Tag Archives: electric compressor

China high quality Car Tire Pump 12V Mini Pump Portable Rechargeable Air Compressor Tyre Pump Electric Mini Car Air Compressor air compressor CHINAMFG freight

Product Description

Product Name	Air Pump	Brand Name	Neutral/customized
Model No.	CTI-3660	Power	70W
Battery capacity	1500mA*3	Gas flow rate	15L/MIN
Version	Rechargeable with digital display
Function	Air inflator & illumination & Atuo stop
Inflation Time	9mins	Product Size
Material	ABS	Type	Digital & Handheld
Discharge Time	30mins	Certification	CE, RoHS,FCC

After-sales Service:	Only Replace But Not Repair
Warranty:	One Year
Certification:	RoHS, CE
Voltage:	7.4V
Max Pressure:	101-150Psi
Function:	Emergency Light, Tire Pressure Monitor

Samples:	US$ 100/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \|

air compressor

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.

air compressor

How do you maintain proper air quality in compressed air systems?

Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:

1. Air Filtration:

Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.

2. Moisture Control:

Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.

3. Oil Removal:

If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.

4. Regular Maintenance:

Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.

5. Air Receiver Tank Maintenance:

Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.

6. Air Quality Testing:

Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.

7. Education and Training:

Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.

8. Documentation and Record-Keeping:

Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

air compressor

How do oil-lubricated and oil-free air compressors differ?

Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:

Oil-Lubricated Air Compressors:

1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.

2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.

3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.

4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.

Oil-Free Air Compressors:

1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.

2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.

3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.

4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.

When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.

China high quality Car Tire Pump 12V Mini Pump Portable Rechargeable Air Compressor Tyre Pump Electric Mini Car Air Compressor air compressor CHINAMFG freight
editor by CX 2023-11-21

China wholesaler Energy Save Oil Free Silent Electric Air Compressor 22kw 8bar for Spray Painting air compressor for sale

Product Description

Energy Save Oil Free Silent Electric Air Compressor 22kw 8bar for Spray Painting

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:	Unit 1 Year, Air End 2 Years
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

How Do Water-Lubricated Air Compressors Impact Compressed Air Quality?

Water-lubricated air compressors can have an impact on the quality of the compressed air they produce. Here’s a detailed explanation of how water-lubricated air compressors can affect compressed air quality:

Moisture Content:

Condensation: Water-lubricated compressors introduce moisture into the compressed air system. During the compression process, as the air cools downstream, moisture can condense and accumulate. This moisture can lead to issues such as corrosion, rust, and contamination of downstream equipment or processes.
Water Carryover: If the compressor’s water separation mechanisms are not efficient or if there are malfunctions in the water removal systems, water droplets or mist may carry over into the compressed air. This can negatively impact the quality of the compressed air and introduce moisture-related issues downstream.

Contamination:

Oil Contamination: In some water-lubricated compressors, there is a potential for oil to mix with the water used for lubrication. If oil and water emulsify or if there are leaks in the compressor system, oil contamination may occur. Oil-contaminated compressed air can have adverse effects on downstream processes, equipment, and products. It can lead to contamination, reduced performance of pneumatic components, and potential health and safety concerns.
Particulate Contamination: Water-lubricated compressors can introduce particulate matter, such as sediment, debris, or rust, into the compressed air system. This can occur if the water supply or water treatment systems are not adequately filtered or maintained. Particulate contamination can clog or damage pneumatic equipment, affect product quality, and cause operational issues in downstream applications.

Preventive Measures:

Water Separation: Water-lubricated compressors employ various water separation mechanisms to remove moisture from the compressed air. This includes moisture separators, water traps, or coalescing filters that are specifically designed to capture and remove water droplets or mist from the compressed air stream. Regular maintenance and inspection of these separation systems are necessary to ensure their proper functioning.
Air Treatment: Additional air treatment components, such as air dryers or desiccant systems, can be installed downstream of water-lubricated compressors to further reduce moisture content in the compressed air. These systems help to remove moisture that may have carried over from the compressor and ensure that the compressed air meets the required dryness standards for specific applications.
Proper Maintenance: Regular maintenance of water-lubricated compressors is essential to minimize the potential impact on compressed air quality. This includes routine inspection, cleaning, and replacement of filters, lubrication systems, and water separation components. Addressing any leaks, malfunctioning components, or system issues promptly can help maintain the integrity of the compressed air and prevent contamination or excessive moisture levels.

By implementing appropriate water separation mechanisms, air treatment systems, and maintenance practices, the impact of water-lubricated air compressors on compressed air quality can be minimized. It is important to consider the specific requirements of the application and follow industry standards and guidelines to ensure the desired compressed air quality is achieved.

air compressor

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.

air compressor

What is a water lubrication air compressor?

A water lubrication air compressor, also known as a water-injected air compressor, is a type of compressor that utilizes water as a lubricant and cooling medium in its operation. Unlike traditional air compressors that rely on oil for lubrication, water lubrication air compressors offer specific advantages and are commonly used in certain applications. Here’s an overview of how water lubrication air compressors work and their key characteristics:

Working Principle:

In a water lubrication air compressor, the compression process involves injecting a controlled amount of water into the compression chamber. The water acts as a lubricant and cooling agent, ensuring smooth operation and preventing excessive heat buildup. As the air is compressed, the water lubricates the internal components, reducing friction and wear.

Advantages:

1. Reduced Environmental Impact: One of the significant advantages of water lubrication air compressors is their reduced environmental impact. These compressors eliminate the need for oil lubrication, resulting in lower oil consumption and the elimination of oil-related contamination risks. This makes them a more environmentally friendly option, particularly in applications where oil contamination must be avoided, such as in food processing or pharmaceutical industries.

2. Enhanced Air Quality: Water lubrication air compressors produce cleaner compressed air compared to oil-lubricated compressors. The absence of oil in the compression process eliminates the risk of oil carryover into the air system. This is essential in applications where clean and oil-free compressed air is required, such as in electronics manufacturing or spray painting.

3. Improved Energy Efficiency: Water lubrication air compressors can offer improved energy efficiency compared to oil-lubricated compressors. The water injected during the compression process helps in cooling the air, reducing the energy required for subsequent cooling and drying processes. This can lead to energy savings and lower operating costs.

4. Lower Maintenance Requirements: Water lubrication air compressors generally have lower maintenance requirements compared to oil-lubricated compressors. The absence of oil means no oil changes or oil filter replacements, simplifying maintenance tasks and reducing costs. However, regular checks and maintenance of the water filtration system are necessary to ensure the water quality and prevent any potential contamination issues.

Applications:

Water lubrication air compressors are commonly used in applications where clean and oil-free compressed air is critical. Some typical applications include:

Food and beverage processing
Pharmaceutical manufacturing
Electronics manufacturing
Spray painting and coating
Laboratories and research facilities
Dental offices

These compressors provide a reliable and environmentally friendly solution for industries and applications that require high-quality compressed air without oil contamination.

China wholesaler Energy Save Oil Free Silent Electric Air Compressor 22kw 8bar for Spray Painting air compressor for sale
editor by CX 2023-11-20

China wholesaler 30kw 37kw 55kw 75kw 90kw Industrial Electric Pm VSD CHINAMFG 40HP 50HP 75HP 100HP 125HP Screw Air Compressor Compresor De Aire with Hot selling

Product Description

30kw 37kw 55kw 75kw 90kw Industrial Electric Pm VSD CHINAMFG 40hp 50HP 75hp 100hp 125hp Screw Air Compressor Compresor De Aire
Promises Every Machine Will Run Well More Than 15 Years

Saving energy is making money !!!
Hengchaowin rotary screw air compressor used germany technology screw(air end ) ,
The same intake valve designed by CHINAMFG Rand,
high Efficient IP54 rated motor,And quoted the high-efficiency inverter fromDenmark.
The air compressor can maintain a stable motor efficiency at any speed,
so it is more energy-saving and power-saving.

Product Description

Screw group	5: 6 Gear rotor
Compression method	Continuous, single stage
Compressed air outlet pressure	0.65-1.0MPa
Compressed air outlet temperature	Air-cooled
Compressed air outlet temperature	10ºC~15ºC higher than the ambient temperature
Volume of Lubricating Oil	About 16.5liters
Motor speed	N=-1200-3600r/min
Rated power	90 kw
Air capacity	V=16.0-12.8 m3/min
Weight	1400 kg
Fuel consumption	Exhaust oil content is less than 3PPM
Noise level	78dB(A)

Detailed Photos

Advantage:
1.It adopts the design of large rotor and low speed, and contains 2 independent rotors, which has high efficiency and low noise,The design service life is 30 years.
2. The high-frequency flexible inverter can effectively reduce the magnetic field interference generated by the inverter, and the special heat dissipation design can prevent high temperature shutdown in summer.
3.Colorful touch system, intelligent operation, remote monitoring integrated system, convenient and worry-free.
4.Our machines have reliable quality and warranty is 2 years of the whole machine,5 years of the screw.
5. We have our professinal after sales technician team to instruct you installation and maintenance.

Hot products
1. direct drive rotary screw air compressor
2. energy saving vsd screw air compressor
3. air compressor with air tank and air dryer.

Product Parameters

Power : 7.5kw -513kw
working pressure : 7bar 8bar 10bar 13bar 16bar
voltage : 220v/380v/415v/480v
color : gery/blue/white

HWV-55A				HWV-75A				HWV-90A				HWV-110A				HWV-132A				HWV-160A				HWV-185A
10	9.6	8	7.6	13	12.6	11	10.5	16	15	13	12.5	21	19.8	17	16.4	24.5	23.2	20	19.4	28.7	27.6	23.5	22.8	32	30.4	27.4	26.8
353.1	338.976	282.48	268.356	459.03	444.906	388.41	370.755	564.96	529.65	459.03	441.375	741.51	699.138	600.27	579.084	865.095	819.192	706.2	685.014	1013.397	974.556	829.785	805.068	1129.92	1073.424	967.494	946.308
7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5	7	8	10	12.5
102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174	102	116	145	174
55kw/ 75hp				75kw/ 100hp				90kw/ 120hp				110kw/ 150hp				132kw/ 175hp				160kw/ 210hp				185kw/ 250hp
78±2				78±2				83±2				85±2				85±2				85±2				88±2
RP2				RP2				RP2				RP2, 1/2				RP2, 1/2				RP2, 1/2				RP2, 1/2
AC 380v/415v/220v/480v or 50hz/60hz accpet Customized voltage
Variable frequency soft star
55				65				72				90				90				110				110
1800				1800				2000				2300				2500				2500				3150
1250				1250				1250				1470				1470				1470				1980
1670				1670				1670				1840				1840				1840				2150
1480				1680				1860				2600				2900				3200				3500

Why Choose Us
HangZhou CHINAMFG Technology Co., Ltd., founded in 1985, in ZheJiang ,China, It is a professional air compressor manufacturer with 30 years of experience in R&D, manufacturing, marketing and service.

After the technical system reform in 2000, the company introduced German advanced CHINAMFG technology, adhering to the German advanced industrial design concept, rigorous manufacturing technology and comprehensive management. We strictly implement ISO9001 international quality system certification and EU CE standard production machines. The performance and quality of our products have been widely recognized and praised by the market, occupying 30% of China’s market share.
Starting to enter overseas markets in 2571, it currently has agents and after-sales teams in North America, Western Europe, South Africa, East Africa and other regions.

Company Profile

Brief introduction of factory:

1. We have been engaged in R D department, production and sales of air compressors for 30 years;
2. Our air compressor products through CE,SGS,ISO certification, with more than 20 invention patents;
3. Our products are exported to 132 countries and regions around the world;
4. Our air compressor provides a 5-year warranty.
If you have specific parameters and requirements for our Rotary Screw Type Air Compressor, customization is available

Customer feedback

Providing high-quality machines is our standard, and satisfying every customer is our pursuit. Over the years, we have won unanimous praise from overseas users for our integrity and high-quality product quality.

Packaging
The air compressor is guaranteed for 1 year and 5 years for the screw(air end) . Warranty time is calculated from machine leave the factory.

After Sales Service

1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.

FAQ

Q1: What is your product name?
A:Industrial Energy Saving VSD Oil Lubricating Rotary Screw Air Compressor Machine 22kw 30hp

Q2: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in HENGCHAOWINO air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available from our central stocks in ZheJiang Province and all distributors’depots;
5. All kinds of technical documents in different languages.

Q3: Can you use our brand?
A: Yes, OEM is available.

After-sales Service:	Support Online and Local Service
Warranty:	18m
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type

Customization:	Available \|

air compressor

What is the impact of humidity on compressed air quality?

Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:

1. Corrosion:

High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.

2. Contaminant Carryover:

Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.

3. Decreased Efficiency of Pneumatic Systems:

Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.

4. Product Contamination:

In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.

5. Increased Maintenance Requirements:

Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.

6. Adverse Effects on Instrumentation:

Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.

To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

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.

China wholesaler 30kw 37kw 55kw 75kw 90kw Industrial Electric Pm VSD CHINAMFG 40HP 50HP 75HP 100HP 125HP Screw Air Compressor Compresor De Aire with Hot selling
editor by CX 2023-11-11

China supplier Industrial Stationary Similar CHINAMFG Rand CHINAMFG 7 8 10 Bar Medical Oil Free Electric Direct Driven Pmsm Pm VSD Rotary Screw Type Air Compressor air compressor oil

Product Description

Germany Technology Industrial Silent Oil-free Electrical Rotary Oil Free Screw Air Compressor

Water-lubricated Oil-free Screw Air Compressor Advantages

1.Clean air 100% oil-free

2.Use water instead of oil, higher cooling efficiency and compression efficiency

3.Optimal isothermal compression

4.Powerful MAM microcomputer controller and touch screen

5.Reasonable Structure, with perfect balancing

6.Components made of anti-rust and anti-corrosion materials ensure the durability

7.Significant energy saving, environmental-friendly and pollution-free

8.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc.

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

Wan CHINAMFG Certification

Wan CHINAMFG Exhibition

FAQ

1. OEM/ODM, or customer’ s logo printed is available?

Yes, OEM/ODM, customer’s logo is welcomed.

2. Delivery date?
Usually 5-25 working days after receiving deposit, specific delivery date based on order quantity.

3. 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.

4. How to control your quality?

We have professional QC team, control the quality during the mass production and inspect the products before shipping.

5. 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.

6. I never come to China before , can you be my guide in China?

Sure , I’m glad to be your guide because our company directly located in ZheJiang , where is the most famous city in China, if you want to come China then we are happy to provide you one-stop service, such as booking ticket, picking up at the airport, booking hotel, accompany visiting factory. It gonna make you an unforgettable memory.

MARKETING NETWORK

After-sales Service:	24/7 Service Support
Warranty:	Unit 1 Year, Air End 2 Years
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

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.

air compressor

What Is the Role of Filtration in Water-Lubricated Air Compressors?

Filtration plays a crucial role in water-lubricated air compressors, serving several important purposes. Here’s a detailed explanation of the role of filtration in water-lubricated air compressors:

Contaminant Removal:

Particle Filtration: Filtration systems in water-lubricated air compressors are designed to remove particles and contaminants from the water. These can include sediment, rust, debris, and other solid particles that may be present in the water supply. Removing these contaminants is essential to prevent blockages, clogging, and damage to the compressor components.
Oil Removal: In some cases, water used in compressors may contain traces of oil or hydrocarbons. Filtration systems can also help remove oil and hydrocarbon contaminants from the water, ensuring that the lubrication system remains clean and effective.

Protection of Components:

Lubrication System: Filtration prevents contaminants from reaching the lubrication system of water-lubricated air compressors. This helps maintain the cleanliness and integrity of the lubricant, ensuring optimal lubrication performance and minimizing wear on the compressor’s moving parts. Clean and filtered water can enhance the efficiency and lifespan of the compressor’s lubrication system.
Heat Exchangers and Cooling Systems: Water-lubricated compressors often rely on heat exchangers and cooling systems to regulate the temperature of the compressed air and the compressor itself. Filtration helps protect these components by preventing the accumulation of debris and contaminants that can hinder heat transfer and reduce the cooling efficiency. Clean water free from particles and contaminants promotes effective heat exchange and cooling.

Prevention of System Fouling:

Scaling and Deposits: Filtration systems also help prevent scaling and deposits that can occur when water with high mineral content or hardness is used. These deposits can accumulate on the internal surfaces of the compressor, heat exchangers, or other components, reducing their efficiency and potentially causing operational issues. By removing impurities and controlling mineral content, filtration minimizes the risk of scaling and deposits.

Extended Equipment Lifespan:

Component Protection: By effectively removing contaminants, filtration systems contribute to the protection and longevity of water-lubricated air compressor components. Clean and filtered water reduces the risk of component wear, corrosion, fouling, and blockages, ultimately extending the lifespan of the compressor and reducing maintenance and replacement costs.

Regular Maintenance and Monitoring:

Filter Replacement: Filtration systems require regular maintenance, including the replacement or cleaning of filters. The frequency of filter replacement depends on factors such as water quality, usage conditions, and the specific requirements of the compressor manufacturer. Regular maintenance ensures that the filtration system continues to effectively remove contaminants and protect the compressor components.
Monitoring Water Quality: Alongside filtration, monitoring the quality of the water used in water-lubricated compressors is essential. This can involve periodic water analysis, measurement of key parameters such as pH or conductivity, and visual inspections. Monitoring helps identify any changes in water quality or potential issues with the filtration system, allowing for timely maintenance or corrective actions.

In summary, filtration plays a critical role in water-lubricated air compressors by removing contaminants, protecting components, preventing system fouling, and extending equipment lifespan. By maintaining clean and filtered water, filtration systems contribute to the efficient operation, reliability, and longevity of water-lubricated compressors.

air compressor

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.

China supplier Industrial Stationary Similar CHINAMFG Rand CHINAMFG 7 8 10 Bar Medical Oil Free Electric Direct Driven Pmsm Pm VSD Rotary Screw Type Air Compressor air compressor oil
editor by CX 2023-11-07

China wholesaler Hot Sale Electric Diving Breathing Apparatus Scuba High Pressure Air Compressor wholesaler

Product Description

Product Description

The compact dimensions and light weight of this electric driven compressor make it very easy to handle. It is simple and economical to use, to filling cylinders even in your home.

The oil and contaminants in the compressed air are removed by filters and oil-moisture separators in the duration of compression,so the outlet air is pure and odorless.It is a safe and reliable breathing air supply machine.

Parameters

Charging rate:	100 L/min; 6 m³/h; 3.5 CFM
Filling time cylinder:	6L 0-300bar/20. min 12L 0-200bar/26 min
Working pressure:	300 Bar – 4500 Psi
Full load Amp:	6.7A(400V-50/60Hz)
Driven by:	single -phase electric motor 220V
Power:	2.2Kw
Dimensions:	height 40 cm , width65 cm ,depth 35 cm
Number of stages:	4
Lubricate:	Splash
Driven	Belt
Condensate drain:	manual
Weight:	48kg
Noise level:	73dB

Pictures

About our company
Our company is specialized in manufacturing and exporting marine equipment. To guarantee good quality, we follow ISO9000 standards to inspect our goods. From raw material purchase to pre-shipment inspection, we keep an eye on every step to ensure the satisfaction of our customer on quality. Our products are approved by ABS, BV, CCS, DNV, EC, GL, KR, LR, NK and RINA.

Persisting in the principle of “QUALITY IS LIFE, CUSTOMER IS GOD”, we will strive for high efficiency, passion and integrity to provide our customers with high-quality products and superior trade services.

Weight:	48kg
Pressure:	300 Bar
F.a.D:	100L/Min
Power:	2.2kw
Frequency:	50Hz/60Hz
Airing Period for 6L Cylinder:	20mins

Customization:	Available \|

air compressor

Can air compressors be used for shipbuilding and maritime applications?

Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:

1. Pneumatic Tools and Equipment:

Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.

2. Painting and Surface Preparation:

Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.

3. Pneumatic Actuation and Controls:

Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.

4. Air Start Systems:

In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.

5. Pneumatic Conveying and Material Handling:

In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.

6. Air Conditioning and Ventilation:

Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.

These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.

air compressor

How are air compressors utilized in pneumatic tools?

Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:

Power Source:

Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.

Air Pressure Regulation:

Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.

Air Volume and Flow:

Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.

Tool Actuation:

Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.

Versatility:

One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.

Portability:

Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.

Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China wholesaler Hot Sale Electric Diving Breathing Apparatus Scuba High Pressure Air Compressor wholesaler
editor by CX 2023-11-02

China manufacturer 30 Cubic Meter Per Minute 250 HP Electric Conversion Frequency Screw Air Compressor air compressor parts

Product Description

:	Energy Saving Series (PM)
Type:	Oil Injected Permanent Magnetic Inverter Screw Compressor
Voltage:	380V/50HZ/3Ph, 220V/60HZ/3Ph, 400V/50HZ/3Ph, 415V/50HZ/3Ph or Customer′s Requirements
Working Pressure:	7~13bar
Installed Motor Power:	7.5~250 Kw
Color:	Blue or According to Your Request
Driven Method:	Direct Driven
Air End:	Baosi,GHH ,Hanbell,GU
Trademark:	Tuowei
Transport Package:	Standard Wooden Packing
application:	Packing,Painting,Precision Electroplating,Peparing,General Industry,Energy & Mining,Construction works

Permanent Magnet Frequency Conversion Screw Air Compressor Airend:
The Unique Design of the Permanent Magnet Screw Airend and the Speed-regulating Frequency Converter Is Directly Linked to the High-quality Motor, Providing Unparalleled Energy-saving Effects and Super Reliability. There Is No Motor Bearing in the Permanent Magnet Motor, and the Air Compressor Is Made of Permanent Magnet The Motor Is Directly Driven, And There Is No Need to Consider the Wear or Replacement of Gears, Pulleys, Belts, Couplings and Other Moving Parts During Operation.
Product features:
1.Permanent magnet motor and the compressor airend shaft integrally embedded using direct structure, more compact, the transmission efficiency of 100%
2.No Motor Bearing: Eliminates Motor Bearing Fault Points
3.Equipped with High-efficiency Permanent Magnet Motor, More Energy Saving
4.Small Motor, Typically About 1/3 of an Ordinary FM Motor Size, Easy Removal
5.Permanent magnet synchronous motor, no loss of magnetism at 120ºC, service life over 15 years

6.The latest generation intelligent touchscreen controller:The latest touch screen interface allows simple and intelligent control of the compressor. Pressure and scheduling time can be easily programmed, allowing you to automatically start and stop the compressor to match the production time. (Configurable remote operation and real-time monitoring functions)

Product Parameters

^{Permanent Magnet Inverter Compressor Parameter Table}

	Motor Power	Working Pressure	Capacity	Lubricating oil quantity (L)	Driven Method	Cooling Method	Noise (dB)	Dimension(mm)	Net Weight	Air Outlet Pipe Diameter
	kw/hp	bar	m3/min					*LWH*	KGS
SGPM08	7.5/10	7	1.2	10	Direct Drive	Air Cooling / Water Cooling	66±2	900670850	220	1/2”
		8	1.1
		10	0.95
		12	0.8
SGPM11	11/15	7	1.65	18			68±2	10007501015	300	3/4”
		8	1.5
		10	1.3
		12	1.1
SGPM15	15/20	7	2.5	18			68±2	10007501015	300	3/4”
		8	2.3
		10	2.1
		12	1.9
SGPM18	18.5/25	7	3.2	18			68±2	11308501175	480	1”
		8	3
		10	2.7
		12	2.4
SGPM22	22/30	7	3.8	18			68±2	11308501175	480	1”
		8	3.6
		10	3.2
		12	2.7
SGPM30	30/40	7	5.3	18			68±2	11308501175	480	1”
		8	5
		10	4.5
		12	4
SGPM37	37/50	7	6.8	30			68±2	125010001335	500	11/2″
		8	6.2
		10	5.6
		12	5
SGPM45	45/60	7	7.4	30			72±2	125010001335	500	11/2″
		8	7
		10	6.2
		12	5.6
SGPM55	55/75	7	10	65			72±2	180012501670	1200	2″
		8	9.6
		10	8.5
		12	7.6
SGPM75	75/100	7	13.4	65			72±2	180012501670	1200	2″
		8	12.6
		10	11.2
		12	10
SGPM90	90/120	7	16.2	72			72±2	180012501670	1200	2″
		8	15
		10	13.8
		12	12.3
SGPM110	110/150	7	21	90			72±2	230014701840	2000	DN85
		8	19.8
		10	17.4
		12	14.8
SGPM132	132/175	7	24.5	90			75±2	230014701840	2000	DN85
		8	23.2
		10	20.5
		12	17.4
SGPM160	160/200	7	28.7	110			75±2	250014701840	3200	DN85
		8	27.6
		10	24.6
		12	21.5
SGPM185	185/250	7	32	110			75±2	250014701840	3200	DN85
		8	30.4
		10	27.4
		12	24.8

*)There are other power and models, please consult our salesman!!!

Company Profile

After Sales Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine Genuine spare parts will be provided with best price.

• Negotiable technician available to service machinery overseas.(please consult us online!)

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.

Other Products

If you are interested in any of our products,please feel free to contact us.

We are looking CHINAMFG to cooperating,growing and developing with your sincerely.

Lubrication Style:	Lubricated
Cooling System:	Air Cooling / Water Cooling
Power Source:	AC Power
Cylinder Position:	Vertical
Structure Type:	Closed Type
Installation Type:	Stationary Type

Customization:	Available \|

air compressor

Can air compressors be used for painting and sandblasting?

Yes, air compressors can be used for both painting and sandblasting applications. Here’s a closer look at how air compressors are utilized for painting and sandblasting:

Painting:

Air compressors are commonly used in painting processes, especially in automotive, industrial, and construction applications. Here’s how they are involved:

Spray Guns: Air compressors power spray guns used for applying paint coatings. The compressed air atomizes the paint, creating a fine mist that can be evenly sprayed onto surfaces. The pressure and volume of the compressed air impact the spray pattern, coverage, and overall finish quality.
Paint Mixers and Agitators: Compressed air is often used to power mixers and agitators that ensure proper blending of paint components. These devices use the compressed air to stir or circulate the paint, preventing settling and maintaining a consistent mixture.
Airbrushing: Air compressors are essential for airbrushing techniques, which require precise control over airflow and pressure. Airbrushes are commonly used in artistic applications, such as illustrations, murals, and fine detailing work.

Sandblasting:

Air compressors play a crucial role in sandblasting operations, which involve propelling abrasive materials at high velocity to clean, etch, or prepare surfaces. Here’s how air compressors are used in sandblasting:

Blasting Cabinets: Air compressors power blasting cabinets or booths, which are enclosed spaces where the sandblasting process takes place. The compressed air propels the abrasive media, such as sand or grit, through a nozzle or gun, creating a forceful stream that impacts the surface being treated.
Abrasive Blasting Pots: Air compressors supply air to abrasive blasting pots or tanks that store and pressurize the abrasive media. The compressed air from the compressor enters the pot, pressurizing it and allowing for a controlled release of the abrasive material during the sandblasting process.
Air Dryers and Filters: In sandblasting applications, it is crucial to have clean, dry air to prevent moisture and contaminants from affecting the abrasive blasting process and the quality of the surface being treated. Air compressors may be equipped with air dryers and filters to remove moisture, oil, and impurities from the compressed air.

When using air compressors for painting or sandblasting, it is important to consider factors such as the compressor’s pressure and volume output, the specific requirements of the application, and the type of tools or equipment being used. Consult the manufacturer’s guidelines and recommendations to ensure the air compressor is suitable for the intended painting or sandblasting tasks.

Proper safety measures, such as wearing protective gear and following established protocols, should always be followed when working with air compressors for painting and sandblasting applications.

air compressor

How do you maintain proper air quality in compressed air systems?

1. Air Filtration:

2. Moisture Control:

3. Oil Removal:

4. Regular Maintenance:

5. Air Receiver Tank Maintenance:

6. Air Quality Testing:

7. Education and Training:

8. Documentation and Record-Keeping:

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

air compressor

How is air pressure measured in air compressors?

China manufacturer 30 Cubic Meter Per Minute 250 HP Electric Conversion Frequency Screw Air Compressor air compressor parts
editor by CX 2023-10-30

China factory 3.7kw Automobile Portable Oil Free Scroll Air-End Air Compressor for Electric Bus with high quality

Product Description

Product features:
LG-12/2 screw air compressor is mainly used in material conveying, textile industry and other low-pressure gas sector industries, compared with the traditional piston type, pendulum type and other air compressors, with a long continuous operation time, no human care, stable operation, high reliability, low failure rate, low noise advantages, in actual use will bring users a very high economic and environmental benefits.

1, the overall design of air compressor:
LG-12/2 screw air compressor is composed of the bottom frame, which is reasonably arranged and installed: distribution box, motor, screw machine head, hot oil pump, oil cooler, oil and gas separator, protective silencer housing and other components (can be selected according to customers).
2. Control system:
The control system adopts HangZhou MAM880 screw air compressor microcomputer controller, and the main motor is started by star triangle. The whole control system is equipped with temperature sensor, pressure sensor, air intake valve, minimum pressure valve, safety valve, check valve, etc., to achieve the optimal accessories, reasonable configuration, automatic control, smooth operation, safe and reliable.
The main advantage of this type of screw air compressor is that in order to ensure the safe and reliable operation of the screw machine, the design selects the most reliable hot oil pump in China, so that the screw machine can ensure the normal circulation of the system cooling oil at any time!

Machine type	HYCW-12/2 Double Cylinder (cast iron model)
item	unit	Parameter value
Air displacement	m / min	12
Exhaust pressure	MPa	0.2
Shaft power	KW	38 or less
Specific power	KW / m . min -1	3.16
Inspiratory temperature	ºC	40 or less
Exhaust temperature	ºC	160 or less
Lubricating oil temperature	ºC	65
cleanliness	Mg	720
noise	Db ( A )	73
weight	KG	385
Rotational speed	r / min	1000
torque	N . M	362.9
Overall dimension	mm (Length * width * height)	951 * 930 * 775
Installation position	Seated mounting or with a diesel engine

Hot Products

Company Profile

The products cover 31 provinces of china, cities and autonomous regions, and export to more than 50 countries and regions.

Packaging & Shipping

FAQ

Q1.Dose your company has your own factory?
A:Yes,we have a factory ourself.which is in this business for 15 years in China.
Our factory is in the trailer base LiangShan,ZheJiang ,China.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

After-sales Service:	on-Line 7*24h
Warranty:	12 Months
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Horizontal

Customization:	Available \|

air compressor

What Industries Commonly Use Water-Lubricated Air Compressors?

Water-lubricated air compressors find applications in various industries where specific operating conditions or regulatory requirements make them a preferred choice. Here are some industries that commonly utilize water-lubricated air compressors:

Food and Beverage: Water-lubricated compressors are often used in the food and beverage industry due to their ability to provide clean, oil-free compressed air. Compressed air is widely used in food processing and packaging applications, such as pneumatic conveying, product mixing, bottle blowing, and food packaging. Water-lubricated compressors help maintain product purity, prevent oil contamination, and comply with stringent food safety standards.
Pharmaceutical and Healthcare: The pharmaceutical and healthcare industries have strict requirements for compressed air quality, especially in applications where compressed air comes into direct contact with pharmaceutical products or is used in critical medical equipment. Water-lubricated compressors offer a viable solution by providing lubrication without the risk of oil contamination. They are commonly used for processes such as air agitation, medical device manufacturing, and laboratory applications.
Electronics and Semiconductors: In electronics and semiconductor manufacturing, where sensitive components and cleanroom environments are involved, oil-free compressed air is essential. Water-lubricated compressors can provide the required level of air purity without introducing oil particles or vapors that could contaminate the electronics or semiconductor production processes. They are used in applications such as chip manufacturing, circuit board assembly, and cleanroom air supply.
Textile and Garment: Water-lubricated compressors are utilized in the textile and garment industry, where the presence of oil can negatively impact the quality and appearance of fabrics or garments. Compressed air is widely used in textile machinery for tasks such as spinning, weaving, and air jet looms. Water-lubricated compressors ensure oil-free air supply, preventing oil stains or contamination that could affect the final textile or garment products.
Environmental and Wastewater Treatment: Water-lubricated compressors are also employed in environmental and wastewater treatment applications. These compressors help supply air for aeration processes in wastewater treatment plants, where air is introduced into the treatment tanks to facilitate the growth of beneficial bacteria for biological treatment. Water-lubricated compressors provide oil-free compressed air, ensuring the purity and effectiveness of the treatment process.

While the industries mentioned above commonly use water-lubricated air compressors, it is important to note that these compressors may also find applications in other sectors where oil-free, contamination-free compressed air is required for specific processes or environmental considerations.

air compressor

How Are Water-Lubricated Air Compressors Used in Automotive Applications?

Water-lubricated air compressors find various applications in the automotive industry. Here’s a detailed explanation of how they are used in automotive applications:

Tire Inflation:

Service Stations: Water-lubricated air compressors are commonly used in automotive service stations for tire inflation. They provide a reliable source of compressed air for quickly and efficiently inflating tires to the recommended pressure. The water lubrication system in these compressors helps to reduce friction and wear on internal components, ensuring smooth operation and extended lifespan.
Tire Shops: Tire shops often utilize water-lubricated air compressors as part of their tire service equipment. These compressors can supply compressed air for tire inflation, tire mounting and demounting machines, and other pneumatic tools used in tire service and maintenance.

Painting and Finishing:

Spray Painting: Water-lubricated air compressors are also used in automotive painting and finishing processes. Compressed air is used to power spray guns that apply paint or coatings to vehicles during the painting process. The water lubrication system helps maintain the cleanliness of the compressor and prevents oil contamination, ensuring high-quality paint finishes.
Sanding and Polishing: Compressed air is often used for sanding and polishing automotive surfaces. Water-lubricated air compressors provide a reliable source of compressed air for pneumatic sanders, polishers, and other air-powered tools used in automotive surface preparation and refinishing.

Brake and Suspension Systems:

Brake Bleeding: Water-lubricated air compressors can be used during brake bleeding procedures in automotive repair and maintenance. Compressed air is used to purge air bubbles from the brake system, ensuring optimal brake performance and pedal feel. The water lubrication system helps maintain the purity of the compressed air, preventing contamination that could affect the brake system’s functionality.
Suspension Systems: Air suspension systems in vehicles often rely on compressed air for operation. Water-lubricated air compressors provide a continuous supply of clean and lubricated compressed air for inflating and maintaining the air springs or airbags used in vehicle suspensions.

Diagnostic and Testing Equipment:

Diagnostic Tools: Water-lubricated air compressors are utilized in automotive diagnostic and testing equipment. Compressed air is used to operate pneumatic diagnostic tools, such as vacuum testers, pressure gauges, and leak detectors, that help diagnose and troubleshoot various vehicle systems.
Testing and Calibration: Automotive testing and calibration equipment, such as dynamometers and emission testing devices, often require a source of compressed air. Water-lubricated air compressors supply the necessary compressed air for precise and accurate testing of vehicle performance, emissions, and other parameters.

Overall, water-lubricated air compressors play a significant role in various automotive applications, including tire inflation, painting and finishing, brake and suspension systems, and diagnostic and testing equipment. Their use helps ensure efficient and reliable operation, improved productivity, and high-quality results in automotive service, repair, and manufacturing processes.

air compressor

Are There Any Downsides to Using Water-Lubricated Air Compressors?

While water-lubricated air compressors offer several advantages, there are also some downsides to consider when using this type of compressor. Here are a few potential drawbacks associated with water-lubricated air compressors:

Water quality requirements: Water-lubricated compressors are highly dependent on the quality of the water used for lubrication. The water should be free from contaminants, minerals, and impurities that can affect the compressor’s performance or cause corrosion. Ensuring the consistent availability of high-quality water may require additional filtration or treatment processes, which can add complexity and cost to the system.
Increased maintenance: Compared to oil-lubricated compressors, water-lubricated models may require more frequent maintenance. Regular checks, cleaning, and monitoring of the water system are necessary to prevent blockages, maintain proper water flow, and ensure the cleanliness of the compressor. This increased maintenance requirement can result in higher operational costs and more downtime for maintenance activities.
Potential for corrosion: While water itself is not corrosive, certain water conditions, such as high mineral content or low pH levels, can promote corrosion within the compressor system. Corrosion can lead to component damage, reduced efficiency, and the need for repairs or replacements. Implementing corrosion prevention measures, such as water treatment or the use of corrosion-resistant materials, may be necessary to mitigate this risk.
Compatibility limitations: Water-lubricated compressors may have limitations when it comes to compatibility with certain materials or gases. For example, in applications where the compressed air comes into contact with sensitive materials or requires specific gas purity, the use of water as a lubricant may not be suitable. In such cases, alternative lubrication methods or compressor types may be more appropriate.
Environmental considerations: While water is generally considered environmentally friendly, the disposal of used water from the compressor system may require proper wastewater management. Depending on local regulations and requirements, additional steps may be needed to ensure compliant and environmentally responsible disposal of the water used for lubrication.

Despite these potential downsides, water-lubricated air compressors continue to be used in various industries and applications due to their specific advantages and suitability for certain environments. It is important to carefully evaluate the specific requirements, operating conditions, and maintenance considerations of a given application to determine whether a water-lubricated compressor is the most suitable choice.

China factory 3.7kw Automobile Portable Oil Free Scroll Air-End Air Compressor for Electric Bus with high quality
editor by CX 2023-10-25

China supplier Chinese CHINAMFG Factory Price Intelligent PLC Control High Quality CE Level Professional Electric Motor Powered Direct Screw Air Compressor with ISO Certification with high quality

Product Description

BEEST—-AIR COMPRESSOR&SOLUTION

Moair Energy Conservation Durable Two Stage Screw Air Compressor with Double Permanent Magnet Motor

1. Company background

ZheJiang CHINAMFG International Trade Co., Ltd. is the senior partner of HangZhou CHINAMFG Compressor Co., Ltd , we are committed to the sales and after-sales service of air compressors in Southeast Asia, and have stores in Indonesia.
We are the professional manufacturer of the air compressor products of various types including the permanent-magnet synchronous variable-frequency series,permanent-magnet synchronous low-pressure series,permanent-magnet sunchronous two-stage compressors series,etc.
More than 10 years of professional screw compressors manufacturing technology,bringing the international first-class permanent magnet synchronous drive and control technologies.

2. Product introduction

Equipped with an IE3 motor, the direct drive rotary screw air compressor consists of a high-accuracy screw and high-quality casting, with a wide variable range of parameters.

3.Core components

Motor

More stable: no mechanical transmission troubles
There is no gear shaft in the air compressor and the effective permanent magnet motor and the male rotor are directly connected on 1 shaft without gear drive, which can eliminate pitting of gear or hidden troubles of tooth fracture.
Without shaft coupling, 2 integrated PM motors directly drive 2 airends of the air compressor, avoiding the hidden troubles of shaft coupling failure.
More energy-savings: the airend is always in a smooth running state
The 2 stage 3 phase permanent magnet rotary gear screw air compressor of CHINAMFG is powered by 2 independent PM motors and 2 independent inverters, which is intelligently controlled such as keep the airend running at a best level-pressure point by controlling discharge pressure and interstage pressure under the circumstance of different rotary speed and different pressure. The best running speed of air compressor can be automatically calculated while running and then the compression ratio can be balanced by final match, which can keep the compressor in a best running state, thus obtaining the highest efficiency.
More effective: high-efficiency permanent magnet motor and no gear drive loss.
With a motor of a high protection degree of IP54, it is more energy-saving and it can stay effective at low frequency and low speed.
More environment-friendly operation with lower noise
No noise of motor bearings, gear meshing and coupling transmission.
More structure-compact
The volume of PM motor is small and the structure is compact, which can save much space.

4.Parameters

5.Principle of energy-saving

Change the traditional induction motor with high-efficiency technology of permanent magnet rotary screw motor, thus reducing the consumption in transmission.
Powered by 2 independent PM motors and 2 independent inverters, the compressor is intelligently controlled such as keep the airend running at a best level-pressure point by controlling pressure of air flow and interstage pressure under the circumstance of different rotary speed and different pressure. The best running speed of compressor can be automatically calculated while running and then the compression ratio can be balanced by final match, which can keep the compressor in a best running state, thus obtaining the highest efficiency.
Because the gear ratio is fixed, point efficiency is emphasized in this case. That is to say, only with fixed rotary speed and rated pressure did it have the best specific power. When running in a state of variable speed and variable frequency, considering the fixed speed of gear, interstage pressure will not reach the best one. Rotational speed declining while energy consumption not declining at the same time, it is not suitable for running in variable speed and variable frequency state.

After-sales Service:	Online Service
Warranty:	One Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China supplier Chinese CHINAMFG Factory Price Intelligent PLC Control High Quality CE Level Professional Electric Motor Powered Direct Screw Air Compressor with ISO Certification with high quality
editor by CX 2023-10-24

China OEM Industrial Stationary Similar CHINAMFG Rand Clean Class 0 Silent 7 8 10 Bar Medical Oil Free Electric Direct Driven Pm VSD Rotary Screw Type Air Compressor with Good quality

Product Description

Germany Technology Industrial Silent Oil-free Electrical Rotary 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)

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!

Warranty:	Unit 1 Year, Air End 2 Years
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical
Structure Type:	Closed Type

Customization:	Available \|

air compressor

Can Water-Lubricated Air Compressors Be Used in Cold Climates?

Water-lubricated air compressors can be used in cold climates, but there are certain considerations and precautions to keep in mind. Here’s a detailed explanation of using water-lubricated air compressors in cold climates:

Freezing of Water:

Potential for Freezing: In cold climates, the water used for lubrication in water-lubricated compressors can freeze, which can cause operational issues and damage to the equipment. Freezing can occur in the water supply lines, lubrication system, or water jackets if the temperature drops below the freezing point of water.
Water Temperature: It is important to ensure that the water temperature remains above freezing throughout the compressor system. This can be achieved by using insulation, heat tracing, or heaters to maintain adequate water temperature. Monitoring the water temperature and implementing appropriate heating measures are crucial to prevent freezing-related problems.

Protection and Insulation:

Protecting External Components: External components of water-lubricated compressors, such as valves, fittings, and pipes, may be exposed to cold temperatures. Insulating these components can help prevent freezing and ensure their proper functioning. Insulation materials, such as foam wraps or heat tapes, can be used to provide thermal protection.
Water Supply Lines: Water supply lines that feed the compressor should be properly insulated and protected from freezing temperatures. Insulation can help maintain the water temperature and prevent freezing within the supply lines. Additionally, measures such as burying the supply lines below the frost line or using heat tracing cables can offer further protection against freezing.

Alternative Lubrication Methods:

Oil-Lubricated Compressors: In extremely cold climates, where freezing is a significant concern, using oil-lubricated compressors instead of water-lubricated ones may be a more practical option. Oil-based lubrication systems are less prone to freezing and can provide reliable operation in colder temperatures. However, it is important to consider the specific requirements and limitations of oil-lubricated compressors for the intended application.

Manufacturer Recommendations:

Consulting the Manufacturer: It is crucial to consult the manufacturer’s guidelines and recommendations regarding the use of water-lubricated compressors in cold climates. Manufacturers may provide specific instructions, modifications, or alternative solutions to ensure the safe and efficient operation of their equipment under cold weather conditions.

By implementing proper insulation, heating measures, and following the manufacturer’s guidance, water-lubricated air compressors can be used effectively in cold climates. It is important to assess the specific requirements of the application and consider the potential challenges associated with freezing temperatures to ensure the reliable and safe operation of the water-lubricated compressor system.

air compressor

What Is the Role of Filtration in Water-Lubricated Air Compressors?

Filtration plays a crucial role in water-lubricated air compressors, serving several important purposes. Here’s a detailed explanation of the role of filtration in water-lubricated air compressors:

Contaminant Removal:

Particle Filtration: Filtration systems in water-lubricated air compressors are designed to remove particles and contaminants from the water. These can include sediment, rust, debris, and other solid particles that may be present in the water supply. Removing these contaminants is essential to prevent blockages, clogging, and damage to the compressor components.
Oil Removal: In some cases, water used in compressors may contain traces of oil or hydrocarbons. Filtration systems can also help remove oil and hydrocarbon contaminants from the water, ensuring that the lubrication system remains clean and effective.

Protection of Components:

Lubrication System: Filtration prevents contaminants from reaching the lubrication system of water-lubricated air compressors. This helps maintain the cleanliness and integrity of the lubricant, ensuring optimal lubrication performance and minimizing wear on the compressor’s moving parts. Clean and filtered water can enhance the efficiency and lifespan of the compressor’s lubrication system.
Heat Exchangers and Cooling Systems: Water-lubricated compressors often rely on heat exchangers and cooling systems to regulate the temperature of the compressed air and the compressor itself. Filtration helps protect these components by preventing the accumulation of debris and contaminants that can hinder heat transfer and reduce the cooling efficiency. Clean water free from particles and contaminants promotes effective heat exchange and cooling.

Prevention of System Fouling:

Scaling and Deposits: Filtration systems also help prevent scaling and deposits that can occur when water with high mineral content or hardness is used. These deposits can accumulate on the internal surfaces of the compressor, heat exchangers, or other components, reducing their efficiency and potentially causing operational issues. By removing impurities and controlling mineral content, filtration minimizes the risk of scaling and deposits.

Extended Equipment Lifespan:

Component Protection: By effectively removing contaminants, filtration systems contribute to the protection and longevity of water-lubricated air compressor components. Clean and filtered water reduces the risk of component wear, corrosion, fouling, and blockages, ultimately extending the lifespan of the compressor and reducing maintenance and replacement costs.

Regular Maintenance and Monitoring:

Filter Replacement: Filtration systems require regular maintenance, including the replacement or cleaning of filters. The frequency of filter replacement depends on factors such as water quality, usage conditions, and the specific requirements of the compressor manufacturer. Regular maintenance ensures that the filtration system continues to effectively remove contaminants and protect the compressor components.
Monitoring Water Quality: Alongside filtration, monitoring the quality of the water used in water-lubricated compressors is essential. This can involve periodic water analysis, measurement of key parameters such as pH or conductivity, and visual inspections. Monitoring helps identify any changes in water quality or potential issues with the filtration system, allowing for timely maintenance or corrective actions.

air compressor

Are Water Lubrication Air Compressors More Environmentally Friendly?

Water lubrication in air compressors offers several environmental benefits compared to traditional lubrication methods. Here are some reasons why water lubrication is considered more environmentally friendly:

Non-toxic and biodegradable: Water is a natural substance that is non-toxic and biodegradable. It does not contain harmful chemicals or additives that can pollute the air or water systems. When water lubricants are used in air compressors, there is a reduced risk of environmental contamination.
Reduced air pollution: Traditional lubricants, such as oils or synthetic lubricants, can release volatile organic compounds (VOCs) into the air during operation. VOCs contribute to air pollution and can have detrimental effects on human health and the environment. Water lubrication eliminates the release of VOCs, resulting in improved air quality and reduced air pollution.
Minimized water pollution: Water lubrication does not introduce additional pollutants into water systems. Unlike oils or synthetic lubricants, water does not leave behind harmful residues or contaminants that can contaminate water sources. This helps to protect aquatic ecosystems and maintain water quality.
Energy efficiency: Water lubrication can contribute to energy efficiency in air compressors. Water has excellent heat transfer properties, allowing for efficient dissipation of heat generated during compressor operation. By effectively managing heat, water lubrication helps to reduce energy consumption and improve overall compressor efficiency.
Sustainable resource: Water is a renewable resource that is readily available in nature. Unlike oil or synthetic lubricants, which require extraction and processing, water can be sourced sustainably. This reduces the reliance on finite resources and promotes a more sustainable approach to lubrication in air compressors.

Overall, water lubrication in air compressors is considered more environmentally friendly due to its non-toxic nature, reduced air and water pollution, energy efficiency, and sustainable resource usage.

China OEM Industrial Stationary Similar CHINAMFG Rand Clean Class 0 Silent 7 8 10 Bar Medical Oil Free Electric Direct Driven Pm VSD Rotary Screw Type Air Compressor with Good quality
editor by CX 2023-10-24

China Custom Oil Free Fix Speed Screw Air Compressor Screw Type Coupling Driven Electric Air Compressor with high quality

Product Description

High Quality Screw Air compressor

Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, screw Air compressor,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements

The CHINAMFG is a volume -type gas compression machine with a volume of work volume. The compression of the gas is achieved by changes in volume, and the change of the volume is to achieve a rotation movement in the case with a pair of rotor of the compressor.
Basic structure of the screw air compressor: In the body of the compressor, a pair of intertwined spiral rotors are parallel. Usually, there is a rotor with convex teeth outside the ball, which is called yang rotor or yang screw. The rotor with concave teeth in the festival is called a pussy rotor or yin screw. Generally, the yang rotor is connected to the original motivation. Axial force. The cylindrical roller bearing at both ends of the rotor enables the rotor to achieve radial positioning and is underneath the radial force in the compressor. At both ends of the compressor body, a certain shape and size of the pores are opened respectively. One is used for inhalation, which is called the air intake; the other is used for exhaust, called the exhaust port.

Customized is accepted , Pls provide the following information to us :
1.Working Pressure : ____ Bar
2.Rated Power : _____ KW/HP

Advantages of screw air compressor :
01.Advanced Medium Voltage Dual Stage Mainframe
1. Two-stage integrated design, oil mist spray cooling is used between stages, which reduces the temperature of the air, and the compression process is close to the most energy-saving isothermal compression. In principle, two-stage compression saves 5%-8% of energy compared to single-machine compression ;
2. It is suitable for the compression ratio matching of medium voltage, the leakage in the main engine is small, and the volumetric efficiency is high;
3. The bearing adopts imported heavy-duty bearing, which makes the force of the rotor better; the two-stage rotors are driven by helical gears respectively, so that each stage of the rotor has the best linear speed;
4. The third-generation asymmetric rotor technology, the tooth surface is processed by the German KAPP rotor grinder, creating a high-precision rotor, which is the first guarantee for the high efficiency and stability of the host.

02.High efficiency permanent magnet synchronous motor
1. IP54 protection grade, which is more stable and reliable than IP23 in harsh environment;
2. Low temperature rise design, higher efficiency, and extended the service life of the motor;
3. Use ceramic plated bearings to completely eliminate the influence of shaft current on bearings;
4. It is made of rare earth permanent magnet materials, with large torque and small current during startup and operation;
5. With reasonable magnetic field design and magnetic density distribution, the working frequency range of energy-saving motors is wider and the operating noise is low;
6. Cooperating with the operation of the frequency converter, the frequency conversion soft start is realized, which avoids the strong mechanical impact of the machine and equipment when the motor is started at full pressure, and is conducive
to protecting the mechanical equipment, reducing equipment maintenance and improving the reliability of the equipment.
03. Special valve group
1. Intake valve: It adopts a special normally closed butterfly valve for medium voltage, with a non-return function, stable operation, high precision of air volume control, built-in noise reduction design, low cavitation noise and long service life;
2. Minimum pressure maintenance valve: special valve for medium voltage, high pressure resistance, high temperature resistance, accurate opening pressure, ensuring stable pressure in the barrel, ultra-fast return to seat, strong sealing, ensuring no backflow of gas, low pressure loss and high efficiency ;
3. Temperature control valve: The unit is equipped with a mixed-flow temperature control valve to ensure that the unit is more convenient to start in a low temperature environment, and to ensure the oil supply of the unit at any time; by controlling the oil supply temperature of the main engine to ensure that the unit is in the best performance state;
4. Oil cut-off valve: special normally closed valve for medium voltage, controlled by the exhaust pressure of the machine head. When starting up, the valve opens quickly to ensure that the compressor is lubricated and warmed up as soon as possible; when shutting down, the valve prevents oil from being ejected from the intake end.

4.Advanced and reliable electric control system
1. Large-size color LCD touch screen, with good man-machine communication interface, touch screen with anti-mistouch and sleep function;
2. It adopts double frequency conversion system, which is more energy-saving. The frequency converter and the motor are perfectly matched, and the low frequency and high torque can output 180% of the rated torque;
3. According to the characteristics of medium voltage, a special program is developed, with multiple pressure sensors and multiple temperature sensors, which can comprehensively detect the operating status of the unit, and automatically control the machine status without special care;
4. Configure the Internet of Things, you can check the operating status of the unit on the mobile phone;
5. Independent air duct design, suitable for various working conditions.
5.Silent centrifugal fan
1. Adopt centrifugal fan, brand-new separate radial cooling fan design, with special cooler, better cooling effect and more energy saving;
2. Compared with axial flow fans, centrifugal fans have higher wind pressure and lower noise;
3. Using variable frequency fan control, the oil temperature is constant, prolonging the service life of lubricating oil;
4. Due to the high wind pressure, the cooler and the filter are less likely to be blocked.
6..High quality triple filter

1. The filtration area of the air filter exceeds 150% of the normal requirement, the inlet pressure loss is low, and the energy efficiency is good;2. The oil filter adopts a full-flow built-in pressure-bearing oil filter suitable for medium voltage conditions. The rated processing capacity of the oil filter is 1.3 times the circulating oil volume. The imported filter material and the design scheme of large margin are selected, which has high filtration precision and good durability.
3. The oil is divided into special customized oil, which is designed and developed for medium-pressure working conditions, with wide applicable pressure range, good separation effect and low operating pressure loss; imported glass fiber material is selected;
4. The design of the 3 filter positions is reasonable, the maintenance is convenient, and the downtime is reduced.
High quality and efficient coupling
1. The coupling is a torsional elastic coupling with a failure protection function, which can effectively damp and reduce the vibration and impact generated during operation;
2. The elastic body is only under pressure and can bear a larger load, and the drum-shaped teeth of the elastic body can avoid stress concentration.
Main Parameter

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

Workshop of natural gas compressor
Our products
Our Certificate : CE and ISO certification
Our exhibition for the gas compressor
Our Service for diaphragm compressor :
1.Service time : 24*7 Hours
2.Customized Service
3.Perfect pre-sale,sale,after-sales service
4.FAT
5.Onsite commissioning Service
6.18 months warranty period

FAQ :
Q1.How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service.

Q2.What’s payment term?
A: T/T, L/C, D/P, Western Union, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q3 : How long is your air compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary.

After-sales Service:	18 Months
Warranty:	18 Months
Lubrication Style:	Oil-free
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	Vertical

Customization:	Available \|

air compressor

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.

air compressor

Are There Any 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.

air compressor

What is a water lubrication air compressor?

Working Principle:

Advantages:

Applications:

Water lubrication air compressors are commonly used in applications where clean and oil-free compressed air is critical. Some typical applications include:

Food and beverage processing
Pharmaceutical manufacturing
Electronics manufacturing
Spray painting and coating
Laboratories and research facilities
Dental offices

These compressors provide a reliable and environmentally friendly solution for industries and applications that require high-quality compressed air without oil contamination.

China Custom Oil Free Fix Speed Screw Air Compressor Screw Type Coupling Driven Electric Air Compressor with high quality
editor by CX 2023-10-23

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30kw 37kw 55kw 75kw 90kw Industrial Electric Pm VSD CHINAMFG 40hp 50HP 75hp 100hp 125hp Screw Air Compressor Compresor De Aire
Promises Every Machine Will Run Well More Than 15 Years