Product Description
Product Description
WLD Screw Air Compressor,Air Dryer,Air Tank and Filter
Product Parameters
1. Screw Air Compressor
| Screw Air Compressor A Series | ||||||
| Model | WLD-10A | WLD-15A | WLD-20A | WLD-30A | WLD-40A | WLD-50A |
| Air volume/Air pressure(m3/min/Mpa) | 1.35/0.7 | 1.8/0.7 | 2.5/0.7 | 3.8/0.7 | 5.2/0.7 | 6.5/0.7 |
| 1.2/0.8 | 1.6/0.8 | 2.3/0.8 | 3.4/0.8 | 5.0/0.8 | 6.1/0.8 | |
| 1/1.0 | 1.3/1.0 | 2/1.0 | 3.1/1.0 | 4.3/1.0 | 5.5/1.0 | |
| 0.8/1.2 | 1/1.2 | 1.7/1.2 | 2.7/1.2 | 3.8/1.2 | 4.9/1.2 | |
| Ambient temperature(ºC) | -5~+45ºC | |||||
| Cooling way | air cooling | |||||
| Discharge temperature(ºC) | ambient temperature <15ºC | |||||
| Lubrication oil(L) | 6 | 12 | 18 | 20 | 20 | 29 |
| Noise(dBA) | 66±2 | 68±2 | ||||
| Driving way | belt drive | belt drive | belt drive | direct drive | ||
| Electricity(V/ph/Hz) | 380/3/50 | |||||
| Power(KW) | 7.5 | 11 | 15 | 22 | 30 | 37 |
| Starting method | Y-△Starter | |||||
| Dimension(mm) L | 960 | 1100 | 1100 | 1380 | 1500 | 1500 |
| W | 580 | 710 | 710 | 850 | 1000 | 1000 |
| H | 770 | 1100 | 1100 | 1250 | 1350 | 1350 |
| Net Weight(kg) | 178 | 327 | 337 | 500 | 683 | 683 |
| Outlet pipe dia(inch) | 1/2″ | 1″ | 1″ | 5/4″ | 3/2″ | 3/2″ |
Direct drive screw air compressor
Connected with rotor, motor and it’s outer case form a unit which can achieve zero maintenance. Besides, due to less spare parts, direct drive has less transmission loss to make it more stable and get longer life.
2.Air dryer
Refrigerated air dryer
Advantage
- Low dew point-pressure dew point as low as 5ºC, outlet dew point can reach 15ºC or lower on standard condition.
- High-efficiency pre cooling regenerator-reduce the load of evaporator by increasing outlet temp by 10-15ºC and decreasing inlet temp by 8-12ºC
- Colliding whirlwind air-water separator-air and water can be completely separated at dew point.
- Heat bypass valve-balance pressure, reduce load of compressor, decrease power loss, ensure performance of dryer even at low temperature environment.
- Pressure protection switch-avoid damage to dryer compressor if any fault
- Protective welding way-ensure cleanness in cooling system and avoid to block system
- Good quality cooling spare parts-Panasonic, Cope-land, Tecumseh, CHINAMFG compressor, CHINAMFG expansion valve, Saginomiya solenoid valve.
- Increased condenser-15-20% bigger than normal condenser make sure refrigerant liquefy completely at serious environment.
- Compact outline-small size, less weight, easy to install and disassemble
- Strict QC-test completely before leaving factory to ensure 100% good products.
Refrigerated air dryer
Advantage
- Low dew point-pressure dew point as low as 5ºC, outlet dew point can reach 15ºC or lower on standard condition.
- High-efficiency pre cooling regenerator-reduce the load of evaporator by increasing outlet temp by 10-15ºC and decreasing inlet temp by 8-12ºC
- Colliding whirlwind air-water separator-air and water can be completely separated at dew point.
- Heat bypass valve-balance pressure, reduce load of compressor, decrease power loss, ensure performance of dryer even at low temperature environment.
- Pressure protection switch-avoid damage to dryer compressor if any fault
- Protective welding way-ensure cleanness in cooling system and avoid to block system
- Good quality cooling spare parts-Panasonic, Cope-land, Tecumseh, CHINAMFG compressor, CHINAMFG expansion valve, Saginomiya solenoid valve.
- Increased condenser-15-20% bigger than normal condenser make sure refrigerant liquefy completely at serious environment.
- Compact outline-small size, less weight, easy to install and disassemble
- Strict QC-test completely before leaving factory to ensure 100% good products.
Air Dryer Technical Specification
| Model | WLD-10 | WLD-20 | WLD-30 | WLD-50 |
| Air volume(m3/min) | 1.5 | 2.5 | 3.8 | 6.7 |
| Working condition | A. entrance temp 80ºC B. environment temp 45ºC C. air pressure 10 kg/cm2 | |||
| Pressure dewpoint | 2~10ºC | |||
| Refrigerant | R22 | |||
| Refrigerant Motor(HP) | 0.35 | 0.5 | 0.75 | 0.8 |
| Electricity | AC 220V 50 | |||
| Dimension(mm)L | 620 | 750 | 800 | 930 |
| W | 410 | 420 | 425 | 485 |
| H | 650 | 730 | 810 | 900 |
| Weight(kg) | 38 | 60 | 73 | 92 |
3.Air tank
| AIR TANK DATA | ||||||||||||||||
| NO. | Specifications | Temp(ºC) | Total height(mm) | Inside size (mm) | Air inlet port | Air outlet port | Support pillar | Blowdown valve connector(inch) | Compressor capacity parameters(m3/min) | |||||||
| Volume(m3) | Pressure(MPa) | Height(mm) | Port Size(mm) | Connector(inch) | Height(mm) | Port size(mm) | Connector(inch) | Separation distance (mm) | Size (mm) | |||||||
| 1 | 0.3 | 0.8 | 150 | 1592 | 550 | 642 | 25 | 1 | 1242 | 25 | 1 | 400 | 20 | 0.5 | 2.6-3 | |
| 1 | 1592 | |||||||||||||||
| 1.3 | 1598 | |||||||||||||||
| 3 | 0.6 | 0.8 | 150 | 1905 | 700 | 680 | 40 | 1.5 | 1550 | 40 | 1.5 | 490 | 24 | 0.5 | 4.8-6 | |
| 1 | ||||||||||||||||
| 1.3 | ||||||||||||||||
| 4 | 1 | 0.8 | 150 | 2240 | 800 | 760 | 40 | 1.5 | 1760 | 40 | 1.5 | 560 | 24 | 0.5 | 8-10 | |
| 1 | 2243 | |||||||||||||||
| 1.3 | 2291 | |||||||||||||||
4.Filter
Precision filter
Function
Filter out ozone, gas and particulates in compressed air.
Multi filter material include borosilicate fiber, glass fiber, acticarbon fiber, unwoven fabric and stainless steel mesh.
C filter, remove most liquid and 3 μm above particulates, oil content as low as 5ppm and little water, dust and oil mist.
T filter, remove 1μm above liquid and particulates, oil content reach 0.5ppm.
A filter, remove 0.01μm above liquid and particulates, oil content reach 0.001ppm
Associated Products
WLD Air compressor
Company Profile
Product Showroom
Meeting Room
Exhibition
FAQ
FAQ
Q1:Are you Manufacturer or Trading Company?
A:We are a professional manufacturer with our own export department.
Our factory was established in 2000.
Q2:Where is your factory located? How can I visit there?
A:Our company is located in HangZhou City, China.All clients, from home and abroad,are warmly welcomed to visit us.
Q3. What is your terms of packing?
A: Generally, we pack our goods by thicker bubble paper, some of them are packed by carton.
Q4. What is your terms of payment?
A: By T/T, 30% as deposit for production, and 70% balance before delivery. We’ll show you the photos of the products and packages before you pay the balance.
Q5. What is your terms of delivery?
A: Normally our quotation is under FOB HangZhou, but we also accept EXW, FOB, CFR, CIF, DDU.
Q6. How about your delivery time?
A: Generally, it will take 10 to 15 days after receiving full payment. If your voltage is different from 380V/3PH/50Hz, the delivery time will be around 20 days for custom-made motors or electric components.
Q7.Can we customize our product?
A:Yes,you can.Customized material and standard are acceptable. We can provide different standards according to your market and favor.
Q8: How do you make our business long-term and good relationship?
A1. We keep good quality and competitive price to ensure our customers benefit ;
A2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
Q9: Why choose WeiLongDa?
A1. Wallboard – All WLD spray booth wall panels are anti-fire EPS,foam density is 14kg/m²;
A2. Front door – with aluminum view window, made of 50mm EPS, 0.8mm galvanized steel with plastic spray. Front door is like a face, beautiful, strong, practical, leakproof, anti-rusting & long-lasting, it means your workshop will attract more business and you will spend less time and money on spray booth maintenance;
A3. Steel structure – 4000kg vehicle can safely get in and out of the booth without worried, no noise, vibration is minimized, no air leakage, dust free, clean and efficient, we use thick galvanized steel pipes to make our spray booth cabinet, so our cabinet is anti-rusting;
A4. Heat exchanger – 2 layers radia pipes structure with 2 CHINAMFG welded by experienced skillful welder, it is high efficiency & safe;
A5. Motor fan – introduced from Simens technology with large air flow at low noise, high quality bearing, full cooper coils, rock wool sound proff cover;
A6. Components finishing – since CHINAMFG factory has its own powder coating facility, all components seen were with powder coated treatment. Strong anti-rusting finishing, not just good looking but also make a durable spray booth.
A7. Advantages of CHINAMFG control panel – 1) dust free 2) user can intuitively see the booth actual operation status from the panel 3) spray temperature and baking temperature were set in internal memory, no need to reset temperature when change the mode 4) digital pressure display with over pressure alarm 5) over heat fire alarm system 6) we offer 1 year warranty, life-long maintenance for our booth;
A8. Small details – 1) hinge type ceiling filter frame, 1 person can handle changing filter 2) flter is self sealing no need screw to fix 3) fan filter is easy to access with small door and handle 4) front door locking pin with position locking 5) infrared lamp with rock wool isolation 6) infrared lamp install with isolation distance 7) infrared lamp with door open security sensor switch 8) infrared lamp with wire entrance prastic screw.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Online & Others |
|---|---|
| Warranty: | 12 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
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How Do You Ensure Proper Water Lubrication in Air Compressors?
Proper water lubrication in air compressors is essential for maintaining their performance, efficiency, and longevity. Here’s a detailed explanation of how to ensure proper water lubrication:
- Use High-Quality Water: Start by using high-quality water for lubrication. Ideally, the water should be clean, free from impurities, and have the appropriate chemical composition. Impurities or contaminants in the water can lead to increased wear, corrosion, and blockages in the compressor. Water treatment or filtration systems may be necessary to ensure the desired water quality.
- Monitor Water Supply: Ensure a consistent and adequate water supply to the compressor. Monitor the flow rate and pressure of the water supply to ensure it meets the requirements of the compressor’s lubrication system. Insufficient water flow can lead to inadequate lubrication, increased friction, and potential damage to the compressor components.
- Implement Proper Water Cooling: Compressed air generates heat during the compression process, and effective cooling is crucial to maintain safe operating temperatures and proper water lubrication. Ensure that the cooling mechanisms, such as water jackets or external cooling systems, are properly designed and sized to provide adequate cooling capacity. Monitor and control the water temperature to prevent overheating and ensure optimal lubrication.
- Optimize Water Distribution: Proper water distribution within the compressor is essential for effective lubrication. Ensure that the water is evenly distributed to all the necessary lubrication points, such as the bearings or other moving parts. Proper design and installation of water distribution systems, including pipes, fittings, and nozzles, are important to achieve uniform water distribution and prevent any dry spots or inadequate lubrication.
- Regular Maintenance: Implement a regular maintenance schedule for the water lubrication system. This includes periodic inspection and cleaning of water filters, strainers, or screens to prevent clogging and maintain proper water flow. Check for any leaks or malfunctions in the water distribution system and promptly address them. Regularly monitor water quality and perform any necessary water treatment or filtration to maintain optimal lubrication conditions.
- Follow Manufacturer Guidelines: Always follow the manufacturer’s guidelines and recommendations for water lubrication. Manufacturers provide specific instructions regarding water quality, flow rates, cooling requirements, and maintenance procedures for their compressors. Adhering to these guidelines ensures that the compressor operates within its intended parameters and maintains proper water lubrication.
By following these practices, you can ensure proper water lubrication in air compressors, promoting efficient operation, minimizing wear and tear, and extending the lifespan of the equipment. Regular monitoring, maintenance, and adherence to manufacturer guidelines are crucial to optimize water lubrication and overall compressor performance.
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How Does Water-Lubrication Affect the Lifespan of Air Compressor Components?
Water-lubrication can have both positive and negative effects on the lifespan of air compressor components. Here’s a detailed explanation of how water-lubrication can impact the lifespan of air compressor components:
Positive Effects:
- Lubrication: Water-lubrication provides effective lubrication to the moving parts of the air compressor, reducing friction and wear. Proper lubrication helps minimize the stress on components such as pistons, cylinders, and bearings, which can contribute to extended component lifespan.
- Cooling: Water-lubricated systems offer efficient cooling properties. The circulation of water through water jackets or cooling channels helps dissipate heat generated during compression. Effective cooling can prevent excessive temperature rise, reducing the risk of thermal damage and prolonging the lifespan of compressor components.
- Contaminant Control: Water-lubrication can aid in controlling contaminants within the compressor system. Water acts as a medium to trap and remove particulate matter or debris generated during compressor operation. This helps protect components from potential damage and contributes to their longevity.
Negative Effects:
- Corrosion: Water-lubrication introduces moisture into the compressor system, which can increase the risk of corrosion. Corrosion can degrade the integrity of components, leading to reduced lifespan and potential failures. Proper corrosion prevention measures, such as using corrosion-resistant materials or implementing water treatment processes, are essential to mitigate this negative effect.
- Contamination: Although water-lubrication can help control contaminants, it can also introduce impurities and contaminants if the water supply or treatment is not adequately managed. Contaminants such as sediment, minerals, or microbial growth can negatively impact component lifespan by causing blockages, wear, or chemical degradation. Regular maintenance and proper filtration systems are crucial to minimize contamination-related issues.
- System Complexity: Water-lubricated systems can be more complex than oil-lubricated systems, requiring additional components such as water pumps, filters, and separators. The complexity of the system can introduce more points of failure or maintenance requirements, which, if not addressed properly, can affect the overall lifespan of the compressor components.
Proper maintenance, monitoring, and adherence to manufacturer guidelines are essential to maximize the positive effects and mitigate the negative effects of water-lubrication on air compressor components. Regular inspection, cleaning, lubrication, and water treatment can help ensure optimal operation and prolong the lifespan of the compressor components.
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Are Water-Lubricated Air Compressors Suitable for Food and Beverage Industries?
Water-lubricated air compressors can be highly suitable for the food and beverage industries due to several reasons:
- Food-grade lubrication: Water is a natural and food-grade lubricant. It does not introduce harmful contaminants or chemicals into the production process, ensuring the safety and quality of food and beverage products. Water lubrication eliminates the risk of oil contamination in food products that can occur with oil-lubricated compressors.
- Compliance with hygiene standards: The food and beverage industries have strict hygiene standards and regulations. Water-lubricated air compressors align with these standards as water is a clean and sanitary lubricant. It minimizes the risk of cross-contamination and helps maintain a hygienic production environment.
- Reduced risk of product contamination: Water lubrication eliminates the possibility of oil carryover or oil vapor entering the compressed air system. This reduces the risk of oil contamination in food and beverage products, ensuring their purity and quality.
- Improved product shelf life: Oil-lubricated compressors can release oil aerosols or vapors that may negatively affect the taste, odor, or quality of food and beverage products. Water-lubricated compressors eliminate this concern, contributing to improved product shelf life and maintaining the desired sensory attributes.
- Easy cleanup and maintenance: Water lubrication simplifies cleanup and maintenance procedures in food and beverage production facilities. Water does not leave behind sticky residues or require extensive cleaning processes. It facilitates faster and more efficient cleaning, reducing downtime and improving overall productivity.
- Environmental friendliness: Water is a sustainable and environmentally friendly lubricant choice. It is non-toxic, biodegradable, and does not contribute to air or water pollution. Using water-lubricated air compressors aligns with the sustainability goals of the food and beverage industries.
Considering these factors, water-lubricated air compressors are well-suited for the food and beverage industries, ensuring compliance with hygiene standards, preventing product contamination, and promoting a safe and sustainable production environment.


editor by CX 2023-12-29
China Professional Automatic Sales 100% Oil Free Screw Air Compressor in Stock best air compressor
Product Description
COMPANY PROFILE
KY-200KYG Air Compressor (can be customized) :
WHY CHOOSE US
GENERAL FEATURES:
Permanent magnet inverter compressor because of its energy saving and high efficiency has become a hot and bright spot of the industry, the original air compressor energy consumption on the market, is gradually being the permanent magnet inverter compressor to replace or replacement, users can directly bring cost saveing of 20%-40%.
With the development of science and technology, air compressor is widely used in many industries such as machinery, metallurgy, building materials, electric power, chemical industry, food, textile and so on. However, the air compressor belongs to the high energy consumption equipment, power consumption in some industries accounted for more than 30% og the power consumption of production, it is commonly known as “electric tiger”.
SPECIAL FEATURES:
1,AIR PRESSURE STABILLTY
Due to the use of screw air compressor variable frequency stepless speed regulation characteristics of inverter, inverter controller or regulator through internal PID, can smoothly start; on consumption volatility is relatively large occasions, and can quicklyh adjust the response. Compared with the upper and lower limit switch control of the power frequency operation, the air pressure stability increases exponentially.
2,START NO IMPACT
Because the transducer itself contained the function of soft starter, starting current within the maximum rated current of 1.2 times, compared with the start frequency in general more than 6 times the rated current, start a little impact.
This impact is not only on the grid, the impact of the entire mechanical system, but also greatly reduced.
3,VARIABLE FLOW CONTROL
Power driven air compressor can only work in an exhaust, inverter air compressor can work in a wide range of exhaust. Frequency converter is based on the actual use of gas in real time to adjust the motor speed to control the amount of exhaust.
When the air volume is low, the air compressor can be automatically dormant. thereby greatly redcing the energy loss. The optimized control strategy can further improve the energy saving effect.
4,AC POWER SUPPLY VOLTAGE BETTER
Because of the over modulation technology of the inverter, the output voltage of the motor can be output when the voltage of the AC power supply is low, and the voltage of the output to the motor is too high.
For the generation of power, frequeucy conversion drive can show its advantages.
5,AC POWER SUPPLY VOLTAGE BETTER
Most of the working condition of the frequency conersion system is lower than the rated speed of the work, the host machine noise and wear down, prolongmain- tenance and service life.
If the fan is also driven by frequency conversion, can significantly reduce the nosie of air compressor work.
TECHNICAL PARAMETERS:
| Model | Power | Pressure (Mpa) |
Air flow | Noise | Stage | Exit pipe diameter |
Weight (KG) |
Dimensions (mm(LxWxH) |
| PE-10AVF | 7.5 | 8 | 1.0 | 60±2 |
Single grade |
3/4 |
280 | 1000*600*100 |
| 10 | 0.8 | |||||||
| PE-20AVF | 8 | 2.2 | 60±2 |
Single grade |
1 | 480 | 1150*800*1280 | |
| 10 | 1.8 | |||||||
| PE-30AVF | 22 | 8 | 3.8 | 62±2 |
Single grade |
11/4 |
520 | 1150*800*1280 |
| 10 | 3.0 | |||||||
| PE-40AVF | 30 | 8 | 5.0 |
63±2 | Single grade |
11/4 |
550 | 1150*800*1280 |
| 10 | 4.4 | |||||||
| PE-50AVF | 37 | 8 | 6.8 |
63±2 | Single grade |
11/2 |
650 | 1300*1000*1450 |
| 10 | 5.4 | |||||||
| PE-60AVF | 45 | 8 | 8.0 |
65±2 | Single grade |
11/2 |
750 | 1300*1000*1450 |
| 10 | 6.8 | |||||||
| PE-75AVF | 8 | 9.7 | 65±2 | Single grade |
2 | 1200 | 1700*1270*1500 | |
| 10 | 8.6 | |||||||
| PE-100AVF | 75 | 8 | 13.2 | 65±2 | Single grade |
2 | 1350 | 1700*1270*1500 |
| 10 | 16.1 |
ENERGY-SAVING EFFECT OF TWO-STAGE COMPRESSION:
According to the engineering thermodynamics theory, it is the most economical for the compressor with isothermal compres-
sion.Two-stage oil-injection screw air compressor is designed based on the above theory, it fully improves the cooling function through oil injection during the two-stage compression, plus the inter-stage cooling, by ensuring the temperature is above the pressure dew point, it can be close to isothermal compression as possible, so as to achieve the energy-saving effect.
At the same time, due to low compression ratio of the two-stage airend, the “internal leakage”is largely reduced in the compression process compared with the single-stage compression airend with the same power and same discharge pressure.On the contrary, the diplacement is increased, which means that the efficiency is increased, and the specific power is reduced.
Compared with the ordinary two-stage permanent magnetic compressor on the market,Moair uses the two-drive and two-stage compres- sion, which directly avoids the power loss inside the gear set.
Energy-saving advantages:
1,To reduce the bearing load, and improve the volumetric efficincy;
2,In the case of partial load operation, it can improve efficiency and become energy saving to a better extent.
3,The energy saving of two-stage screw air compressor is up to 15%-25% than that of the one-stage air compressor, which can save the considerable electricity fees every year.
About shipping
Company information
Certificate
FAQ:
1.Q:What do you need machine and quotation?
A: According to capacity and factory size ,we can give you details.
2.Q: Are you trading company or manufacturer ?
A:We are factory.
3.Q:How do we pack machine?
A:Exporting wooden cases
4.Q:Lead time
A:Around 25-30 days after the receipt of your deposit.
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| Type: | High Pressure Gun |
|---|---|
| Usage: | Paint Spray Gun, Washing Gun, Hopper Gun, Garden Gun |
| Working Style: | Rotary Type |
| Air Wrench Type: | Pulse pneumatic wrench |
| Pneumatic Drill Range: | Tunnel |
| Degree of Automation: | Automatic |
| Customization: |
Available
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What Are the Safety Considerations When Using Water-Lubricated Compressors?
When using water-lubricated compressors, it is important to prioritize safety to prevent accidents, ensure the well-being of personnel, and maintain the integrity of the equipment. Here’s a detailed explanation of the safety considerations:
- Electrical Safety: Compressed air systems, including water-lubricated compressors, often involve electrical components and connections. Ensure that the electrical systems are properly installed, grounded, and protected according to applicable electrical codes and regulations. Regularly inspect electrical components, such as motors, switches, and wiring, for any signs of damage or wear that could pose electrical hazards.
- Pressure Safety: Water-lubricated compressors can operate at high pressures, presenting potential hazards. Follow the manufacturer’s guidelines and ratings to ensure that the compressor is operated within its specified pressure limits. Install and maintain pressure relief valves to prevent overpressurization and ensure the safe release of excess pressure. Regularly inspect pressure gauges, fittings, and connections for leaks, damage, or signs of degradation.
- Heat and Cooling Safety: Compressed air systems generate heat during the compression process, and proper cooling is essential to maintain safe operating temperatures. Ensure that cooling mechanisms, such as water jackets or external cooling systems, are functioning correctly and provide adequate cooling capacity. Monitor and control the temperature of the compressed air and the cooling water to prevent overheating and minimize the risk of equipment damage or failure.
- Water Quality and Treatment: The quality of the water used for lubrication is crucial for the performance and safety of water-lubricated compressors. Impurities, contaminants, or minerals in the water can lead to corrosion, blockages, or reduced lubrication effectiveness. Implement appropriate water treatment or filtration systems to maintain the desired water quality. Regularly monitor water quality and perform necessary maintenance and treatment to prevent potential safety and performance issues.
- Maintenance and Inspection: Establish a routine maintenance and inspection program for the water-lubricated compressor system. Regularly inspect the compressor, water distribution system, filters, and other components for any signs of wear, damage, or deterioration. Follow the manufacturer’s recommended maintenance procedures, including lubrication, filter replacement, and system checks. Promptly address any identified issues to prevent safety hazards and maintain the reliable operation of the compressor.
- Training and Personal Protective Equipment (PPE): Proper training of personnel who operate and maintain water-lubricated compressors is essential for safety. Ensure that operators and maintenance personnel are trained on the safe operation of the equipment, emergency procedures, and hazard identification. Provide appropriate personal protective equipment (PPE), such as safety glasses, gloves, and hearing protection, to minimize the risk of injuries from potential hazards, including high-pressure water, rotating parts, or noise.
It is important to consult applicable safety regulations, codes, and guidelines specific to your location and industry when using water-lubricated compressors. Additionally, follow the manufacturer’s instructions, warnings, and safety recommendations provided with the equipment to ensure the safe operation of water-lubricated compressors and mitigate potential risks.
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Are There Any Restrictions on the Type of Water Used in Water-Lubricated Compressors?
When it comes to water-lubricated compressors, there are certain restrictions and considerations regarding the type of water that can be used. Here’s a detailed explanation of the restrictions on the type of water used in water-lubricated compressors:
Water Quality:
- Cleanliness: The water used in water-lubricated compressors should be clean and free from excessive impurities or contaminants. Impurities like sediment, minerals, or debris can cause blockages, wear, or damage to the compressor components. It is important to use water that meets the cleanliness requirements specified by the manufacturer.
- Chemical Composition: The chemical composition of the water can also be a factor to consider. Water with high mineral content or hardness can lead to scale formation, which can affect the performance and lifespan of the compressor. Water treatment methods, such as water softening or filtration, may be necessary to maintain the desired water quality.
Water Temperature:
- Freezing Point: In cold climates, it is important to ensure that the water used in the compressor’s lubrication system does not freeze. Freezing can cause operational issues and damage to the equipment. The water temperature should be maintained above freezing point through insulation, heating, or other suitable methods.
- Temperature Range: Water-lubricated compressors may have specific temperature requirements to ensure optimal operation and lubrication. Operating the compressor with water temperatures outside the recommended range can affect its performance and lifespan. It is important to adhere to the manufacturer’s guidelines regarding the acceptable temperature range for the water used.
Water Treatment:
- Water Treatment Systems: Depending on the quality of the available water supply, it may be necessary to use water treatment systems to ensure the water meets the required standards. Water treatment systems can help remove impurities, control chemical composition, and maintain the desired water quality for effective lubrication and cooling.
- Water Treatment Frequency: Regular maintenance and monitoring of the water treatment systems are essential to ensure their effectiveness. The frequency of water treatment, such as filtration or chemical treatment, may vary depending on the specific conditions and the water quality in the area.
Manufacturer Recommendations:
- Consulting the Manufacturer: It is important to consult the manufacturer’s guidelines and recommendations regarding the type of water to be used in water-lubricated compressors. Manufacturers may specify the acceptable water quality parameters, treatment methods, or restrictions to ensure optimal performance and longevity of the compressor.
By considering the cleanliness, chemical composition, temperature, and appropriate water treatment measures, the type of water used in water-lubricated compressors can be optimized to meet the requirements specified by the manufacturer. Adhering to these restrictions helps ensure efficient and reliable operation of the compressor while minimizing the risk of component damage or performance issues.
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Can Water-Lubricated Air Compressors Be Used in Medical Applications?
Water-lubricated air compressors can be used in certain medical applications, offering specific advantages for these environments. Here are some considerations regarding the use of water-lubricated air compressors in medical settings:
- Clean and sterile lubrication: Water is a clean and sterile lubricant, making it suitable for medical applications where maintaining a sterile environment is crucial. Water lubrication helps prevent contamination and ensures the integrity of medical products and procedures.
- Reduced risk of oil contamination: Oil-lubricated compressors pose a risk of oil carryover and oil vapor entering the compressed air system. This can be problematic in medical applications, where oil contamination could impact patient safety or interfere with sensitive medical equipment. Water-lubricated compressors eliminate this risk, providing a reliable and oil-free compressed air source.
- Compatibility with medical gases: Water-lubricated air compressors are compatible with medical gases such as oxygen or nitrous oxide. Unlike oil lubricants, water does not react or contaminate these gases, ensuring their purity and safety in medical procedures.
- Hygienic and easy to clean: Water lubrication simplifies cleaning procedures in medical environments. It does not leave behind sticky residues or require harsh chemicals for cleaning. Water-lubricated compressors can be easily cleaned and maintained, promoting a hygienic and safe medical facility.
- Reduced risk of fire hazards: Water has a higher flash point compared to oil lubricants, making water-lubricated compressors safer in terms of fire hazards. In medical settings, where fire safety is critical, using water as a lubricant can provide added peace of mind.
- Environmental friendliness: Water is a non-toxic and environmentally friendly lubricant choice. It does not contribute to air or water pollution, aligning with the sustainability goals of medical facilities.
While water-lubricated air compressors offer several advantages for medical applications, it’s important to note that specific requirements and regulations may vary depending on the type of medical procedure or equipment involved. It is advisable to consult with medical professionals or equipment manufacturers to ensure the suitability and compliance of water-lubricated air compressors for specific medical applications.


editor by CX 2023-12-28
China Standard 90kw 110kw Low Noise Reasonable Price Head Oil Free High Pressure Rotary Screw Air Compressor 12v air compressor
Product Description
Product Description
| Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor | ||||||||||||
| HYW-G | Working pressure | Exhaust volume | Power | Noise | Air outlet pipe diameter | Net weight | Dimensions(mm) | |||||
| Water lubricated series | bar | psig | (m3/min) | cfm | kW | hp | dB | kg | Length | Width | Height | |
| HYWV-7G | 7 | 102 | 0.7-1.2 | 24.7-42.4 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.6-1.1 | 21.2-38.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.5-0.9 | 17.7-31.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-11G | 7 | 102 | 1.0-1.6 | 35.3-56.5 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.9-1.5 | 31.8-53 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.7-1.3 | 24.7-45.9 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-15G | 7 | 102 | 1.1-2 | 38.8-71 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 |
| 8 | 116 | 1-1.9 | 35.4-67.3 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| 10 | 145 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| HYWV-15G | 7 | 102 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 |
| 8 | 116 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| 10 | 145 | 0.9-1.6 | 31.8-56.6 | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| HYWV-18.5G | 7 | 102 | 1.8-3.1 | 63.6-109.5 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 |
| 8 | 116 | 1.6-2.8 | 56.5-98.9 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.5-2.5 | 53-88.3 | 18.5 | 25 | 61±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| HYWV-22G | 7 | 102 | 2.2-3.7 | 77.7-130.7 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 |
| 8 | 116 | 2.0-3.4 | 70.6-120.1 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.8-3.0 | 63.6-105.9 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| HYWV-30G | 7 | 102 | 3.1-5.2 | 109.5-183.6 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 |
| 8 | 116 | 2.8-4.7 | 98.9-166 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| 10 | 145 | 2.5-4.3 | 88.3-151.9 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| HYWV-37G | 7 | 102 | 3.6-6.1 | 127.1-215.4 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 |
| 8 | 116 | 3.3-5.6 | 116.5-197.8 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.0-5.0 | 105.9-176.6 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| HYWV-45G | 7 | 102 | 4.5-7.5 | 158.9-264.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 |
| 8 | 116 | 4.0-6.8 | 141.3-240.1 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.6-6.0 | 127.1-211.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| HYWV-55G | 7 | 102 | 6.0-10.0 | 211.9-353.1 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 |
| 8 | 116 | 5.4-9.0 | 191-317.8 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| 10 | 145 | 4.6-7.8 | 162.4-275.5 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| HYWV-75G | 7 | 102 | 7.8-13.0 | 275.5-459.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 |
| 8 | 116 | 7.2-12.0 | 254.3-423.8 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| 10 | 145 | 6.0-10.0 | 211.9-353.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| HYWV-90G | 7 | 102 | 9.3-15.5 | 328.4-547.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 |
| 8 | 116 | 8.4-14.0 | 296.6-494.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| 10 | 145 | 7.5-12.5 | 264.9-414 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| HYWV-110G | 7 | 102 | 12.0-20.0 | 423.8-706.3 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 |
| 8 | 116 | 10.8-18.0 | 381.4-635.7 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| 10 | 145 | 9.6-16.0 | 339-565 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| HYWV-132G | 7 | 102 | 15.0-25.0 | 527.9-882.9 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 |
| 8 | 116 | 13.8-23.0 | 487.3-812.2 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| 10 | 145 | 12.0-20.0 | 423.8-706.3 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| HYWV-160G | 7 | 102 | 16.2-27.0 | 572.1-953.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 15.3-25.5 | 540.3-900.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 14.4-24.0 | 508.5-847.6 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-185G | 7 | 102 | 18.0-30.0 | 635.7-1059.4 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 16.8-28.0 | 593.3-988.8 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 15.0-25.0 | 529.7-882.9 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-200G | 7 | 102 | 21.6-36.0 | 762.8-1271.3 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 |
| 8 | 116 | 19.8-33.0 | 699.2-1165.4 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| 10 | 145 | 16.2-27.0 | 572.1-953.5 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| HYWV-250G | 7 | 102 | 25.8-43.0 | 911.1-1518.5 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 |
| 8 | 116 | 24.6-41.0 | 868.7-1447.9 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| 10 | 145 | 22.8-38.0 | 805.2-1342 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| Cooling method: (Air cooling:HYWV-7G~HYWV-45G),(Water cooling:HYWV-55G~HYWV-250G)) | ||||||||||||
Display
The advantage of screw air compressor
Company strength display
HangZhou CHINAMFG Gas Equipment Co., Ltd. is a manufacturer engaged in the research and development, design and production of gas compressors. The company has its own production technology, processing equipment and assembly technology, and has many years of experience in the production of various flammable and explosive special gas compressors.
Huayan compressor products cover almost all gas media, up to 6th-stage compression and 3000kw power. Products can be customized according to customer requirements to better meet customer needs. The products are mainly used in gas compressors in the petroleum industry, chemical and natural gas compressors, industrial compressors, compressors for waste gas treatment and biogas utilization, and compressors for special gases.
After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;
Exhibition Display
Certificate display
Packaging and Shipping
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Provide After-Sell Sevice |
|---|---|
| Warranty: | 18monthes |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Customization: |
Available
|
|
|---|
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What Are the Safety Considerations When Using Water-Lubricated Compressors?
When using water-lubricated compressors, it is important to prioritize safety to prevent accidents, ensure the well-being of personnel, and maintain the integrity of the equipment. Here’s a detailed explanation of the safety considerations:
- Electrical Safety: Compressed air systems, including water-lubricated compressors, often involve electrical components and connections. Ensure that the electrical systems are properly installed, grounded, and protected according to applicable electrical codes and regulations. Regularly inspect electrical components, such as motors, switches, and wiring, for any signs of damage or wear that could pose electrical hazards.
- Pressure Safety: Water-lubricated compressors can operate at high pressures, presenting potential hazards. Follow the manufacturer’s guidelines and ratings to ensure that the compressor is operated within its specified pressure limits. Install and maintain pressure relief valves to prevent overpressurization and ensure the safe release of excess pressure. Regularly inspect pressure gauges, fittings, and connections for leaks, damage, or signs of degradation.
- Heat and Cooling Safety: Compressed air systems generate heat during the compression process, and proper cooling is essential to maintain safe operating temperatures. Ensure that cooling mechanisms, such as water jackets or external cooling systems, are functioning correctly and provide adequate cooling capacity. Monitor and control the temperature of the compressed air and the cooling water to prevent overheating and minimize the risk of equipment damage or failure.
- Water Quality and Treatment: The quality of the water used for lubrication is crucial for the performance and safety of water-lubricated compressors. Impurities, contaminants, or minerals in the water can lead to corrosion, blockages, or reduced lubrication effectiveness. Implement appropriate water treatment or filtration systems to maintain the desired water quality. Regularly monitor water quality and perform necessary maintenance and treatment to prevent potential safety and performance issues.
- Maintenance and Inspection: Establish a routine maintenance and inspection program for the water-lubricated compressor system. Regularly inspect the compressor, water distribution system, filters, and other components for any signs of wear, damage, or deterioration. Follow the manufacturer’s recommended maintenance procedures, including lubrication, filter replacement, and system checks. Promptly address any identified issues to prevent safety hazards and maintain the reliable operation of the compressor.
- Training and Personal Protective Equipment (PPE): Proper training of personnel who operate and maintain water-lubricated compressors is essential for safety. Ensure that operators and maintenance personnel are trained on the safe operation of the equipment, emergency procedures, and hazard identification. Provide appropriate personal protective equipment (PPE), such as safety glasses, gloves, and hearing protection, to minimize the risk of injuries from potential hazards, including high-pressure water, rotating parts, or noise.
It is important to consult applicable safety regulations, codes, and guidelines specific to your location and industry when using water-lubricated compressors. Additionally, follow the manufacturer’s instructions, warnings, and safety recommendations provided with the equipment to ensure the safe operation of water-lubricated compressors and mitigate potential risks.
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Are There Any Restrictions on the Type of Water Used in Water-Lubricated Compressors?
When it comes to water-lubricated compressors, there are certain restrictions and considerations regarding the type of water that can be used. Here’s a detailed explanation of the restrictions on the type of water used in water-lubricated compressors:
Water Quality:
- Cleanliness: The water used in water-lubricated compressors should be clean and free from excessive impurities or contaminants. Impurities like sediment, minerals, or debris can cause blockages, wear, or damage to the compressor components. It is important to use water that meets the cleanliness requirements specified by the manufacturer.
- Chemical Composition: The chemical composition of the water can also be a factor to consider. Water with high mineral content or hardness can lead to scale formation, which can affect the performance and lifespan of the compressor. Water treatment methods, such as water softening or filtration, may be necessary to maintain the desired water quality.
Water Temperature:
- Freezing Point: In cold climates, it is important to ensure that the water used in the compressor’s lubrication system does not freeze. Freezing can cause operational issues and damage to the equipment. The water temperature should be maintained above freezing point through insulation, heating, or other suitable methods.
- Temperature Range: Water-lubricated compressors may have specific temperature requirements to ensure optimal operation and lubrication. Operating the compressor with water temperatures outside the recommended range can affect its performance and lifespan. It is important to adhere to the manufacturer’s guidelines regarding the acceptable temperature range for the water used.
Water Treatment:
- Water Treatment Systems: Depending on the quality of the available water supply, it may be necessary to use water treatment systems to ensure the water meets the required standards. Water treatment systems can help remove impurities, control chemical composition, and maintain the desired water quality for effective lubrication and cooling.
- Water Treatment Frequency: Regular maintenance and monitoring of the water treatment systems are essential to ensure their effectiveness. The frequency of water treatment, such as filtration or chemical treatment, may vary depending on the specific conditions and the water quality in the area.
Manufacturer Recommendations:
- Consulting the Manufacturer: It is important to consult the manufacturer’s guidelines and recommendations regarding the type of water to be used in water-lubricated compressors. Manufacturers may specify the acceptable water quality parameters, treatment methods, or restrictions to ensure optimal performance and longevity of the compressor.
By considering the cleanliness, chemical composition, temperature, and appropriate water treatment measures, the type of water used in water-lubricated compressors can be optimized to meet the requirements specified by the manufacturer. Adhering to these restrictions helps ensure efficient and reliable operation of the compressor while minimizing the risk of component damage or performance issues.
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Are Water-Lubricated Air Compressors Suitable for Food and Beverage Industries?
Water-lubricated air compressors can be highly suitable for the food and beverage industries due to several reasons:
- Food-grade lubrication: Water is a natural and food-grade lubricant. It does not introduce harmful contaminants or chemicals into the production process, ensuring the safety and quality of food and beverage products. Water lubrication eliminates the risk of oil contamination in food products that can occur with oil-lubricated compressors.
- Compliance with hygiene standards: The food and beverage industries have strict hygiene standards and regulations. Water-lubricated air compressors align with these standards as water is a clean and sanitary lubricant. It minimizes the risk of cross-contamination and helps maintain a hygienic production environment.
- Reduced risk of product contamination: Water lubrication eliminates the possibility of oil carryover or oil vapor entering the compressed air system. This reduces the risk of oil contamination in food and beverage products, ensuring their purity and quality.
- Improved product shelf life: Oil-lubricated compressors can release oil aerosols or vapors that may negatively affect the taste, odor, or quality of food and beverage products. Water-lubricated compressors eliminate this concern, contributing to improved product shelf life and maintaining the desired sensory attributes.
- Easy cleanup and maintenance: Water lubrication simplifies cleanup and maintenance procedures in food and beverage production facilities. Water does not leave behind sticky residues or require extensive cleaning processes. It facilitates faster and more efficient cleaning, reducing downtime and improving overall productivity.
- Environmental friendliness: Water is a sustainable and environmentally friendly lubricant choice. It is non-toxic, biodegradable, and does not contribute to air or water pollution. Using water-lubricated air compressors aligns with the sustainability goals of the food and beverage industries.
Considering these factors, water-lubricated air compressors are well-suited for the food and beverage industries, ensuring compliance with hygiene standards, preventing product contamination, and promoting a safe and sustainable production environment.


editor by CX 2023-12-25
China OEM Low Noise Long Life Energy Saving Water-Lubrication Single Mono Screw Oil-Free Screw Air Compressor mini air compressor
Product Description
Product Description
| Technical parameters of oil-free water-lubricated permanent magnet variable frequency screw compressor | ||||||||||||
| HYW-G | Working pressure | Exhaust volume | Power | Noise | Air outlet pipe diameter | Net weight | Dimensions(mm) | |||||
| Water lubricated series | bar | psig | (m3/min) | cfm | kW | hp | dB | kg | Length | Width | Height | |
| HYWV-7G | 7 | 102 | 0.7-1.2 | 24.7-42.4 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.6-1.1 | 21.2-38.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.5-0.9 | 17.7-31.8 | 7.5 | 10 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-11G | 7 | 102 | 1.0-1.6 | 35.3-56.5 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 |
| 8 | 116 | 0.9-1.5 | 31.8-53 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| 10 | 145 | 0.7-1.3 | 24.7-45.9 | 11 | 15 | 58±3 | G1″ | 500 | 1135 | 800 | 1000 | |
| HYWV-15G | 7 | 102 | 1.1-2 | 38.8-71 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 |
| 8 | 116 | 1-1.9 | 35.4-67.3 | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| 10 | 145 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1400 | 1000 | 1200 | |
| HYWV-15G | 7 | 102 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 |
| 8 | 116 | / | / | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| 10 | 145 | 0.9-1.6 | 31.8-56.6 | 15 | 20 | 60±3 | G1″ | 550 | 1170 | 900 | 1100 | |
| HYWV-18.5G | 7 | 102 | 1.8-3.1 | 63.6-109.5 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 |
| 8 | 116 | 1.6-2.8 | 56.5-98.9 | 18.5 | 25 | 61 ±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.5-2.5 | 53-88.3 | 18.5 | 25 | 61±3 | G1″ | 600 | 1400 | 1000 | 1200 | |
| HYWV-22G | 7 | 102 | 2.2-3.7 | 77.7-130.7 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 |
| 8 | 116 | 2.0-3.4 | 70.6-120.1 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| 10 | 145 | 1.8-3.0 | 63.6-105.9 | 22 | 30 | 61 ±3 | G1″ | 655 | 1400 | 1000 | 1200 | |
| HYWV-30G | 7 | 102 | 3.1-5.2 | 109.5-183.6 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 |
| 8 | 116 | 2.8-4.7 | 98.9-166 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| 10 | 145 | 2.5-4.3 | 88.3-151.9 | 30 | 40 | 64±3 | G11/2″ | 1150 | 1920 | 1170 | 1320 | |
| HYWV-37G | 7 | 102 | 3.6-6.1 | 127.1-215.4 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 |
| 8 | 116 | 3.3-5.6 | 116.5-197.8 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.0-5.0 | 105.9-176.6 | 37 | 50 | 64±3 | G11/2″ | 1200 | 1920 | 1170 | 1320 | |
| HYWV-45G | 7 | 102 | 4.5-7.5 | 158.9-264.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 |
| 8 | 116 | 4.0-6.8 | 141.3-240.1 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| 10 | 145 | 3.6-6.0 | 127.1-211.9 | 45 | 60 | 66±3 | G11/2″ | 1320 | 1920 | 1170 | 1320 | |
| HYWV-55G | 7 | 102 | 6.0-10.0 | 211.9-353.1 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 |
| 8 | 116 | 5.4-9.0 | 191-317.8 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| 10 | 145 | 4.6-7.8 | 162.4-275.5 | 55 | 75 | 66±3 | DN50 | 1520 | 1930 | 1320 | 1535 | |
| HYWV-75G | 7 | 102 | 7.8-13.0 | 275.5-459.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 |
| 8 | 116 | 7.2-12.0 | 254.3-423.8 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| 10 | 145 | 6.0-10.0 | 211.9-353.1 | 75 | 100 | 70±3 | DN50 | 1620 | 1930 | 1320 | 1535 | |
| HYWV-90G | 7 | 102 | 9.3-15.5 | 328.4-547.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 |
| 8 | 116 | 8.4-14.0 | 296.6-494.4 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| 10 | 145 | 7.5-12.5 | 264.9-414 | 90 | 120 | 70±3 | DN50 | 1800 | 1930 | 1320 | 1535 | |
| HYWV-110G | 7 | 102 | 12.0-20.0 | 423.8-706.3 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 |
| 8 | 116 | 10.8-18.0 | 381.4-635.7 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| 10 | 145 | 9.6-16.0 | 339-565 | 110 | 150 | 72±3 | DN80 | 3100 | 2300 | 1600 | 1750 | |
| HYWV-132G | 7 | 102 | 15.0-25.0 | 527.9-882.9 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 |
| 8 | 116 | 13.8-23.0 | 487.3-812.2 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| 10 | 145 | 12.0-20.0 | 423.8-706.3 | 132 | 175 | 72±3 | DN80 | 3250 | 2300 | 1600 | 1750 | |
| HYWV-160G | 7 | 102 | 16.2-27.0 | 572.1-953.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 15.3-25.5 | 540.3-900.5 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 14.4-24.0 | 508.5-847.6 | 160 | 215 | 72±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-185G | 7 | 102 | 18.0-30.0 | 635.7-1059.4 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 |
| 8 | 116 | 16.8-28.0 | 593.3-988.8 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| 10 | 145 | 15.0-25.0 | 529.7-882.9 | 185 | 250 | 74±3 | DN100 | 4500 | 2860 | 1600 | 1800 | |
| HYWV-200G | 7 | 102 | 21.6-36.0 | 762.8-1271.3 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 |
| 8 | 116 | 19.8-33.0 | 699.2-1165.4 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| 10 | 145 | 16.2-27.0 | 572.1-953.5 | 200 | 270 | 74±3 | DN125 | 4800 | 3150 | 1850 | 2050 | |
| HYWV-250G | 7 | 102 | 25.8-43.0 | 911.1-1518.5 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 |
| 8 | 116 | 24.6-41.0 | 868.7-1447.9 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| 10 | 145 | 22.8-38.0 | 805.2-1342 | 250 | 350 | 74±3 | DN125 | 5200 | 3150 | 1850 | 2050 | |
| Cooling method: (Air cooling:HYWV-7G~HYWV-45G),(Water cooling:HYWV-55G~HYWV-250G)) | ||||||||||||
Display
The advantage of screw air compressor
Company strength display
HangZhou CHINAMFG Gas Equipment Co., Ltd. is a manufacturer engaged in the research and development, design and production of gas compressors. The company has its own production technology, processing equipment and assembly technology, and has many years of experience in the production of various flammable and explosive special gas compressors.
Huayan compressor products cover almost all gas media, up to 6th-stage compression and 3000kw power. Products can be customized according to customer requirements to better meet customer needs. The products are mainly used in gas compressors in the petroleum industry, chemical and natural gas compressors, industrial compressors, compressors for waste gas treatment and biogas utilization, and compressors for special gases.
After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;
Exhibition Display
Certificate display
Packaging and Shipping
FAQ
Q1: What is the rotor speed for the air end?
A1: 2980rmp.
Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)
Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).
Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.
Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.
Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.
Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.
Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.
Q9: Do you have spare parts in stock?
A9: Yes, we do.
Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Provide After-Sell Sevice |
|---|---|
| Warranty: | 18monthes |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Customization: |
Available
|
|
|---|
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What are the differences between stationary and portable air compressors?
Stationary and portable air compressors are two common types of air compressors with distinct features and applications. Here are the key differences between them:
1. Mobility:
The primary difference between stationary and portable air compressors is their mobility. Stationary air compressors are designed to be permanently installed in a fixed location, such as a workshop or a factory. They are typically larger, heavier, and not easily movable. On the other hand, portable air compressors are smaller, lighter, and equipped with handles or wheels for easy transportation. They can be moved from one location to another, making them suitable for jobsites, construction sites, and other mobile applications.
2. Power Source:
Another difference lies in the power source used by stationary and portable air compressors. Stationary compressors are usually powered by electricity, as they are designed for continuous operation in a fixed location with access to power outlets. They are connected to the electrical grid or have dedicated wiring. In contrast, portable compressors are available in various power options, including electric, gasoline, and diesel engines. This versatility allows them to operate in remote areas or sites without readily available electricity.
3. Tank Capacity:
Tank capacity is also a distinguishing factor between stationary and portable air compressors. Stationary compressors often have larger storage tanks to store compressed air for extended periods. The larger tanks enable them to deliver a continuous and steady supply of compressed air for longer durations without the need for frequent cycling. Portable compressors, due to their compact size and portability, generally have smaller tank capacities, which may be sufficient for intermittent or smaller-scale applications.
4. Performance and Output:
The performance and output capabilities of stationary and portable air compressors can vary. Stationary compressors are typically designed for high-volume applications that require a consistent and continuous supply of compressed air. They often have higher horsepower ratings, larger motor sizes, and higher air delivery capacities. Portable compressors, while generally offering lower horsepower and air delivery compared to their stationary counterparts, are still capable of delivering sufficient air for a range of applications, including pneumatic tools, inflation tasks, and light-duty air-powered equipment.
5. Noise Level:
Noise level is an important consideration when comparing stationary and portable air compressors. Stationary compressors, being larger and built for industrial or commercial settings, are often equipped with noise-reducing features such as sound insulation and vibration dampening. They are designed to operate at lower noise levels, which is crucial for maintaining a comfortable working environment. Portable compressors, while efforts are made to reduce noise, may produce higher noise levels due to their compact size and portability.
6. Price and Cost:
Stationary and portable air compressors also differ in terms of price and cost. Stationary compressors are generally more expensive due to their larger size, higher power output, and industrial-grade construction. They often require professional installation and may involve additional costs such as electrical wiring and system setup. Portable compressors, being smaller and more versatile, tend to have a lower upfront cost. They are suitable for individual users, contractors, and small businesses with budget constraints or flexible air supply needs.
When selecting between stationary and portable air compressors, it is essential to consider the specific requirements of the intended application, such as mobility, power source availability, air demands, and noise considerations. Understanding these differences will help in choosing the appropriate type of air compressor for the intended use.
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What are the environmental considerations when using air compressors?
When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:
Energy Efficiency:
Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.
Air Leakage:
Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.
Noise Pollution:
Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.
Emissions:
While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.
Proper Waste Management:
Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.
Sustainable Practices:
Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.
By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.
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How is air pressure measured in air compressors?
Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:
1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.
2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.
To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.
It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.
When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.
Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.


editor by CX 2023-12-22
China supplier CHINAMFG 250kw Industrial Weg Motor Rotary Direct Drive Screw Water Lubricated Oil Free Screw Air Compressor for Oxygen Plant / Food Industry/ Medical Industry with Hot selling
Product Description
Product Description
1.Atals-Copco Air-End
Atlas-Copco Group 149years air-end research & development experience.
2.High Efficiency & Save Energy
High efficiency & energy saving intake valve,keep in lower unloading pressure and avoid large energy consumption when
3.Easy Installation & Operation
Compressor is filled with inbrication oil before delivering. You can operate it after installing and power on.
4.Low noise & low vibration
Atlas-copco air-end, low noise & vibration.
5.Reliability & Safety
Reliability bigger cooler, lower operating temperature.
Detailed Photos
Product Parameters
| LSW-8A PM-8 | 8 | 116 | 0.5~1.1 | 10 | 7.5 | 510 | Air Cooled |
Belt Driven | 57±2 | G3/4” | — | — | 800*800*1200 |
| LSW-8A PM-10 | 10 | 145 | 0.4~0.9 | ||||||||||
| LSW-11A PM-8 | 8 | 116 | 0.7~1.7 | 15 | 11 | 620 | Air Cooled |
Direct Driven | 60±2 | G3/4” | — | — | 1200*855*1335 |
| LSW-11A PM-10 | 10 | 145 | 0.6~1.4 | ||||||||||
| LSW-15A PM-8 | 8 | 116 | 1.0~2.3 | 20 | 15 | 670 | Air Cooled |
Direct Driven | 60±2 | G3/4” | — | — | 1200*855*1335 |
| LSW-15A PM-10 | 10 | 145 | 0.9~2.0 | ||||||||||
| LSW-18.5A PM-8 | 8 | 116 | 1.2~3.0 | 25 | 18.5 | 730 | Air Cooled |
Direct Driven | 63±2 | G1” | — | — | 1400*1571*1340 |
| LSW-18.5A PM-10 | 10 | 145 | 1.0~2.6 | ||||||||||
| LSW-22A PM-8 | 8 | 116 | 1.5~3.6 | 30 | 22 | 780 | Air Cooled |
Direct Driven | 63±2 | G1” | — | — | 1400*1571*1340 |
| LSW-22A PM-10 | 10 | 145 | 1.3~3.0 | ||||||||||
| LSW-30A PM -8 | 8 | 116 | 2.1~5.1 | 40 | 30 | 1150 | Air Cooled |
Direct Driven | 66±2 | G1-1/4” | — | — | 1650*1180*1505 |
| LSW-30A PM-10 | 10 | 145 | 1.8~4.3 | ||||||||||
| LSW-37A PM-8 | 8 | 116 | 2.6~6.4 | 50 | 37 | 1200 | Air Cooled |
Direct Driven | 66±2 | G1-1/4” | — | — | 1650*1180*1505 |
| LSW-37A PM-10 | 10 | 145 | 2.2~5.4 | ||||||||||
| LSW-45W PM-8 | 8 | 116 | 3.3~8.2 | 60 | 45 | 1490 | Water Cooled |
Direct Driven | 68±2 | G2” | G1-1/2” | 10 | 1800*1360*1670 |
| LSW-45W PM-10 | 10 | 145 | 2.8~7.0 | ||||||||||
| LSW-55W PM-8 | 8 | 116 | 4.0~10 | 75 | 55 | 1570 | Water Cooled |
Direct Driven | 69±2 | G2” | G1-1/2” | 12 | 1800*1360*1670 |
| LSW-55W PM-10 | 10 | 145 | 3.4~8.5 | ||||||||||
| LSW-75W PM-8 | 8 | 116 | 5.2~13.0 | 75 | 55 | 1750 | Water Cooled |
Direct Driven | 69±2 | G2” | G1-1/2” | 18 | 1800*1360*1670 |
| LSW-75W PM-10 | 10 | 145 | 4.4~11.1 | ||||||||||
| LSW-90W PM-8 | 8 | 116 | 6.9~17.2 | 120 | 90 | 2450 | Water Cooled |
Direct Driven | 73±2 | G2-1/2” | G1-1/2” | 20 | 2200*1550*1800 |
| LSW-90W PM-10 | 10 | 145 | 5.9~14.6 | ||||||||||
| LSW-110W PM-8 | 8 | 116 | 8.2~20.3 | 150 | 110 | 2580 | Water Cooled |
Direct Driven | 75±2 | G2-1/2” | G2” | 24 | 2200*1550*1800 |
| LSW-110W PM-10 | 10 | 145 | 7.0~17.3 | ||||||||||
| LSW-132W PM-8 | 8 | 116 | 9.7~24.1 | 180 | 132 | 2700 | Water Cooled |
Direct Driven | 75±2 | G2-1/2” | G2” | 30 | 2700*1550*1800 |
| LSW-132W PM-10 | 10 | 145 | 8.2~20.5 | ||||||||||
| LSW-160W PM-8 | 8 | 116 | 11.3~28.2 | 210 | 160 | 3900 | Water Cooled |
Direct Driven | 77±2 | G3” | G3” | 35 | 3000*1800*2100 |
| LSW-160W PM-10 | 10 | 145 | 9.6~24.0 | ||||||||||
| LSW-185W PM-8 | 8 | 116 | 12.9~32.1 | 240 | 185 | 4050 | Water Cooled |
Direct Driven | 77±2 | G3” | G3” | 38 | 3000*1800*2100 |
| LSV180W PM-10 | 10 | 145 | 11.0~27.3 | ||||||||||
| LSW-200W PM-8 | 8 | 116 | 13.8~34.5 | 270 | 200 | 4200 | Water Cooled |
Direct Driven | 78±2 | G4” | G4” | 42 | 3000*1800*2100 |
| LSW-200W PM-10 | 10 | 145 | 11.7~29.3 | ||||||||||
| LSW-220W PM-8 | 8 | 116 | 15.5~38.6 | 295 | 220 | 4400 | Water Cooled |
Direct Driven | 79±2 | G4” | G4” | 47 | 3100*1850*2100 |
| LSW-220W PM-10 | 10 | 145 | 13.2~32.8 | ||||||||||
| LSW-250W PM-8 | 8 | 116 | 17.1~42.6 | 340 | 250 | 4800 | Water Cooled |
Direct Driven | 79±2 | G4” | G4” | 53 | 3100*1850*2100 |
| LSW-250W PM-10 | 10 | 145 | 14.5~36.2 |
Company Profile
FAQ
Q1: Are you a manufacturer or trading company?
A1: Xihu (West Lake) Dis.in is professional screw air compressor factory located in HangZhou, China, CHINAMFG is Xihu (West Lake) Dis.in overseas market sales representative.
Q2: Xihu (West Lake) Dis.in is real member of Atlas-copco group?
A2: Yes, in 2571, Sweden Atlas-copco 100% acquired Xihu (West Lake) Dis.in.
Q3: Xihu (West Lake) Dis.in air-end from Atlas-copco?
A3: Yes, Xihu (West Lake) Dis.in LS/LSV, LOH, LSH and CS series air compressors all use Atlas Copco’s air-end.
Q4: What’s your delivery time?
A4: about 10-20days after you confirm the order, other voltage pls contact with us.
Q5: How long is your air compressor warranty?
A5: One year for the whole machine since leave our factory.
Q6: What’s the payment term?
A6:We accept T/T, LC at sight, Paypal etc.
Also we accept USD, RMB, JPY, EUR, HKD, GBP, CHF, KRW.
Q7: What’s the Min. Order requirement?
A7: 1unit
Q8: What service you can support?
A8: We offer after-sales service, custom service, production view service and one-stop service.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Cooling System: | Air Cooling |
|---|---|
| Power Source: | AC Power |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Type: | Single Screw Compressor |
| Model: | Lsw250W Pm-8 |
| Samples: |
US$ 85517/unit
1 unit(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
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How Do You Ensure Proper Water Lubrication in Air Compressors?
Proper water lubrication in air compressors is essential for maintaining their performance, efficiency, and longevity. Here’s a detailed explanation of how to ensure proper water lubrication:
- Use High-Quality Water: Start by using high-quality water for lubrication. Ideally, the water should be clean, free from impurities, and have the appropriate chemical composition. Impurities or contaminants in the water can lead to increased wear, corrosion, and blockages in the compressor. Water treatment or filtration systems may be necessary to ensure the desired water quality.
- Monitor Water Supply: Ensure a consistent and adequate water supply to the compressor. Monitor the flow rate and pressure of the water supply to ensure it meets the requirements of the compressor’s lubrication system. Insufficient water flow can lead to inadequate lubrication, increased friction, and potential damage to the compressor components.
- Implement Proper Water Cooling: Compressed air generates heat during the compression process, and effective cooling is crucial to maintain safe operating temperatures and proper water lubrication. Ensure that the cooling mechanisms, such as water jackets or external cooling systems, are properly designed and sized to provide adequate cooling capacity. Monitor and control the water temperature to prevent overheating and ensure optimal lubrication.
- Optimize Water Distribution: Proper water distribution within the compressor is essential for effective lubrication. Ensure that the water is evenly distributed to all the necessary lubrication points, such as the bearings or other moving parts. Proper design and installation of water distribution systems, including pipes, fittings, and nozzles, are important to achieve uniform water distribution and prevent any dry spots or inadequate lubrication.
- Regular Maintenance: Implement a regular maintenance schedule for the water lubrication system. This includes periodic inspection and cleaning of water filters, strainers, or screens to prevent clogging and maintain proper water flow. Check for any leaks or malfunctions in the water distribution system and promptly address them. Regularly monitor water quality and perform any necessary water treatment or filtration to maintain optimal lubrication conditions.
- Follow Manufacturer Guidelines: Always follow the manufacturer’s guidelines and recommendations for water lubrication. Manufacturers provide specific instructions regarding water quality, flow rates, cooling requirements, and maintenance procedures for their compressors. Adhering to these guidelines ensures that the compressor operates within its intended parameters and maintains proper water lubrication.
By following these practices, you can ensure proper water lubrication in air compressors, promoting efficient operation, minimizing wear and tear, and extending the lifespan of the equipment. Regular monitoring, maintenance, and adherence to manufacturer guidelines are crucial to optimize water lubrication and overall compressor performance.
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Are There Any Restrictions on the Type of Water Used in Water-Lubricated Compressors?
When it comes to water-lubricated compressors, there are certain restrictions and considerations regarding the type of water that can be used. Here’s a detailed explanation of the restrictions on the type of water used in water-lubricated compressors:
Water Quality:
- Cleanliness: The water used in water-lubricated compressors should be clean and free from excessive impurities or contaminants. Impurities like sediment, minerals, or debris can cause blockages, wear, or damage to the compressor components. It is important to use water that meets the cleanliness requirements specified by the manufacturer.
- Chemical Composition: The chemical composition of the water can also be a factor to consider. Water with high mineral content or hardness can lead to scale formation, which can affect the performance and lifespan of the compressor. Water treatment methods, such as water softening or filtration, may be necessary to maintain the desired water quality.
Water Temperature:
- Freezing Point: In cold climates, it is important to ensure that the water used in the compressor’s lubrication system does not freeze. Freezing can cause operational issues and damage to the equipment. The water temperature should be maintained above freezing point through insulation, heating, or other suitable methods.
- Temperature Range: Water-lubricated compressors may have specific temperature requirements to ensure optimal operation and lubrication. Operating the compressor with water temperatures outside the recommended range can affect its performance and lifespan. It is important to adhere to the manufacturer’s guidelines regarding the acceptable temperature range for the water used.
Water Treatment:
- Water Treatment Systems: Depending on the quality of the available water supply, it may be necessary to use water treatment systems to ensure the water meets the required standards. Water treatment systems can help remove impurities, control chemical composition, and maintain the desired water quality for effective lubrication and cooling.
- Water Treatment Frequency: Regular maintenance and monitoring of the water treatment systems are essential to ensure their effectiveness. The frequency of water treatment, such as filtration or chemical treatment, may vary depending on the specific conditions and the water quality in the area.
Manufacturer Recommendations:
- Consulting the Manufacturer: It is important to consult the manufacturer’s guidelines and recommendations regarding the type of water to be used in water-lubricated compressors. Manufacturers may specify the acceptable water quality parameters, treatment methods, or restrictions to ensure optimal performance and longevity of the compressor.
By considering the cleanliness, chemical composition, temperature, and appropriate water treatment measures, the type of water used in water-lubricated compressors can be optimized to meet the requirements specified by the manufacturer. Adhering to these restrictions helps ensure efficient and reliable operation of the compressor while minimizing the risk of component damage or performance issues.
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Advantages of Using Water as a Lubricant in Air Compressors
Water can be used as a lubricant in air compressors, offering several advantages over traditional lubricants such as oils or synthetic lubricants. Here are some of the advantages:
- Cost-effective: Water is a readily available and inexpensive resource, making it a cost-effective lubricant option for air compressors. Compared to oils or synthetic lubricants, water is significantly cheaper, which can result in cost savings for businesses and industries that heavily rely on air compressors.
- Environmentally friendly: Water is a non-toxic and environmentally friendly lubricant. It does not contain harmful chemicals or pollutants that can contribute to air or water pollution. Using water as a lubricant in air compressors reduces the risk of contamination and minimizes the environmental impact associated with traditional lubricants.
- Improved heat dissipation: Water has excellent heat transfer properties. It can absorb and dissipate heat more efficiently compared to oils or synthetic lubricants. Air compressors generate heat during operation, and using water as a lubricant helps to dissipate this heat effectively, preventing overheating and prolonging the lifespan of the compressor.
- Reduced fire hazard: Compared to oils or synthetic lubricants, water has a significantly higher flash point, which means it is less likely to ignite or contribute to fire hazards. This fire-resistant property of water makes it a safer lubricant choice, especially in environments where fire safety is a concern.
- Lower maintenance requirements: Water does not leave behind sticky residues or deposits, as some oils or synthetic lubricants might. This characteristic reduces the maintenance requirements of air compressors. It simplifies the cleaning process and reduces the frequency of lubricant changes, resulting in reduced downtime and maintenance costs.
Overall, using water as a lubricant in air compressors can offer significant advantages in terms of cost-effectiveness, environmental friendliness, heat dissipation, fire safety, and maintenance requirements.


editor by CX 2023-12-22
China OEM Water Lubrication Rotary 220kw Oil Free Screw Air Compressor air compressor for car
Product Description
Water Lubrication Rotary 220kw Oil Free Screw Air Compressor 220KW 220 HP Oil Free Screw Air Compressor
Water lubricated oil free compressor-technical parameters:
| Model | Work pressure | Capacity | Power | Noise | Inlet and outlet diameters of cooling water | Water inlet & outlet T/H |
Lubricating water L |
Dimensions | Weight | Air outlet diameter
|
| WZS-06PMA | 8.5 | 0.3~0.78 | 5.5 | 57 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 10.5 | 0.2~0.65 | |||||||||
| WZS-08PMA | 8.5 | 0.35~1.17 | 7.5 | 57 | 3/4″ | 2 | 10 | 800x800x1100 | 510 | 3/4″ |
| 10.5 | 0.3~1.05 | |||||||||
| 12.5 | 0.24~0.81 | |||||||||
| WZS-11PMA | 8.5 | 0.54~1.72 | 11 | 60 | 1″ | 2.5 | 26 | 1200x800x1300 | 620 | 3/4″ |
| 10.5 | 0.45~1.42 | |||||||||
| 12.5 | 0.35~1.10 | |||||||||
| WZS-15PMA | 8.5 | 0.75~2.43 | 15 | 60 | 1″ | 3.5 | 26 | 1200x800x1300 | 670 | 1″ |
| 10.5 | 0.65~2.17 | |||||||||
| 12.5 | 0.6~1.85 | |||||||||
| WZS-18PMA | 8.5 | 0.9~3.13 | 18.5 | 63 | 1″ | 4 | 30 | 1400x1000x1520 | 730 | 1″ |
| 10.5 | 0.9~2.82 | |||||||||
| 12.5 | 0.6~2.05 | |||||||||
| WZS-22PMA | 8.5 | 1.1~3.62 | 22 | 63 | 1 1/2″ | 5 | 30 | 1400x1000x1520 | 780 | 1″ |
| 10.5 | 0.97~3.21 | |||||||||
| 12.5 | 0.85~2.78 | |||||||||
| WZS-30PMA | 8.5 | 1.55~5.12 | 30 | 66 | 1 1/2″ | 7 | 40 | 1500x1150x1500 | 1150 | 1 1/2″ |
| 10.5 | 1.255~4.43 | |||||||||
| 12.5 | 1.1~3.63 | |||||||||
| WZS-37PMA | 8.5 | 1.91~6.30 | 37 | 66 | 1 1/2″ | 9 | 40 | 1500x1150x1500 | 1200 | 1 1/2″ |
| 10.5 | 1.60~5.33 | |||||||||
| 12.5 | 1.42~4.77 | |||||||||
| WZS-45PMA | 8.5 | 2.50~8.30 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750 | 1490 | 2″ |
| 10.5 | 1.91~6.30 | |||||||||
| 12.5 | 1.70~5.56 | |||||||||
| WZS-55PMA | 8.5 | 3.0~9.76 | 55 | 69 | 1 1/2″ | 12 | 100 | 1800x1300x1750 | 1570 | 2″ |
| 10.5 | 2.60~8.55 | |||||||||
| 12.5 | 2.30~7.67 | |||||||||
| WZS-75PMA | 8.5 | 3.95~13.00 | 75 | 72 | 1 1/2″ | 18 | 100 | 1800x1300x1750 | 1750 | 2″ |
| 10.5 | 3.40~11.50 | |||||||||
| 12.5 | 3.0~9.70 | |||||||||
| WZS-90PMA | 8.5 | 5.0~16.60 | 90 | 73 | 1 1/2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 10.5 | 4.30~14.66 | |||||||||
| 12.5 | 3.72~12.60 | |||||||||
| WZS-110PMA | 8.5 | 6.0~19.97 | 110 | 77 | 1 1/2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″ |
| 10.5 | 5.0~16.66 | |||||||||
| 12.5 | 4.65~15.56 | |||||||||
| WZS-132PMA | 8.5 | 6.75~22.52 | 132 | 77 | 2″ | 30 | 120 | 2200x1550x1800 | 2700 | 2 1/2″ |
| 10.5 | 6.0~19.97 | |||||||||
| 12.5 | 5.07~16.90 | |||||||||
| WZS-160PMA | 8.5 | 8.5~28.11 | 160 | 79 | 3″ | 35 | 160 | 3000x1800x2100 | 3900 | 3″ |
| 10.5 | 706~25.45 | |||||||||
| 12.5 | 6.7~22.52 | |||||||||
| WZS-185PMA | 8.5 | 10~33.97 | 185 | 79 | 3″ | 38 | 160 | 3000x1800x2100 | 4050 | 3″ |
| 10.5 | 8.72~29.00 | |||||||||
| 12.5 | 7075~25.210 | |||||||||
| WZS-200PMA | 8.5 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100x1850x2100 | 4200 | 4″ |
| 10.5 | 9.68~32.78 | |||||||||
| 12.5 | 9.2~29.24 | |||||||||
| WZS-220PMA | 8.5 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100x1850x2100 | 4400 | 4″ |
| 10.5 | 11.2~36.75 | |||||||||
| 12.5 | 9.0~29.63 | |||||||||
| WZS-250PMA | 8.5 | 13.5~44.78 | 250 | 80 | 4″ | 53 | 200 | 3100x1850x2100 | 4800 | 4″ |
| 10.5 | 12.3~39.67 | |||||||||
| 12.5 | 10.2~33.97 |
Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)
2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).
SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.
FAQ
Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.
Q: Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity
Q: what’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, otherpayment terms also can be discussed based on our cooperation.
Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspectthe completely goods before shipping.
Q: If we don’t have shipping forwarder in China, would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.
Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory
Thank you very much for viewing this page, and wish you a nice day!
Contacts: Pasha Teng
Mob: -173-1757-2798 /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
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Can Water-Lubricated Compressors Be Used in High-Pressure Applications?
Water-lubricated compressors can be used in high-pressure applications, but there are certain considerations and limitations to keep in mind. Here’s a detailed explanation:
Water-lubricated compressors are typically designed for lower to medium-pressure ranges. They are commonly used in applications where the required discharge pressure does not exceed a certain threshold, typically up to a few hundred pounds per square inch (psi). However, there are specialized water-lubricated compressors available that can handle higher pressures, depending on the specific design and construction.
The ability of a water-lubricated compressor to operate at high pressures depends on several factors:
- Compressor Design: The design and construction of the compressor play a crucial role in determining its maximum pressure rating. Compressors designed for high-pressure applications need to have robust components, such as reinforced casings, high-strength materials, and proper sealing mechanisms to withstand the elevated pressures. Special attention should be given to the design of the water-lubricated bearing system to ensure it can handle the increased loads and pressures.
- Water Supply and Cooling: High-pressure compressors generate more heat during the compression process, requiring efficient cooling mechanisms to maintain safe operating temperatures. Sufficient water supply and cooling capacity must be available to handle the increased heat load. Adequate flow rates, temperature control, and cooling methods, such as water jackets or external cooling systems, may be necessary to prevent overheating and ensure proper lubrication and cooling of the compressor components.
- Water Quality: The quality of the water used for lubrication becomes even more critical in high-pressure applications. Any impurities, contaminants, or minerals present in the water can cause increased wear, corrosion, or blockages, jeopardizing the compressor’s performance and reliability. Water treatment or filtration systems may be required to maintain the desired water quality and prevent damage to the compressor.
- Sealing and Leakage Control: As the pressure increases, it becomes more challenging to maintain effective sealing and prevent leakage in the compressor system. Proper sealing mechanisms, such as high-quality seals and gaskets, are essential to ensure minimal leakage and maintain the required pressure levels. Adequate monitoring and maintenance of the sealing components are necessary to prevent energy losses and ensure the compressor’s efficiency.
It’s worth noting that for extremely high-pressure applications, water-lubricated compressors may not be the most suitable choice. In such cases, alternative lubrication methods, such as oil or specialized lubricants, are often preferred to handle the extreme pressures and provide adequate lubrication and cooling.
When considering the use of water-lubricated compressors in high-pressure applications, it is crucial to consult with the compressor manufacturer or a qualified engineer to ensure that the chosen compressor model is specifically designed and rated for the desired pressure range. Proper installation, maintenance, and adherence to the manufacturer’s guidelines are essential to ensure the safe and efficient operation of the compressor in high-pressure conditions.
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How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?
When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:
Initial Investment:
- Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.
Lubrication System Maintenance:
- Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
- Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.
Component Lifespan and Replacement:
- Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.
Corrosion Prevention:
- Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.
Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.
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Advantages of Using Water as a Lubricant in Air Compressors
Water can be used as a lubricant in air compressors, offering several advantages over traditional lubricants such as oils or synthetic lubricants. Here are some of the advantages:
- Cost-effective: Water is a readily available and inexpensive resource, making it a cost-effective lubricant option for air compressors. Compared to oils or synthetic lubricants, water is significantly cheaper, which can result in cost savings for businesses and industries that heavily rely on air compressors.
- Environmentally friendly: Water is a non-toxic and environmentally friendly lubricant. It does not contain harmful chemicals or pollutants that can contribute to air or water pollution. Using water as a lubricant in air compressors reduces the risk of contamination and minimizes the environmental impact associated with traditional lubricants.
- Improved heat dissipation: Water has excellent heat transfer properties. It can absorb and dissipate heat more efficiently compared to oils or synthetic lubricants. Air compressors generate heat during operation, and using water as a lubricant helps to dissipate this heat effectively, preventing overheating and prolonging the lifespan of the compressor.
- Reduced fire hazard: Compared to oils or synthetic lubricants, water has a significantly higher flash point, which means it is less likely to ignite or contribute to fire hazards. This fire-resistant property of water makes it a safer lubricant choice, especially in environments where fire safety is a concern.
- Lower maintenance requirements: Water does not leave behind sticky residues or deposits, as some oils or synthetic lubricants might. This characteristic reduces the maintenance requirements of air compressors. It simplifies the cleaning process and reduces the frequency of lubricant changes, resulting in reduced downtime and maintenance costs.
Overall, using water as a lubricant in air compressors can offer significant advantages in terms of cost-effectiveness, environmental friendliness, heat dissipation, fire safety, and maintenance requirements.


editor by CX 2023-12-21
China high quality CHINAMFG Rand Oil Free Screw Air Compressor SH250 air compressor portable
Product Description
Ingersoll Rand Oil Free Screw Air Compressor
Model: SH250
The reliable workhorse. Since its introduction in 1993, the CHINAMFG Rand oil-free rotary-screw compressor has earned a reputation for being a highly reliable supplier of pure air. Its rugged design sets the standard for efficiency and durability. With an CHINAMFG Rand oil-free rotary-screw compressor in your operation, you benefit from knowing you can run 24-hours a day, 7 days a week with virtually no downtime.
CHINAMFG Rand (NYSE:IR) advances the quality of life by creating comfortable, sustainable and efficient environments. Our people and our family of brands-including Club Car , CHINAMFG Rand , CHINAMFG King and Trane -work together to enhance the quality and comfort of air in homes and buildings; transport and protect food and perishables; and increase industrial productivity and efficiency. We are a $13 billion global business committed to a world of sustainable progress and enduring results.
CHINAMFG Rand, IR, the IR logo, PAC software, V-Shield and Ultra Coolant are trademarks of CHINAMFG Rand, its subsidiaries and/or affiliates. All other trademarks are the property of their respective owners. CHINAMFG Rand compressors are not designed, intended or approved for breathing air applications. CHINAMFG Rand does not approve specialised equipment for breathing air applications and assumes no responsibility or liability for compressors used for breathing air service. Nothing contained on these pages is intended to extend any warranty or representation, expressed or implied, regarding the product described herein. Any such warranties or other terms and conditions of sale of products shall be in accordance with CHINAMFG Rand’s standard terms and conditions of sale for such products, which are available CHINAMFG request. Product improvement is a continuing goal at CHINAMFG Rand. Any designs, diagrams, pictures, photographs and specifications contained within this document are for representative purposes only and may include optional scope and/or functionality and are subject to change without notice or obligation.
Our company’s purpose – to help make life better by relying on us – and the set of values that define us are the foundation of our company’s culture and success. We think and act like owners, taking responsibility for our own actions and always striving to care for our neighbors and create a brighter, healthier shared planet for everyone. We are committed to the success of our customers. Our goal is to operate with clarity and straightforwardness, building lifelong, ongoing and meaningful connections with our customers.
We are driven by a spirit of action and an entrepreneurial spirit of innovation and progress; we accept and embrace the many challenges that come with such responsibility. We speak honestly, admit mistakes, and always strive for openness and clarity. We have bold ambitions while moving CHINAMFG with humility and integrity, striving to earn trust every day. We have the expertise and experience to solve the toughest problems, but no matter how difficult the challenge, we are always sincere and humble. We are committed to fostering team innovation and cultivating and celebrating a culture that embraces diverse opinions, backgrounds and experiences. Employees who are driven by our purpose and values are an unstoppable force that strengthens our ability to deliver benefits to our stakeholders and ensure the long-term health and safety of our company.
Bestrand is a leading supplier of compressed air system. Past 10 years, we established very good partnership with CHINAMFG Rand. We have provided all kinds of products from CHINAMFG Rand include air compressor, after treatment, spare parts to customers all over the world. Pls feel free to contact us for a quote.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling or Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
.webp)
Can Water-Lubricated Compressors Be Used in High-Pressure Applications?
Water-lubricated compressors can be used in high-pressure applications, but there are certain considerations and limitations to keep in mind. Here’s a detailed explanation:
Water-lubricated compressors are typically designed for lower to medium-pressure ranges. They are commonly used in applications where the required discharge pressure does not exceed a certain threshold, typically up to a few hundred pounds per square inch (psi). However, there are specialized water-lubricated compressors available that can handle higher pressures, depending on the specific design and construction.
The ability of a water-lubricated compressor to operate at high pressures depends on several factors:
- Compressor Design: The design and construction of the compressor play a crucial role in determining its maximum pressure rating. Compressors designed for high-pressure applications need to have robust components, such as reinforced casings, high-strength materials, and proper sealing mechanisms to withstand the elevated pressures. Special attention should be given to the design of the water-lubricated bearing system to ensure it can handle the increased loads and pressures.
- Water Supply and Cooling: High-pressure compressors generate more heat during the compression process, requiring efficient cooling mechanisms to maintain safe operating temperatures. Sufficient water supply and cooling capacity must be available to handle the increased heat load. Adequate flow rates, temperature control, and cooling methods, such as water jackets or external cooling systems, may be necessary to prevent overheating and ensure proper lubrication and cooling of the compressor components.
- Water Quality: The quality of the water used for lubrication becomes even more critical in high-pressure applications. Any impurities, contaminants, or minerals present in the water can cause increased wear, corrosion, or blockages, jeopardizing the compressor’s performance and reliability. Water treatment or filtration systems may be required to maintain the desired water quality and prevent damage to the compressor.
- Sealing and Leakage Control: As the pressure increases, it becomes more challenging to maintain effective sealing and prevent leakage in the compressor system. Proper sealing mechanisms, such as high-quality seals and gaskets, are essential to ensure minimal leakage and maintain the required pressure levels. Adequate monitoring and maintenance of the sealing components are necessary to prevent energy losses and ensure the compressor’s efficiency.
It’s worth noting that for extremely high-pressure applications, water-lubricated compressors may not be the most suitable choice. In such cases, alternative lubrication methods, such as oil or specialized lubricants, are often preferred to handle the extreme pressures and provide adequate lubrication and cooling.
When considering the use of water-lubricated compressors in high-pressure applications, it is crucial to consult with the compressor manufacturer or a qualified engineer to ensure that the chosen compressor model is specifically designed and rated for the desired pressure range. Proper installation, maintenance, and adherence to the manufacturer’s guidelines are essential to ensure the safe and efficient operation of the compressor in high-pressure conditions.
.webp)
How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?
When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:
Initial Investment:
- Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.
Lubrication System Maintenance:
- Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
- Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.
Component Lifespan and Replacement:
- Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.
Corrosion Prevention:
- Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.
Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.
.webp)
Are Water-Lubricated Air Compressors Suitable for Food and Beverage Industries?
Water-lubricated air compressors can be highly suitable for the food and beverage industries due to several reasons:
- Food-grade lubrication: Water is a natural and food-grade lubricant. It does not introduce harmful contaminants or chemicals into the production process, ensuring the safety and quality of food and beverage products. Water lubrication eliminates the risk of oil contamination in food products that can occur with oil-lubricated compressors.
- Compliance with hygiene standards: The food and beverage industries have strict hygiene standards and regulations. Water-lubricated air compressors align with these standards as water is a clean and sanitary lubricant. It minimizes the risk of cross-contamination and helps maintain a hygienic production environment.
- Reduced risk of product contamination: Water lubrication eliminates the possibility of oil carryover or oil vapor entering the compressed air system. This reduces the risk of oil contamination in food and beverage products, ensuring their purity and quality.
- Improved product shelf life: Oil-lubricated compressors can release oil aerosols or vapors that may negatively affect the taste, odor, or quality of food and beverage products. Water-lubricated compressors eliminate this concern, contributing to improved product shelf life and maintaining the desired sensory attributes.
- Easy cleanup and maintenance: Water lubrication simplifies cleanup and maintenance procedures in food and beverage production facilities. Water does not leave behind sticky residues or require extensive cleaning processes. It facilitates faster and more efficient cleaning, reducing downtime and improving overall productivity.
- Environmental friendliness: Water is a sustainable and environmentally friendly lubricant choice. It is non-toxic, biodegradable, and does not contribute to air or water pollution. Using water-lubricated air compressors aligns with the sustainability goals of the food and beverage industries.
Considering these factors, water-lubricated air compressors are well-suited for the food and beverage industries, ensuring compliance with hygiene standards, preventing product contamination, and promoting a safe and sustainable production environment.


editor by CX 2023-12-20
China OEM CHINAMFG Dry Oil Free Screw Air Compressor Oilless CHINAMFG Rdo-160A/W air compressor repair near me
Product Description
Product Description
Rocky Dry Oil Free Screw Air Compressor Oilless CHINAMFG RDO-160A/W
Product Features:
1.Industry-leading air end, imported brand, quality assurance.
2. IE3 motor, save your electricity cost, IP54, B-level temperature rise is suitable for harsh environments such as large dust and high temperature;
3.Multiple noise reduction design, calculated according to noise theory, with special flame retardant muffler cotton inside, to reduce the noise of the unit and provide a quieter environment for use.
4.Independent air inlet, reduce intake resistance, multi-function intake valve group, start without load, motor load is small. Use high-efficiency filters to effectively filter particulates in the air.
5.Centrifugal fan with plate-fin cooler has high wind pressure, low noise, external independent suction, exhaust air upward through a specially designed air duct to prevent hot air from returning.cooler modular design, vertical installation, effectively eliminate thermal stress , More stable operation and long service life.
6.Optimized shock absorption pad to reduce vibration and noise.
Technical Parameters
| Dry Oil-free Screw Air Compressor RDO Series | ||||||||||
| Model | Air Delivery (m3/min) | Power (kW) |
Noise dB(A) |
Outlet diameter |
Dimension (mm) | Weight (Kg) |
||||
| 7bar | 8bar | 10bar | Air-cooled | Water-cooled | Air-cooled | Water-cooled | ||||
| RDO-45A/W | 4.5-7.8 | 4.0-6.8 | 3.7-6.4 | 45 | 69±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2650 | 2700 |
| RDO-55A/W | 5.7-9.8 | 5.2-9.0 | 4.4-7.8 | 55 | 69±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2850 | 2900 |
| RDO-75A/W | 7.6-13.0 | 7.2-12.2 | 6.6-11.2 | 75 | 70±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 2950 | 2900 |
| RDO-90A/W | 9.6-16.0 | 8.1-13.8 | 7.6-13.1 | 90 | 71±3 | DN50 | 2200*1400*2000 | 2200*1500*1720 | 3000 | 2950 |
| RDO-110A/W | 12.1-20.6 | 11.6-19.5 | 11.1-18.8 | 110 | 71±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3500 | 3550 |
| RDO-132A/W | 14.7-24.8 | 13.6-23.0 | 11.5-19.5 | 132 | 73±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3550 | 3600 |
| RDO-160A/W | 16.9-28.5 | 15.6-26.3 | 14.1-23.8 | 160 | 73±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 3650 | 3750 |
| RDO-185A/W | 19.5-32.8 | 17.1-28.9 | 16.3-27.5 | 185 | 74±3 | DN65 | 3000*1990*2180 | 2800*1900*1990 | 4100 | 4200 |
| RDO-200A/W | 21.8-36.8 | 20.4-34.6 | 18.1-30.6 | 200 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5100 | 4500 |
| RDO-220A/W | 24.9-41.5 | 22.4-37.3 | 19.8-33.0 | 220 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5600 | 5000 |
| RDO-250A/W | 27.3-46.0 | 25.3-42.8 | 22.7-38.2 | 250 | 74±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5700 | 5200 |
| RDO-280A/W | 31.6-48.6 | 30.9-47.5 | 29.3-45.0 | 280 | 76±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 5800 | 5300 |
| RDO-315A/W | 34.1-52.5 | 32.9-50.6 | 31.5-48.5 | 315 | 77±3 | DN100 | 4500*2000*2100 | 3100*2100*2065 | 6000 | 5400 |
Noted: DRO-W, DRO means this model is Dry Oi-Free air compressor,With “W” It represents Water Cooled,
Without “W’, It represents AirCooled.
Successful cases
Buyer Reviews
Packaging & Shipping
1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)
Company Profile
ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24month |
| Lubrication Style: | Lubricated |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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What Are the Safety Considerations When Using Water-Lubricated Compressors?
When using water-lubricated compressors, it is important to prioritize safety to prevent accidents, ensure the well-being of personnel, and maintain the integrity of the equipment. Here’s a detailed explanation of the safety considerations:
- Electrical Safety: Compressed air systems, including water-lubricated compressors, often involve electrical components and connections. Ensure that the electrical systems are properly installed, grounded, and protected according to applicable electrical codes and regulations. Regularly inspect electrical components, such as motors, switches, and wiring, for any signs of damage or wear that could pose electrical hazards.
- Pressure Safety: Water-lubricated compressors can operate at high pressures, presenting potential hazards. Follow the manufacturer’s guidelines and ratings to ensure that the compressor is operated within its specified pressure limits. Install and maintain pressure relief valves to prevent overpressurization and ensure the safe release of excess pressure. Regularly inspect pressure gauges, fittings, and connections for leaks, damage, or signs of degradation.
- Heat and Cooling Safety: Compressed air systems generate heat during the compression process, and proper cooling is essential to maintain safe operating temperatures. Ensure that cooling mechanisms, such as water jackets or external cooling systems, are functioning correctly and provide adequate cooling capacity. Monitor and control the temperature of the compressed air and the cooling water to prevent overheating and minimize the risk of equipment damage or failure.
- Water Quality and Treatment: The quality of the water used for lubrication is crucial for the performance and safety of water-lubricated compressors. Impurities, contaminants, or minerals in the water can lead to corrosion, blockages, or reduced lubrication effectiveness. Implement appropriate water treatment or filtration systems to maintain the desired water quality. Regularly monitor water quality and perform necessary maintenance and treatment to prevent potential safety and performance issues.
- Maintenance and Inspection: Establish a routine maintenance and inspection program for the water-lubricated compressor system. Regularly inspect the compressor, water distribution system, filters, and other components for any signs of wear, damage, or deterioration. Follow the manufacturer’s recommended maintenance procedures, including lubrication, filter replacement, and system checks. Promptly address any identified issues to prevent safety hazards and maintain the reliable operation of the compressor.
- Training and Personal Protective Equipment (PPE): Proper training of personnel who operate and maintain water-lubricated compressors is essential for safety. Ensure that operators and maintenance personnel are trained on the safe operation of the equipment, emergency procedures, and hazard identification. Provide appropriate personal protective equipment (PPE), such as safety glasses, gloves, and hearing protection, to minimize the risk of injuries from potential hazards, including high-pressure water, rotating parts, or noise.
It is important to consult applicable safety regulations, codes, and guidelines specific to your location and industry when using water-lubricated compressors. Additionally, follow the manufacturer’s instructions, warnings, and safety recommendations provided with the equipment to ensure the safe operation of water-lubricated compressors and mitigate potential risks.
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Are There Any Potential Water-Related Issues with These Compressors?
Yes, there are potential water-related issues that can arise with water-lubricated compressors. Here’s a detailed explanation of some of the common water-related issues associated with these compressors:
Corrosion:
- Internal Corrosion: Water-lubricated compressors are susceptible to internal corrosion due to the presence of water within the system. If the water used is not properly treated or if corrosion prevention measures are insufficient, the internal components of the compressor can corrode over time. Corrosion can lead to reduced performance, component damage, and the potential for leaks or system failures.
- External Corrosion: External components such as piping, valves, and fittings can also be affected by corrosion if exposed to water and moisture. Corrosion on these external surfaces can lead to compromised integrity, leaks, and reduced system efficiency.
Water Quality:
- Water Contaminants: The quality of the water used in water-lubricated compressors is crucial. If the water contains contaminants such as sediment, debris, oil, or chemicals, it can negatively impact the performance and reliability of the compressor. Contaminants can cause blockages, clogging, increased wear on components, reduced lubrication effectiveness, and potential damage to the compressor.
- Water Hardness: Water hardness, characterized by high mineral content, can lead to scaling and deposits within the compressor and associated components. Scaling can restrict flow, impede heat transfer, and reduce the efficiency of the compressor. It can also contribute to fouling and corrosion issues.
Water Treatment and Filtration:
- Inadequate Water Treatment: Insufficient or improper water treatment can lead to various issues. If the water is not adequately treated for contaminants, hardness, or pH levels, it can result in accelerated corrosion, scaling, fouling, and reduced lubrication effectiveness. Inadequate water treatment can also contribute to increased maintenance requirements and decreased overall compressor performance.
- Filtration System Issues: Filtration systems play a crucial role in removing contaminants from the water. However, if the filtration system is not properly maintained, filters become clogged or damaged, or if there are design or installation issues, it can lead to inadequate filtration and compromised water quality. This can result in the accumulation of contaminants, reduced lubrication performance, and potential damage to the compressor.
Water Supply and Availability:
- Insufficient Water Supply: Water-lubricated compressors rely on a consistent and reliable water supply. If the water supply is insufficient in terms of flow rate, pressure, or quality, it can impact the compressor’s operation and performance. Inadequate water supply can lead to inadequate lubrication, reduced cooling capacity, and increased wear on components.
- Water Source Availability: The availability of a suitable water source is essential for water-lubricated compressors. In certain locations or applications, accessing clean water or meeting specific water quality requirements may pose challenges. Lack of a suitable water source can limit the feasibility or effectiveness of using water-lubricated compressors.
It is important to address these potential water-related issues by implementing proper water treatment, corrosion prevention measures, regular maintenance of filtration systems, and monitoring of water quality. Adhering to manufacturer guidelines, performing regular inspections, and taking proactive measures can help mitigate these issues and ensure the reliable and efficient operation of water-lubricated compressors.
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How Is Water Quality Crucial for the Performance of These Compressors?
Water quality plays a crucial role in the performance of water-lubricated air compressors. The quality of the water used for lubrication directly impacts the efficiency, reliability, and lifespan of these compressors. Here are the key reasons why water quality is essential for optimal compressor performance:
- Lubrication effectiveness: Water serves as the lubricant in water-lubricated air compressors. The water forms a protective film between moving parts, reducing friction and wear. However, if the water contains impurities or contaminants, it can compromise the lubricating properties. Impurities like minerals, sediments, or dissolved solids can hinder the formation of an effective lubricating film, leading to increased friction and potential damage to the compressor components.
- Corrosion prevention: Water with high mineral content, such as hard water, can promote corrosion within the compressor system. Minerals like calcium and magnesium can react with metal surfaces, leading to rust, scale formation, and degradation of internal components. Corrosion compromises the structural integrity of the compressor, reduces its efficiency, and may result in costly repairs or even premature failure.
- Preventing blockages: Poor water quality can result in the accumulation of sediments, debris, or contaminants within the compressor system. These deposits can block water passages, filters, or valves, impeding the flow of water and affecting the overall performance of the compressor. Restricted water flow may lead to inadequate cooling, reduced lubrication, and compromised efficiency.
- Preventing fouling and fouling-related issues: Fouling refers to the accumulation of organic or inorganic deposits on heat transfer surfaces, such as heat exchangers or radiators, within the compressor system. Poor water quality can contribute to fouling, reducing heat transfer efficiency and impairing the cooling capacity of the compressor. This can result in elevated operating temperatures, decreased performance, and potential damage to the compressor.
- System cleanliness: Clean water is crucial for maintaining a clean and sanitary compressor system, especially in industries like food and beverage or medical applications. Contaminated water can introduce harmful bacteria, microorganisms, or particles into the compressor, posing a risk to product quality, safety, or patient well-being.
To ensure optimal performance and longevity of water-lubricated air compressors, it is important to monitor and maintain the quality of the water used for lubrication. Regular water analysis, proper filtration, and appropriate water treatment measures should be employed to remove impurities, control mineral content, and maintain the desired water quality. By ensuring clean and high-quality water, the compressor can operate efficiently, minimize the risk of component damage, and contribute to a reliable and safe compressed air system.


editor by CX 2023-12-20
China OEM CHINAMFG AQ Series Oil Free Screw Air Compressor AQ30FF AQ37FF AQ45FF AQ55FF 12v air compressor
Product Description
Atlas Copco Z series Oil Free Screw Air Compressor
Model: AQ30FF AQ37FF AQ45FF AQ55FF
POWERFUL OIL-FREE AIR
When it comes to clean, oil-free compressed air, you cannot afford to compromise on quality.
Over the past decades, CHINAMFG has pioneered oil-free water-injected screw technology, resulting in a broad range of compressors delivering 100% oil-free, clean air. Setting the standard through
ISO 8573-1 CLASS 0 certification, the AQ meets your need for pure oil-free air while offering best in class energy efficiency
Zero risk of contamination
Whether your activities are in pharmaceutical production, food & beverage, critical electronics or in a similarly exacting industry, air quality is paramount for your end product and production process. Atlas Copco’s AQ oil-free compressors eliminate the risks of oil contamination.
Reduced energy costs
With energy amounting to over 70% of a compressor’s lifecycle costs (LCC), its importance is clear. The most efficient compressed air solution optimizes the pressure, volume and air treatment equipment for each production process. Atlas Copco’s AQ compressors provide you with the ultimate all-in-1 package to reduce your electricity bill to a minimum.
Renowned expertise
Drawing on vast experience and continuous technological innovations, CHINAMFG has been leading the industry in oil-free compressed air technology for over 60 years.
With the protection of your application in mind, CHINAMFG has designed its AQ range to offer the superb 100% oil-free quality air you are in need of.
ENGINEERED TO MEET YOUR NEEDS
At CHINAMFG we aim to provide you with compressors that fulfill and even exceed your expectations and demands. Built as the result of decades of experience in oil-free design and manufacturing, the AQ range of oil-free screw compressors gives you all of this experience and knowledge in a class leading packag
e.
Water-injected screw element
• Highly energy-efficient thanks to low temperatures.
• Water-lubricated, grease-free bearings.
• In-house design and manufacturing.
• Working pressure up to 13 bar.
Water filter
• Ensuring a constant supply of clean water.
• The filtration capability equals 10 micron throughout the filter’s lifetime.
Heavy-duty air filter
• Protects the compressor components by removing 99.9% of dirt particles down to 3 microns.
• Differential inlet pressure for proactive maintenance while minimizing pressure drop.
Separator vessel
• Stainless steel water separator vessel for separation via centrifugal and gravity forces.
• Three sensors included for precise water regulation.
Induction motor
• IP55 induction motor, flange-mounted for perfect alignment.
• Combined with direct driven arrangement for superior energy efficiency
Reverse osmosis system
The built-in reverse osmosis system provides a reliable supply of high quality water, ensuring autonomy and continuous operation.
Air-cooled fan and water-cooler
• Air and water-cooled variants are available throughout the range.
• Small footprint and installation thanks to built-in heat exchangers.
• Water-cooled units provide a continuous air temperature at the dryer inlet of less than 55°C (131°F).
Integrated highly efficient dryer
• CHINAMFG in air quality.
• 50% reduction in energy consumption compared to traditional dryers.
• Zero CHINAMFG depletion.
Elektronikon Graphic
Advanced Elektronikon
Graphic control and monitoring system, designed for integration in a (remote) process control system.
Sound insulated canopy
No separate compressor room is required as the sound insulated canopy allows for installation in most working environments.
Electronic no-loss water drain
• Ensures constant removal of condensate.
• Manual integrated bypass for effective condensate removal in case of power failure.
• Integrated with compressor’s Elektronikon with warning/alarm features.
PROVEN TECHNOLOGY
At the heart of the new AQ range is a unique water-injected screw element working highly efficient near isothermal compression. The polymer ceramic rotors with their optimized rotor profile are supported by water-lubricated bearings, ensuring that no oil whatsoever can contaminate the compression element, thereby producing pure oil-free air.
Rotors
A highly efficient compression process is achieved thanks to high quality polymer mould ceramic rotors with optimum profiling. The combination of corrosion-free, high efficiency raw material and water lubrication results in a longer lifespan.
Element housing
Strength and durability are ensured as a result of the aluminium bronze element housing without risk of corrosion within the element.
Element bearings
The use of hydrodynamic bearings ensure long life as no physical contact is made within the bearing itself, it simply glides on a film of water removing the need for any oil or grease lubrication.
Superior water-injected
screw element
• Increased free air delivery.
• Low specific energy consumption.
• Near isothermal compression process.
• Pressure ratings of 7, 10 and 13 bar.
The highly effective cooling capabilities of water combined with precision
engineering ensure the supreme energy efficiency of the AQ compressors.
ISO 8573-1 CLASS 0
ATLAS COPCO SETS A NEW
INDUSTRY STHangZhouRD
When it comes to clean, oil-free compressed air for your critical processes, you can’t afford to compromise. Atlas Copco, a CHINAMFG in oil-free air screw technology, is known for its range of water-injected compressors designed especially for applications that require oil-free air. Now CHINAMFG has achieved a new HangZhoustone: setting the standard for air purity as the first manufacturer to be certified ISO 8573-1 CLASS 0.
Why a new class?
Industries such as pharmaceuticals, food and beverages, electronics and textiles must exclude any risk of contamination. Otherwise severe consequences could follow: spoiled or unsafe products, production downtime and damage to both brand and reputation.
To address the needs of critical applications where air purity is essential, the ISO 8573-1 compressed air standard was revised in 2001. Along with a more comprehensive measuring methodology, a new and more stringent class was added to the 5 existing purity classes: ISO 8573-1 CLASS 0.
First to achieve ISO 8573-1 CLASS 0
As the industry leader committed to meeting the needs of the most demanding customers, CHINAMFG requested the renowned TÜV institute to type-test its AQ range of oil-free water-injected screw compressors. Using the most rigorous testing methodologies available, all possible oil forms were measured across a range of temperatures and pressures.
The TÜV found no traces of oil at all in the output air stream. Thus CHINAMFG not only became the first compressor manufacturer to receive CLASS 0 certification, but also exceeded ISO 8573-1 CLASS 0 specifications.
Atlas Copco eliminates any risk
Only oil-free compressors deliver oil-free air. Whether your activities are in pharmaceutical production, food processing, critical electronics or a similarly exacting industry, it is essential to eliminate risk. That’s why you need an CHINAMFG risk-free solution: oil-free screw compressors especially for applications demanding the highest levels of purity. Zero oil means zero risk. Zero risk of contamination. Zero risk of damaged or unsafe products. Zero risk of losses from operational downtime. Above all, zero oil means zero risk of ruining your hard-won reputation.
VSD: DRIVING DOWN YOUR ENERGY COSTS
Over 80% of a compressor’s lifecycle cost is taken up by the energy it consumes. Moreover, the generation of compressed air can account for more than 40% of a plant’s total electricity bill. To cut your energy costs,
CHINAMFG pioneered Variable Speed Drive (VSD) technology in the compressed air industry. VSD leads to major energy savings, while protecting the environment for future generations. Thanks to continual investments in this technology, CHINAMFG offers the widest range of integrated VSD compressors on the market.
In almost every production environment, air demand fluctuates depending on different factors such as the time of the day, week or even month. Extensive measurements and studies of compressed air demand profiles show that many compressors have substantial variations in air demand. Only 8% of all installations have a more stable air demand.
Why CHINAMFG Variable Speed Drive technology?
• On average 35% energy savings during fluctuations in production demand with an extensive turndown range.
• Integrated Elektronikon Graphic controller controls the motor speed and high efficiency frequency inverter.
• No wasted idling times or blow-off losses in normal operation.
• Compressor can start/stop under full system pressure without the need to unload with special VSD motor.
• Eliminates CHINAMFG current penalty during start-up.
• Minimizes system leakage due to a lower system pressure.
• EMC Compliance to directives (2004/108/EG).
What is unique about the integrated CHINAMFG AQ VSD?
1 The Elektronikon controls both the compressor and the integrated converter, ensuring maximum machine safety within parameters.
2 Flexible pressure selection from 4 to 13 bar with electronic gearing reduces electricity costs.
3 Special electric motor specifically designed for VSD operation (inverter duty motor). Bearings are protected against induced bearing currents. Both motor and converter are perfectly tuned for highest efficiency across the entire speed range.
4 Electric motor specifically designed for low operating speeds with clear attention to motor cooling and compressor cooling requirements.
5 All CHINAMFG AQ VSD compressors are EMC tested and certified. External sources do not influence compressor operation, nor does the compressor affect the operation of other instruments via emissions or via the power supply line.
6 Mechanical enhancements ensure that all components operate below critical vibration levels throughout the entire compressor speed range.
7 A highly efficient frequency converter in a cool overpressure cubicle ensures stable operation.
8 No ‘speed windows’ that can jeopardize the energy savings and the stable net pressure. Turndown capability of the compressor is maximized.
9 The cubicle cooling booster increases the lifetime of electrical components due to a cool cubicle in overpressure and reduced dust ingress.
10 Offering precise control over pressure, net pressure band is maintained within 0.10 bar, 1.5 psi.
Bestrand is a leading supplier of compressed air system. Past 10 years, we established very good partnership with Atlas Copco. We have provided all kinds of products from CHINAMFG include air compressor, after treatment, spare parts to customers all over the world. Pls feel free to contact us for a quote.
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| Lubrication Style: | Oil-free |
|---|---|
| Cooling System: | Water Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
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Are there special considerations for air compressor installations in remote areas?
Yes, there are several special considerations to take into account when installing air compressors in remote areas. These areas often lack access to infrastructure and services readily available in urban or well-developed regions. Here are some key considerations:
1. Power Source:
Remote areas may have limited or unreliable access to electricity. It is crucial to assess the availability and reliability of the power source for operating the air compressor. In some cases, alternative power sources such as diesel generators or solar panels may need to be considered to ensure a consistent and uninterrupted power supply.
2. Environmental Conditions:
Remote areas can present harsh environmental conditions that can impact the performance and durability of air compressors. Extreme temperatures, high humidity, dust, and corrosive environments may require the selection of air compressors specifically designed to withstand these conditions. Adequate protection, insulation, and ventilation must be considered to prevent damage and ensure optimal operation.
3. Accessibility and Transport:
Transporting air compressors to remote areas may pose logistical challenges. The size, weight, and portability of the equipment should be evaluated to ensure it can be transported efficiently to the installation site. Additionally, the availability of suitable transportation infrastructure, such as roads or air transportation, needs to be considered to facilitate the delivery and installation process.
4. Maintenance and Service:
In remote areas, access to maintenance and service providers may be limited. It is important to consider the availability of trained technicians and spare parts for the specific air compressor model. Adequate planning for routine maintenance, repairs, and troubleshooting should be in place to minimize downtime and ensure the longevity of the equipment.
5. Fuel and Lubricants:
For air compressors that require fuel or lubricants, ensuring a consistent and reliable supply can be challenging in remote areas. It is necessary to assess the availability and accessibility of fuel or lubricant sources and plan for their storage and replenishment. In some cases, alternative or renewable fuel options may need to be considered.
6. Noise and Environmental Impact:
Remote areas are often characterized by their natural beauty and tranquility. Minimizing noise levels and environmental impact should be a consideration when installing air compressors. Selecting models with low noise emissions and implementing appropriate noise reduction measures can help mitigate disturbances to the surrounding environment and wildlife.
7. Communication and Remote Monitoring:
Given the remote location, establishing reliable communication channels and remote monitoring capabilities can be essential for effective operation and maintenance. Remote monitoring systems can provide real-time data on the performance and status of the air compressor, enabling proactive maintenance and troubleshooting.
By addressing these special considerations, air compressor installations in remote areas can be optimized for reliable operation, efficiency, and longevity.
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Are there differences between single-stage and two-stage air compressors?
Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:
Compression Stages:
The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.
Compression Process:
In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.
Pressure Output:
The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.
Efficiency:
Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.
Intercooling:
Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.
Applications:
The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.
It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.
In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.
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Are there portable air compressors available for home use?
Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:
1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.
2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.
3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.
4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.
5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.
6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.
7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.
When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.
Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.


editor by CX 2023-12-18
China supplier High Efficiency 185kw Printing Dry Oil Free Screw Air Compressor for Pharmaceutical Industry air compressor oil
Product Description
High Efficiency 185kw Printing Dry Oil Free Screw Air Compressor for Pharmaceutical Industry
Technical Parameters Of PM Variable speed screw air compressor:
| Model | Work pressure | Capacity | Power | Noise | Inlet and outlet diameters of cooling water | Water inlet & outlet T/H |
Lubricating water L |
Dimensions | Weight | Air outlet diameter
|
| WZS-06PMA | 0.8 | 0.3~0.78 | 5.5 | 57 | 3/4″ | 1.5 | 10 | 800x800x1100 | 460 | 3/4″ |
| 1.0 | 0.2~0.65 | |||||||||
| WZS-08PMA | 0.8 | 0.35~1.17 | 7.5 | 57 | 3/4″ | 2 | 10 | 800x800x1100 | 510 | 3/4″ |
| 1.0 | 0.3~1.05 | |||||||||
| 1.25 | 0.24~0.81 | |||||||||
| WZS-11PMA | 0.8 | 0.54~1.72 | 11 | 60 | 1″ | 2.5 | 26 | 1200x800x1300 | 620 | 3/4″ |
| 1.0 | 0.45~1.42 | |||||||||
| 1.25 | 0.35~1.10 | |||||||||
| WZS-15PMA | 0.8 | 0.75~2.43 | 15 | 60 | 1″ | 3.5 | 26 | 1200x800x1300 | 670 | 1″ |
| 1.0 | 0.65~2.17 | |||||||||
| 1.25 | 0.6~1.85 | |||||||||
| WZS-18PMA | 0.8 | 0.9~3.13 | 18.5 | 63 | 1″ | 4 | 30 | 1400x1000x1520 | 730 | 1″ |
| 1.0 | 0.9~2.82 | |||||||||
| 1.25 | 0.6~2.05 | |||||||||
| WZS-22PMA | 0.8 | 1.1~3.62 | 22 | 63 | 1 1/2″ | 5 | 30 | 1400x1000x1520 | 780 | 1″ |
| 1.0 | 0.97~3.21 | |||||||||
| 1.25 | 0.85~2.78 | |||||||||
| WZS-30PMA | 0.8 | 1.55~5.12 | 30 | 66 | 1 1/2″ | 7 | 40 | 1500x1150x1500 | 1150 | 1 1/2″ |
| 1.0 | 1.255~4.43 | |||||||||
| 1.25 | 1.1~3.63 | |||||||||
| WZS-37PMA | 0.8 | 1.91~6.30 | 37 | 66 | 1 1/2″ | 9 | 40 | 1500x1150x1500 | 1200 | 1 1/2″ |
| 1.0 | 1.60~5.33 | |||||||||
| 1.25 | 1.42~4.77 | |||||||||
| WZS-45PMA | 0.8 | 2.50~8.30 | 45 | 68 | 1 1/2″ | 10 | 90 | 1800x1300x1750 | 1490 | 2″ |
| 1.0 | 1.91~6.30 | |||||||||
| 1.25 | 1.70~5.56 | |||||||||
| WZS-55PMA | 0.8 | 3.0~9.76 | 55 | 69 | 1 1/2″ | 12 | 100 | 1800x1300x1750 | 1570 | 2″ |
| 1.0 | 2.60~8.55 | |||||||||
| 1.25 | 2.30~7.67 | |||||||||
| WZS-75PMA | 0.8 | 3.95~13.00 | 75 | 72 | 1 1/2″ | 18 | 100 | 1800x1300x1750 | 1750 | 2″ |
| 1.0 | 3.40~11.50 | |||||||||
| 1.25 | 3.0~9.70 | |||||||||
| WZS-90PMA | 0.8 | 5.0~16.60 | 90 | 73 | 1 1/2″ | 20 | 120 | 2200x1550x1800 | 2450 | 2 1/2″ |
| 1.0 | 4.30~14.66 | |||||||||
| 1.25 | 3.72~12.60 | |||||||||
| WZS-110PMA | 0.8 | 6.0~19.97 | 110 | 77 | 1 1/2″ | 24 | 120 | 2200x1550x1800 | 2580 | 2 1/2″ |
| 1.0 | 5.0~16.66 | |||||||||
| 1.25 | 4.65~15.56 | |||||||||
| WZS-132PMA | 0.8 | 6.75~22.52 | 132 | 77 | 2″ | 30 | 120 | 2200x1550x1800 | 2700 | 2 1/2″ |
| 1.0 | 6.0~19.97 | |||||||||
| 1.25 | 5.07~16.90 | |||||||||
| WZS-160PMA | 0.8 | 8.5~28.11 | 160 | 79 | 3″ | 35 | 160 | 3000x1800x2100 | 3900 | 3″ |
| 1.0 | 706~25.45 | |||||||||
| 1.25 | 6.7~22.52 | |||||||||
| WZS-185PMA | 0.8 | 10~33.97 | 185 | 79 | 3″ | 38 | 160 | 3000x1800x2100 | 4050 | 3″ |
| 1.0 | 8.72~29.00 | |||||||||
| 1.25 | 7075~25.210 | |||||||||
| WZS-200PMA | 0.8 | 11.2~36.75 | 200 | 80 | 4″ | 42 | 200 | 3100x1850x2100 | 4200 | 4″ |
| 1.0 | 9.68~32.78 | |||||||||
| 1.25 | 9.2~29.24 | |||||||||
| WZS-220PMA | 0.8 | 12.2~39.67 | 220 | 80 | 4″ | 47 | 200 | 3100x1850x2100 | 4400 | 4″ |
| 1.0 | 11.2~36.75 | |||||||||
| 1.25 | 9.0~29.63 | |||||||||
| WZS-250PMA | 0.8 | 13.5~44.78 | 250 | 80 | 4″ | 53 | 200 | 3100x1850x2100 | 4800 | 4″ |
| 1.0 | 12.3~39.67 | |||||||||
| 1.25 | 10.2~33.97 |
Before quotation:
1.Before quoting, what should users offer?
1).Discharge pressure (Bar, Mpa or Psi)
2).Air discharge/Air flow/Air capacity (m3/min or CFM)
3).Power supply (220/380V, 50/60Hz, 3Phase)
2.If I don’t know the pressure and air flow, what should I do?
1).Take the picture of nameplate, we will advise the suitable air compressor to you.
2).Tell us what industry you are, we can advise the suitable 1 (so as to air tank / air dryer / air filters).
High Efficiency PM Motor and Energy Saving
*With the high-performance permanent magnet material, PM motor won’t lose magnetism even under 120°c and can run for more than 15 years.
*No motor bearing: permanent magnet rotors is installed directly on the stretch out shaft of Male rotor. This structure doesn’t have the bearing and eliminates the motor bearing fault.
*Comparing to normal variable speed motor, the permanent magnet synchronous motor performs with even better energy efficiency. Especially in the low-speed condition, it can still maintain a high motor efficiency.
SHIPPING
Delivery: time 5-25 working days after payment receipt confirmed(based on actual quantity)
packing:standard export packing. or customized packing as your
Professional: goods shipping forwarder.
FAQ
Q: OEM/ODM, or customers logo printed is available?
Yes, OEM/ODM, customers logo is welcomed.
Q: Delivery date?
Usually 5-25 workdays after receiving deposit, specific delivery date based on order quantity
Q: what’s your payment terms?
Regularly doing 30% deposit and 70% balance by T/T, Western Union, Paypal, other payment terms also can be discussed based on our cooperation.
Q: How to control your quality?
We have professional QC team, control the quality during the mass production and inspect completely goods before shipping.
Q: If we don’t have shipping forwarder in China, would you do this for us?
We can offer you best shipping line to ensure you can get the goods timely at best price.
Q: come to China before, can you be my guide in China?
We are happy to provide you orservice, such as booking ticket, pick up at the airport, booking hotel, accompany visiting market or factory
| After-sales Service: | Video Technical Support |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
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Can Water-Lubricated Compressors Be Used in High-Pressure Applications?
Water-lubricated compressors can be used in high-pressure applications, but there are certain considerations and limitations to keep in mind. Here’s a detailed explanation:
Water-lubricated compressors are typically designed for lower to medium-pressure ranges. They are commonly used in applications where the required discharge pressure does not exceed a certain threshold, typically up to a few hundred pounds per square inch (psi). However, there are specialized water-lubricated compressors available that can handle higher pressures, depending on the specific design and construction.
The ability of a water-lubricated compressor to operate at high pressures depends on several factors:
- Compressor Design: The design and construction of the compressor play a crucial role in determining its maximum pressure rating. Compressors designed for high-pressure applications need to have robust components, such as reinforced casings, high-strength materials, and proper sealing mechanisms to withstand the elevated pressures. Special attention should be given to the design of the water-lubricated bearing system to ensure it can handle the increased loads and pressures.
- Water Supply and Cooling: High-pressure compressors generate more heat during the compression process, requiring efficient cooling mechanisms to maintain safe operating temperatures. Sufficient water supply and cooling capacity must be available to handle the increased heat load. Adequate flow rates, temperature control, and cooling methods, such as water jackets or external cooling systems, may be necessary to prevent overheating and ensure proper lubrication and cooling of the compressor components.
- Water Quality: The quality of the water used for lubrication becomes even more critical in high-pressure applications. Any impurities, contaminants, or minerals present in the water can cause increased wear, corrosion, or blockages, jeopardizing the compressor’s performance and reliability. Water treatment or filtration systems may be required to maintain the desired water quality and prevent damage to the compressor.
- Sealing and Leakage Control: As the pressure increases, it becomes more challenging to maintain effective sealing and prevent leakage in the compressor system. Proper sealing mechanisms, such as high-quality seals and gaskets, are essential to ensure minimal leakage and maintain the required pressure levels. Adequate monitoring and maintenance of the sealing components are necessary to prevent energy losses and ensure the compressor’s efficiency.
It’s worth noting that for extremely high-pressure applications, water-lubricated compressors may not be the most suitable choice. In such cases, alternative lubrication methods, such as oil or specialized lubricants, are often preferred to handle the extreme pressures and provide adequate lubrication and cooling.
When considering the use of water-lubricated compressors in high-pressure applications, it is crucial to consult with the compressor manufacturer or a qualified engineer to ensure that the chosen compressor model is specifically designed and rated for the desired pressure range. Proper installation, maintenance, and adherence to the manufacturer’s guidelines are essential to ensure the safe and efficient operation of the compressor in high-pressure conditions.
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How Do You Troubleshoot Common Problems with Water-Lubrication Systems?
When encountering common problems with water-lubrication systems, it is essential to follow a systematic troubleshooting approach. Here’s a detailed explanation of the steps involved in troubleshooting common issues with water-lubrication systems:
Step 1: Identify the Problem:
The first step is to identify the specific problem or symptom that is affecting the water-lubrication system. Common problems may include inadequate lubrication, water leaks, abnormal noises, or reduced system performance. Understanding the specific issue will help in determining the appropriate troubleshooting steps.
Step 2: Check Water Supply:
Verify that there is a proper water supply to the system. Ensure that the water source is connected and flowing adequately. Check for any obstructions or restrictions in the water lines that may be affecting the water flow to the lubrication system.
Step 3: Inspect Water Filters and Strainers:
Water filters and strainers are used in water-lubrication systems to remove debris and impurities from the water. Inspect these filters and strainers for clogs or blockages that may be hindering the water flow. Clean or replace the filters as necessary to ensure proper water filtration.
Step 4: Verify Water Pressure:
Check the water pressure within the system to ensure it falls within the recommended range. Low water pressure can result in inadequate lubrication, while high water pressure can cause leaks or damage to the system. Use a pressure gauge to measure the water pressure and adjust it if necessary according to the manufacturer’s guidelines.
Step 5: Examine Water-Lubrication Components:
Closely inspect the various components of the water-lubrication system, including the water pump, distribution lines, lubrication points, and seals. Look for signs of wear, damage, or misalignment that may be contributing to the problem. Tighten loose connections and replace any damaged or worn-out components as needed.
Step 6: Check for Air in the System:
Air trapped within the water-lubrication system can affect its performance. Bleed the system to remove any trapped air. Follow the manufacturer’s instructions for bleeding air from the system, which typically involves opening specific valves or vents until a steady flow of water is achieved.
Step 7: Inspect Cooling Mechanisms:
Water-lubrication systems often incorporate cooling mechanisms, such as heat exchangers or radiators, to dissipate excess heat. Inspect these cooling components for blockages, corrosion, or leaks that may be compromising their effectiveness. Clean or repair the cooling mechanisms as necessary to ensure proper heat dissipation.
Step 8: Consult Manufacturer Documentation:
If the troubleshooting steps above do not resolve the problem, refer to the manufacturer’s documentation, such as the user manual or technical specifications. These resources may provide specific troubleshooting guidelines, diagnostics, or additional maintenance procedures for the water-lubrication system.
Step 9: Seek Professional Assistance:
If the problem persists or if the troubleshooting steps are beyond your expertise, it is advisable to seek professional assistance. Contact the manufacturer’s technical support or consult a qualified technician with experience in water-lubrication systems. They can provide expert guidance and assistance in resolving complex issues.
By following these troubleshooting steps, you can effectively identify and address common problems encountered in water-lubrication systems, ensuring optimal performance and reliability.
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How does a water lubrication system work in air compressors?
A water lubrication system in air compressors is designed to provide lubrication and cooling to the internal components of the compressor using water as the lubricant. This system offers an alternative to traditional oil lubrication systems and has specific advantages in certain applications. Here’s a detailed explanation of how a water lubrication system works in air compressors:
1. Water Injection:
In a water lubrication system, a controlled amount of water is injected into the compression chamber of the air compressor. This can be achieved through various methods, such as direct injection or atomization of water droplets.
2. Lubrication:
As the compressed air is generated, the injected water serves as a lubricant for the internal components of the compressor. The water forms a thin film on the surfaces, reducing friction and wear between the moving parts. This lubrication helps to improve the efficiency and lifespan of the compressor.
3. Cooling:
The water injected into the compression chamber also acts as a cooling medium. As the air is compressed, heat is generated, and the injected water absorbs some of this heat. The water carries away the heat, preventing excessive temperature rise and maintaining optimal operating conditions for the compressor.
4. Separation and Filtration:
After serving its lubrication and cooling purposes, the water needs to be separated from the compressed air. The compressed air and water mixture pass through a separator or filtration system, which separates the water from the compressed air. This can involve mechanisms such as centrifugal force, gravity separation, or filtration media.
5. Water Treatment:
In water lubrication systems, proper water treatment is essential to maintain the quality and performance of the system. Water filtration and purification processes are employed to remove impurities, contaminants, and any solid particles present in the water. This ensures that the injected water is clean and free from any substances that could potentially harm the compressor or the downstream air system.
6. Recirculation or Discharge:
Depending on the specific design of the water lubrication system, the separated water can be recirculated back into the system for reuse or discharged from the compressor. Recirculation systems involve the treatment and filtration of the water before reintroducing it into the compression chamber. Discharge systems, on the other hand, may involve further treatment or disposal of the water in an environmentally responsible manner.
By utilizing a water lubrication system, air compressors can benefit from reduced oil consumption, improved air quality, and enhanced energy efficiency. These systems are commonly employed in industries where oil contamination must be avoided, such as food processing, pharmaceutical manufacturing, and electronics production.


editor by CX 2023-12-15