Product Description
Detailed Photos
High Purity Explosion-Proof Methane Natural Gas Booster Compressor
Description&Advantages
Product Descriptions:
Mainly used for boosting and transporting natural gas into the pipeline network (natural gas extraction from pipelines, recovery and cHangZhou of combustible gases). It can also be used for stirring in the pharmaceutical and brewing industries, pressurized gas transportation in the chemical industry, blow molding for bottle production in the food industry, and dust removal from parts in machinery manufacturing
Advantages:
Our products, incorporating technology from Austria’s LMF and Germany’s CHINAMFG Demag companies, exhibit high reliability. Wearable parts like gas valves and piston rings use products from Austria’s Hoerbiger company, with a lifespan exceeding 8000 hours. The system supports soft starting, allowing frequent start and stop cycles for the compressor. It features a wide intake range for broad adaptability. The overall skid-mounted structure results in low noise and is easy to install in urban areas, leading to investment savings.
It is equipped with a CHINAMFG PLC control system for high automation, ABB soft start (or variable frequency), and features automatic shutdown with audible and visual alarms in case of faults
Product Parameters
| Model | Flow m3/h |
Inlet Pressure (Mpa) |
Outlet Pressure (Mpa) | Weight(Kg) | Power(Kw) |
| VW-6/16-24 | 360 | 1.6 | 2.4 | 2600 | 110 |
| VW-6/(0-1.62)-(5-21) | 360 | 0-0.162 | 0.5-2.1 | 2350 | 75 |
| WW-26.7/0.5-10 | 1602 | 0.05 | 1 | 4500 | 250 |
| DW-2/0.2-16 | 120 | 0.02 | 1.6 | 1500 | 22 |
| WW-3/8 | 180 | normal pressure | 0.8 | 1500 | 22 |
| 2VW-50/3.5 | 3000 | normal pressure | 0.35 | 6000 | 220 |
| 2VW-16.7/0.5-20 | 1002 | 0.05 | 2 | 6500 | 185 |
| ZW-0.6/6-10 | 36 | 0.6 | 1 | 760 | 5.5 |
| ZW-0.8/12 | 48 | normal pressure | 1.2 | 1200 | 7.5 |
| DW-9.5/7 | 570 | normal pressure | 0.7 | 2600 | 55 |
| VW-4.5/0.5-10 | 270 | 0.05 | 1 | 2100 | 37 |
| 2VW-25/25 | 1500 | normal pressure | 2.5 | 2100 | 250 |
| 2VW-50/3.5 | 3000 | normal pressure | 0.35 | 6000 | 220 |
| DW-4.5/0.5-13 | 270 | 0.05 | 1.3 | 2500 | 18.5 |
| ZW-0.46/(5-10)-(15-20) | 27.6 | 0.5-1.0 | 1.5-2.0 | 850 | 11 |
| VW-5.6/(1.5-2)-25 | 336 | 0.15-0.2 | 2.5 | 2000 | 55 |
| V-6.5/(1-3)-7 | 390 | 0.1-0.3 | 0.7 | 1900 | 37 |
| WW-2.5/3-250 | 150 | 0.3 | 25 | 3500 | 110 |
Our Factory
Part of Customer Visit
Certifications & Testing
Related Product
FAQ
Q:Are you a factory?
A:Yes, we are indeed a factory. We specialize in manufacturing high-quality Air/Gas Compressors and are proud to be a primary source for these products.
Q:How long is your delivery time?
A:It varies depending on the specific situation. For our standard configuration compressors, the delivery time is around 30 days. For customized compressors, it usually takes about 30-45 days.
Q:What technical support do you offer?
A:We offer comprehensive technical support to our clients, including remote assistance for installation and commissioning processes. Additionally, we have a team of seasoned engineers ready to be deployed to international client locations for meticulous on-site debugging, installation, and post-installation services.
Q:What is your warranty period?
A:Our warranty policy is valid for a period of 18 months from the date of commissioning at the end customer’s site or 21 months from the date of receipt by the purchaser, whichever comes first. This comprehensive coverage is designed to ensure total customer satisfaction and the reliability of our products
Q:How do you package the compressors?
A:For smaller compressors, we utilize robust plywood boxes that conform to export specifications.
For the larger units, we strategically place them in freight containers, implementing secure fastening methods to safeguard against any potential damage during the shipping process.
Q:What are your payment terms?
A:Usually, the payment is made by T/T with a 30% down payment CHINAMFG confirmation of the Proforma Invoice (PI), and the balance is to be paid after inspection and before shipment. We accept both TT and L/C at sight.
Send message Get product Offer & Brochure!!!
↓↓↓
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Local Teams |
|---|---|
| Warranty: | 18 Months |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling/Water Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Customized |
| Samples: |
US$ 40000/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
What Are the Key Components of a Water-Lubrication System in Compressors?
A water-lubrication system in compressors typically consists of several key components that work together to provide lubrication and cooling to the compressor. Here’s a detailed explanation of the key components of a water-lubrication system in compressors:
Water Supply:
- Water Source: The water-lubrication system requires a water source that provides clean and suitable water for lubrication. The water can be sourced from various places such as municipal water supply, well water, or treated water from a dedicated water treatment system.
- Water Inlet: The water inlet is the entry point where water enters the compressor’s lubrication system. It may include valves, filters, or other components to regulate and control the water flow.
Lubrication System:
- Water Jackets: Water jackets are channels or passages built into the compressor’s housing or cylinder walls. These jackets allow water to circulate and come into direct contact with the compressor’s moving parts, providing lubrication and cooling. The water jackets help dissipate heat generated during compression and prevent excessive temperatures that could damage the compressor.
- Water Pump: The water pump is responsible for circulating water through the water jackets and the entire lubrication system. It provides the necessary pressure to ensure adequate water flow and distribution to the compressor’s components.
- Flow Control Devices: Flow control devices, such as valves or flow restrictors, are often included in the water-lubrication system to regulate and control the water flow rate. These devices help maintain optimal water pressure and flow throughout the system, ensuring effective lubrication and cooling.
- Water Filters: Water filters are used to remove impurities, sediment, or debris from the water before it enters the lubrication system. They help prevent blockages, protect the compressor’s components from damage, and maintain the quality of the water used for lubrication.
- Water Separator: A water separator is a component that removes excess water, moisture, or condensate from the compressed air. It ensures that the compressed air leaving the compressor is dry and free from excess water content, preventing potential issues such as corrosion or contamination downstream.
Control and Monitoring:
- Temperature Sensors: Temperature sensors are used to monitor the temperature of the water and the compressor components. They provide feedback to the control system, allowing for adjustments in water flow or cooling measures if required to maintain optimal operating conditions.
- Pressure Sensors: Pressure sensors are employed to monitor the water pressure within the lubrication system. They help ensure that the water flow and pressure are within the desired range, allowing for proper lubrication and cooling of the compressor.
- Control System: A control system, which may include a combination of sensors, valves, and controllers, is responsible for regulating and maintaining the operation of the water-lubrication system. It can monitor various parameters, such as temperature, pressure, and flow, and make adjustments as needed to ensure efficient and safe operation.
Regular maintenance, inspection, and monitoring of the key components of the water-lubrication system are essential to ensure its proper functioning and to prevent any issues that could affect the performance and longevity of the compressor.
.webp)
What Are the Considerations for Choosing Water-Lubricated vs. Oil-Lubricated Compressors?
When selecting between water-lubricated and oil-lubricated compressors, several considerations come into play. Here’s a detailed explanation of the key factors to consider when choosing between these two types:
Operating Environment:
- Water Sensitivity: Water-lubricated compressors are well-suited for environments where water is readily available and can be easily supplied to the compressor system. On the other hand, oil-lubricated compressors are more suitable for applications where water is not readily available or where water contamination could pose a problem.
- Cleanliness Requirements: If the application demands a high level of cleanliness, such as in certain manufacturing processes or cleanroom environments, water-lubricated compressors may be preferred. Water is inherently cleaner than oil and reduces the risk of oil contamination in sensitive operations.
Maintenance and Service:
- Lubricant Replacement: Oil-lubricated compressors require regular oil changes and maintenance to ensure proper lubrication and performance. Water-lubricated compressors, on the other hand, eliminate the need for oil changes and associated maintenance tasks, simplifying the maintenance requirements.
- Oil Contamination: Oil-lubricated compressors carry the risk of oil contamination in the compressed air system. This can be a concern in certain applications where oil contamination can negatively impact product quality or downstream equipment. Water-lubricated compressors reduce the risk of oil contamination, making them advantageous in such applications.
Environmental Impact:
- Oil Disposal: Oil-lubricated compressors generate used oil that requires proper disposal in accordance with environmental regulations. Water-lubricated compressors eliminate the need for oil disposal, contributing to a reduced environmental impact.
- Energy Efficiency: In terms of energy efficiency, water-lubricated compressors tend to have an advantage. Water has a higher specific heat capacity than oil, meaning it can absorb and dissipate heat more effectively. This can result in improved cooling efficiency and potentially lower energy consumption compared to oil-lubricated compressors.
Application-Specific Factors:
- Operating Pressure: Water-lubricated compressors are generally suitable for lower to moderate operating pressures. Oil-lubricated compressors, on the other hand, can handle higher operating pressures, making them more appropriate for applications that require higher pressure levels.
- Temperature Sensitivity: Water-lubricated compressors may have limitations in applications where low temperatures are encountered. Water freezing or becoming slushy can cause operational issues. Oil-lubricated compressors, with appropriate low-temperature oil formulations, can better handle such temperature-sensitive conditions.
Cost Considerations:
- Initial Cost: Water-lubricated compressors generally have a lower initial cost compared to oil-lubricated compressors. This cost advantage can be attractive for applications with budget constraints.
- Maintenance Cost: Over the long term, water-lubricated compressors may have lower maintenance costs due to the elimination of oil changes and associated maintenance tasks. However, it’s important to consider the specific maintenance requirements and costs associated with each type of compressor.
By considering these factors, including the operating environment, maintenance and service requirements, environmental impact, application-specific factors, and cost considerations, one can make an informed decision when choosing between water-lubricated and oil-lubricated compressors.
.webp)
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.


editor by CX 2024-03-26
China Hot selling Electrical High Pressure Superior Quality Standards Oil Free Piston Air Compressor air compressor for car
Product Description
Detailed Photos
Electrical High Pressure Superior Quality Standards Oil Free Piston Air Compressor
Description&Advantages
Product Descriptions:
High-pressure series compressors, medium-to-high pressure compressors for oil fields, general-purpose piston compressors, oil-free compressors of DW, VW, MZD, SF types, liquefied petroleum gas (LPG) circulation compressors, natural gas and gas bottle filling series compressors, and various types of pressure vessels. We can provide compressors with a discharge capacity ranging from 300 to 12000 nm³/h and discharge pressures from 0.2 to 45 MPa, suitable for compressing air, nitrogen, liquefied petroleum gas, coal gas, natural gas, carbon dioxide, propane, ethylene, ammonia, difluoroethane, and other mediem. With over 600 different models, our products are widely used in urban construction, petroleum, coal, geology, chemical, metallurgy, machinery manufacturing, medical, food and beverage, liquefied gas stations, natural gas stations, and other fields
ASC Compressor Factory are oil-free lubrication reciprocating piston compressors developed in collaboration with the German company CHINAMFG DEMAG. These models are known for their low energy consumption, minimal noise, reduced vibration, high reliability, and easy operation.
Each unit primarily consists of the compressor mainframe, electric motor, common base frame, air system, cooling system, lubrication system, instrument control system, drainage system, and electrical system. All components are generally installed on a single common base frame, which is then mounted on a concrete foundation, making it a fixed-type gas station. The connections between the equipment and the fixing points to the base are detachable, making transportation, installation, operation, and maintenance extremely convenient.
Advantages:
Our products, incorporating technology from Germany’s CHINAMFG Demag companies, exhibit high reliability. Wearable parts like gas valves and piston rings use products from Austria’s Hoerbiger company, with a lifespan exceeding 8000 hours. The system supports soft starting, allowing frequent start and stop cycles for the compressor. It features a wide intake range for broad adaptability. The overall skid-mounted structure results in low noise and is easy to install in urban areas, leading to investment savings.
It is equipped with a CHINAMFG PLC control system for high automation, ABB soft start (or variable frequency), and features automatic shutdown with audible and visual alarms in case of faults
Product Parameters
| Medium to High Compressor Parameter Sheet | ||||||||
| No | Model | Medium | Capacity | Inlet Pressure | Outlet Pressure | Rotation | Power | Cooling Method |
| nm3/h | MPa | MPa | r/min | KW | ||||
| 1 | DW-2.4/(18~25)-50 | Raw Gas | 2700 | 1.8~2.5 | 5 | 980 | 160 | Water |
| 2 | DW-5.5/(13-15)-26 | Nitrogen | 4500 | 1.3~1.5 | 2.6 | 740 | 160 | Water |
| 3 | VW-4.6/52 | BOG | 250 | Atmospheric Pressure | 5.2 | 740 | 75 | Closed loop |
| 4 | DWF-7/(2-4)-30 | Wellhead Gas | 2100 | 0.2~0.4 | 3 | 740 | 200 | Air |
| 5 | VWD-3.2/(0-0.2)-40 | Biogas | 200 | 0~0.02 | 4 | 740 | 45 | Closed loop |
| 6 | DW-4/5-41 | Exhaust Gas | 1200 | 0.5 | 4.1 | 980 | 160 | Water |
| 7 | VW-4.1/(36.8-44.7)- (39.9-49.9) |
Regenerated Gas | 8865 | 3.68~4.47 | 3.99~4.99 | 980 | 132 | Water |
| 8 | 2VW-18/0.05-90 | BOG | 1100 | 0.005 | 9 | 980 | 250 | Water |
| 9 | VW-4.8/48-54 | Natural Gas | 12000 | 4.8 | 5.4 | 980 | 132 | Water |
| 10 | VW-2/120 | Carbon Monoxide | 1200 | Atmospheric Pressure | 12 | 740 | 37 | Water |
| 11 | VW-2.5/120 | Carbon Monoxide | 1200 | Atmospheric Pressure | 12 | 740 | 45 | Water |
| High-Pressure Compressor (Pipeline Blowing) Specification Table | ||||||||
| No | Model | Medium | Capacity | Inlet Pressure | Outlet Pressure | Rotation | Power | Cooling Method |
| m3/h | MPa | MPa | r/min | W | ||||
| 1 | SF-10/250 | Air | 600 | Atm | 25 | 1330 | 258.5 (Diesel Motor) | Air |
| 2 | SF-10/150 | Air | 600 | Atm | 15 | 1330 | 258.5 (Diesel Motor) | |
| 3 | SF-7.5/250 | Air | 450 | Atm | 25 | 980 | 160 (Electric Motor) | |
| 4 | SF-7.5/150 | Air | 450 | Atm | 15 | 980 | 132 (Electric Motor) | |
| 5 | SF-8.5/250 | Air | 510 | Atm | 15 | 980 | 200 (Electric Motor) | |
| 6 | W-10/60 | Air | 600 | Atm | 6 | 1330 | 132 (Electric Motor) | |
| High-Pressure Compressor (Oilfield Membrane Nitrogen Generation) Parameter Table | |||||||
| Model | Flow Rate | Outlet Pressure | Air compressor form and series | Form and series of nitrogen booster compressor | Drive parameter | Power | Membrane Module Qty |
| nm3/h | MPa | KW | |||||
| MZD-300/250 | 300 | 25 | Screw type single-stage | V-type piston three-stage | 90KW+55KW | 300 | 4 |
| MZD-300/350 | 300 | 35 | Screw type single-stage | V-type piston four-stage | 90KW+55KW | 300 | 4 |
| MZD-300/250-C | 300 | 25 | Screw type single-stage | V-type piston three-stage | TBD234V6 | / | 4 |
| MZD-300/350-C | 300 | 35 | Screw type single-stage | V-type piston four-stage | TBD234V6 | / | 4 |
| MZD-600/250 | 600 | 25 | Screw type single-stage | V-type piston three-stage | 185KW+132KW | 500 | 8 |
| MZD-600/350 | 600 | 35 | Screw type single-stage | V-type piston four-stage | 185KW+132KW | 500 | 8 |
| MZD-600/250-C | 600 | 25 | Screw type single-stage | V-type piston three-stage | TBD234VB | / | 8 |
| MZD-600/350-C | 600 | 35 | Screw type single-stage | V-type piston four-stage | TBD234VB | / | 8 |
| MZD-900/250 | 900 | 25 | Screw type single-stage | V-type piston three-stage | 250KW+185KW | 800 | 12 |
| MZD-900/350 | 900 | 35 | Screw type single-stage | V-type piston four-stage | 250KW+185KW | 800 | 12 |
| MZD-1200/250 | 1200 | 25 | Screw type single-stage | V-type piston four-stage | 315KW+250KW | 880 | 16 |
| MZD-1200/350 | 1200 | 35 | Screw type single-stage | V-type piston four-stage | 315KW+250KW | 880 | 16 |
| MZD-1500/150 | 1200 | 15 | Screw type single-stage | V-type piston three-stage | 440KW+220KW | 880 | 20 |
Our Factory
Part of Customer Visit
Certifications & Testing
Related Product
FAQ
Q:Are you a factory?
A:Yes, we are indeed a factory. We specialize in manufacturing high-quality Air/Gas Compressors and are proud to be a primary source for these products.
Q:How long is your delivery time?
A:It varies depending on the specific situation. For our standard configuration compressors, the delivery time is around 30 days. For customized compressors, it usually takes about 30-45 days.
Q:What technical support do you offer?
A:We offer comprehensive technical support to our clients, including remote assistance for installation and commissioning processes. Additionally, we have a team of seasoned engineers ready to be deployed to international client locations for meticulous on-site debugging, installation, and post-installation services.
Q:What is your warranty period?
A:Our warranty policy is valid for a period of 18 months from the date of commissioning at the end customer’s site or 21 months from the date of receipt by the purchaser, whichever comes first. This comprehensive coverage is designed to ensure total customer satisfaction and the reliability of our products
Q:How do you package the compressors?
A:For smaller compressors, we utilize robust plywood boxes that conform to export specifications.
For the larger units, we strategically place them in freight containers, implementing secure fastening methods to safeguard against any potential damage during the shipping process.
Q:What are your payment terms?
A:Usually, the payment is made by T/T with a 30% down payment CHINAMFG confirmation of the Proforma Invoice (PI), and the balance is to be paid after inspection and before shipment. We accept both TT and L/C at sight.
Send message Get product Offer & Brochure!!!
↓↓↓
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Local Teams |
|---|---|
| Warranty: | 18 Months |
| Lubrication Style: | Customized |
| Cooling System: | Air Cooling/Water Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Customized |
| Samples: |
US$ 40000/Set
1 Set(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
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.
.webp)
Are There Any Potential Water-Related Issues with These Compressors?
Yes, there are potential water-related issues that can arise with water-lubricated compressors. Here’s a detailed explanation of some of the common water-related issues associated with these compressors:
Corrosion:
- Internal Corrosion: Water-lubricated compressors are susceptible to internal corrosion due to the presence of water within the system. If the water used is not properly treated or if corrosion prevention measures are insufficient, the internal components of the compressor can corrode over time. Corrosion can lead to reduced performance, component damage, and the potential for leaks or system failures.
- External Corrosion: External components such as piping, valves, and fittings can also be affected by corrosion if exposed to water and moisture. Corrosion on these external surfaces can lead to compromised integrity, leaks, and reduced system efficiency.
Water Quality:
- Water Contaminants: The quality of the water used in water-lubricated compressors is crucial. If the water contains contaminants such as sediment, debris, oil, or chemicals, it can negatively impact the performance and reliability of the compressor. Contaminants can cause blockages, clogging, increased wear on components, reduced lubrication effectiveness, and potential damage to the compressor.
- Water Hardness: Water hardness, characterized by high mineral content, can lead to scaling and deposits within the compressor and associated components. Scaling can restrict flow, impede heat transfer, and reduce the efficiency of the compressor. It can also contribute to fouling and corrosion issues.
Water Treatment and Filtration:
- Inadequate Water Treatment: Insufficient or improper water treatment can lead to various issues. If the water is not adequately treated for contaminants, hardness, or pH levels, it can result in accelerated corrosion, scaling, fouling, and reduced lubrication effectiveness. Inadequate water treatment can also contribute to increased maintenance requirements and decreased overall compressor performance.
- Filtration System Issues: Filtration systems play a crucial role in removing contaminants from the water. However, if the filtration system is not properly maintained, filters become clogged or damaged, or if there are design or installation issues, it can lead to inadequate filtration and compromised water quality. This can result in the accumulation of contaminants, reduced lubrication performance, and potential damage to the compressor.
Water Supply and Availability:
- Insufficient Water Supply: Water-lubricated compressors rely on a consistent and reliable water supply. If the water supply is insufficient in terms of flow rate, pressure, or quality, it can impact the compressor’s operation and performance. Inadequate water supply can lead to inadequate lubrication, reduced cooling capacity, and increased wear on components.
- Water Source Availability: The availability of a suitable water source is essential for water-lubricated compressors. In certain locations or applications, accessing clean water or meeting specific water quality requirements may pose challenges. Lack of a suitable water source can limit the feasibility or effectiveness of using water-lubricated compressors.
It is important to address these potential water-related issues by implementing proper water treatment, corrosion prevention measures, regular maintenance of filtration systems, and monitoring of water quality. Adhering to manufacturer guidelines, performing regular inspections, and taking proactive measures can help mitigate these issues and ensure the reliable and efficient operation of water-lubricated compressors.
.webp)
What Maintenance Is Required for Water-Lubricated Air Compressors?
Maintaining water-lubricated air compressors involves several key maintenance tasks to ensure their optimal performance and longevity. Here are the maintenance requirements typically associated with water-lubricated air compressors:
- Regular water quality checks: It is essential to monitor the quality of the water used for lubrication in the compressor. Regular water analysis helps identify any potential contaminants, such as minerals or impurities, that may affect compressor performance or lead to corrosion. If necessary, appropriate water treatment measures should be taken to maintain the desired water quality.
- Drain and flush water systems: Periodically draining and flushing the water systems of the compressor helps remove any sediment, debris, or accumulated contaminants. This prevents blockages, maintains water flow, and ensures the cleanliness of the system.
- Inspect and clean filters: Filters in the water system, such as intake filters or water separation filters, should be inspected regularly and cleaned or replaced as needed. Clean filters help maintain proper water flow, prevent clogging, and protect internal components from damage or corrosion.
- Check for leaks: Regularly inspect the compressor system for any signs of water leaks. Leaks can lead to water loss, reduced lubrication performance, and potential damage to the compressor components. Any identified leaks should be promptly repaired to maintain the integrity of the system.
- Monitor and maintain proper water levels: Ensure that the water levels in the compressor are maintained within the recommended range. Low water levels can result in inadequate lubrication and increased friction, while high water levels may lead to excessive moisture in the system. Regularly check and adjust the water levels as necessary.
- Inspect and maintain cooling systems: Water-lubricated compressors often utilize water for cooling purposes. Inspect and maintain the cooling systems, such as heat exchangers or radiators, to ensure proper heat dissipation. Clean any accumulated debris or deposits that may impede cooling efficiency.
- Follow manufacturer guidelines: It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the water-lubricated air compressor model being used. These guidelines may include additional maintenance tasks or intervals that are necessary for optimal performance and warranty compliance.
Regular and proactive maintenance of water-lubricated air compressors helps ensure their reliable operation, extends their lifespan, and minimizes the risk of performance issues or component failures. It is advisable to consult the compressor’s documentation and seek guidance from the manufacturer or a qualified technician to establish a comprehensive maintenance routine specific to the equipment.


editor by CX 2024-03-18
China Hot selling Low Noise 30% Energy Saving 7.5kw-37kw 10HP-50HP 8/10/13/16 Bar High Pressure Oilless Oil Free Industrial Single Rotary Screw Type Air Compressors (CE & ISO) 12v air compressor
Product Description
Product description of Y-Air Low Noise 30% Energy Saving 7.5kw-37kw 10HP-50HP 8/10/13/16 Bar High Pressure Oilless Oil Free Industrial Single Rotary Screw Type Air Compressors
Brief Introduction:
Air end: Germany Technology. 30 years designed lifetime.
Motor: 100% rare earth permanent magnet motor.
Inverter: Chinese No. 1 inverter can save 30% energy.
Warranty: 5 years for the air end, and 2 years for the whole compressor.
Delivery time: 7-15 days.
After-sales service:we have our professional after-sales technician to instruct the installation of the whole screw air compressor.
Certificate: CE/SGS/ISO9001/ASME
We offer free pipe and valves for installation and installation diagram
Advantages
1. Air end of screw air compressor
The air end is with state-of-the art screw element and 4 -6 SKF bearings to make sure it plenty of air output and longer lifetime.
2.Electric Motor of the air compressor
Name brand qualified IP55 / 54 ,F insulation, IE3 , IE4 motor , high efficiency and energy saving.
3. Intake valve of the screw air compressor
High efficiency intake valve protects the compressor components by removing 99% dirty particles down to 3 microns.
4. Oil Air separator
High efficiency separating for oil and air and low oil content in the compressed air.
5. Touch Screen Controller.
6. High efficient Centrifugal fan can give best cooling for screw compressor.
7.Dust proof mesh to protect electrical control system
Product Details of Y-Air Low Noise 30% Energy Saving 7.5kw-37kw 10HP-50HP 8/10/13/16 Bar High Pressure Oilless Oil Free Industrial Single Rotary Screw Type Air Compressors
Main technical parameters of Y-Air Low Noise 30% Energy Saving 7.5kw-37kw 10HP-50HP 8/10/13/16 Bar High Pressure Oilless Oil Free Industrial Single Rotary Screw Type Air Compressors
| Model | Air Flow (m³/min) | Motor Power | Noise | Outlet Diameter | Dimension | Weight | ||||
| 7bar | 8bar | 10bar | 13bar | kw | dB | inch | W*D*H (mm) | kg | ||
| YP-10A | 1.1 | 1.0 | 0.85 | 0.7 | 7.5 | 65 | G1” | 960*680*960 | 280 | |
| YP-15A | 1.8 | 1.65 | 1.5 | 1.3 | 11 | 65 | G1” | 1050*830*1240 | 380 | |
| YP-20A | 2.4 | 2.2 | 2.1 | 1.8 | 15 | 68 | G1” | 1050*830*1240 | 380 | |
| YP-25A | 3.1 | 3.0 | 2.7 | 2.3 | 18.5 | 68 | G1” | 1200*830*1290 | 480 | |
| YP-30A | 3.8 | 3.6 | 3.2 | 2.5 | 22 | 68 | G1” | 1200*830*1290 | 480 | |
| YP-40A | 5.3 | 5.0 | 4.3 | 3.6 | 30 | 69 | G11/2” | 1300*1000*1540 | 710 | |
| YP-50A | 6.6 | 6.2 | 5.7 | 4.6 | 37 | 69 | G11/2” | 1300*1000*1540 | 710 | |
| YP-60A | 8.0 | 7.7 | 6.9 | 6.0 | 45 | 70 | G11/2” | 1500*1160*1700 | 990 | |
| YP-75A | 10.5 | 9.8 | 8.7 | 7.3 | 55 | 70 | G11/2” | 1500*1160*1700 | 990 | |
| YP-100A | 13.6 | 13.0 | 11.3 | 10.1 | 75 | 72 | G2” | 1700*1180*1800 | 1300 | |
| YP-125A | 16.2 | 15.4 | 13.2 | 11.2 | 90 | 72 | DN50 | 1850*1200*1900 | 1400 | |
| YP-150A | 20.8 | 19.5 | 16.5 | 13.7 | 110 | 73 | DN65 | 2250*1260*2055 | 1560 | |
| Remarks: | ||||||||||
| 1. working ambinent temperature: -5ºC-45ºC; | ||||||||||
| 2. exhausting air temperature ≤ working ambinent temperature +10ºC-15ºC; | ||||||||||
| 3. starting mode: Y-△; | ||||||||||
| 4. exhausting oil content: <3ppm; | ||||||||||
| 5. certificate: CE/ISO9001/ASME/SGS; | ||||||||||
| 6. voltage: 380V/220V/230V/400V/440V/415V | ||||||||||
Product Advantage of Y-Air Low Noise 30% Energy Saving 7.5kw-37kw 10HP-50HP 8/10/13/16 Bar High Pressure Oilless Oil Free Industrial Single Rotary Screw Type Air Compressors
1. Imported top-grade main machine, as the third generation product of state-of -the art brand the world, with asymmetrical 5:6 tooth rotor, is provided with outstanding performance and high efficiency far beyond other similar-type brand.
2. Full-intellectual control system and LCD screen, with self-diagnosis and protection devices, remote control and multi-host interlocking control, realizing unattended and high-tech operation.
3. Y series three-phase asynchronous motor special for compressor, imported World famous brand bearing, F-level insulation, IP54 especially suitable for long-term use, safe and reliable.
4 .Imported oil filter, oil gas separation filter element, ternary separation, ensure oil content less than 0.001ppm, the trunk adopts metal pipe, safe for long -term operation without leakage or deformation, the V type drive belt is imported from Germany, and has a service life more than10000hous.
5.Air volume auto intelligent control, auto shutdown after over long idle run, ensure over 30% of energy saving.
Brief introduction of factory:
1. We have been engaged in r & D, production and sales of air compressors for 19 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
Promises Every Machine Will Run Well More Than 15 years
OUR TEAM:
Certificate
Our Certificates:
1. CE;
2. SGS;
3. ISO9001;
4. 20 patents for screw compressor.
Factory Quality Control Process
1.Installation inspection of the whole screw air compressor: check and confirm the whole machine according to the operation instructions and quality control standards. Main inspection items:
A . Confirm the nose and motor nameplates;
B . Check whether there is oil leakage in the pipeline and oil circuit of the air compressor; C . the screw air compressor machine screw locking inspection..
2. Rotary screw type air compressor factory test machine, heat engine: test whether the air compressor operation parameters meet the requirements of customers, including voltage, current, working pressure, exhaust volume, etc.screw Air compressor factory before 48 hours of thermal test, stability confirmation.
3. 24 hours online after-sales service, one-to-1 online guidance installation, debugging, troubleshooting.
Rotary Screw type air compressor packaging process
1. Screw air compressor packaging is divided into 3 layers from inside to outside:
1) The first layer of protection: spray paint on the surface of the machine to protect the surface of the machine. The fouling pull film is wrapped around the surface of the machine to protect the surface of the paint.
2) The second layer of protection: anti-collision protection of the machine. On the basis of lacquer protection, anti-collision buffer cotton is used to protect the machine against collision.
3) The third layer of protection: the case adopts the overall packaging of the non-fumigation wooden case to protect the machine during transportation.
| Hot sales screw type air compressor | |
| 1.Direct Drive screw air compressor | Oilless air compressors |
| 2.rotary screw air compressor | PM VSD scrw air compressor |
| 3.screw type air compressor | Integrated screw air compressor |
| 4.industrial air compressor | Combined screw compressor |
| 5.Permanent Magnet air Compressor | Portable air compressor |
| 6.Permanent Magnet screw air Compressor | Variable Speed air compressor |
| 7.Permanent Magnet screw air Compressor | Silent air compressor |
| 8.Inverter screw Compressor | Samll air compressor |
| 9.Inverter air Compressor | two stage air compressor |
| 10.variable frequency air compressor | high pressure air compressor |
| 11.variable frequency screw air compressor | atlas copco air compressor |
| 12.oil free air compressor | ingersoll rand screw compressor |
| 15.oil less air compressor | electric air compressor |
| 16.Stationary Screw Compressor | High air compressor |
F.A.Q
Q1. Why do customers choose us?
Yunshun Electric Machinery Co., Ltd. is a company specializing in screw air compressor for 20 years since 2001. Our German Standard production line helps us get the affirmation from our agents as well as end-user clients.
Q2. Are you a manufacturer or trading company?
We are a professional manufacturer with big modern factory in HangZhou,China.
Both OEM & ODM service can be accepted.
Q3. What’s your delivery time?
Generally 7-15 days, if urgent order, we can arrange, too.
Q4. How long is your air compressor warranty?
2 year for the whole machine and 5years for screw air end, except consumable spare parts.
Q5. How long could your air compressor be used for?
At least 15 years.
Q6. What’s payment term?
T/T, L/C, Western Union, Credit Card, and etc.
Q7. How about your customer service?
24 hours on-line service for all our clients.
Q8. How about your after-sales service?
1. Providing customers with installation online instructions.
2. Well-trained engineers available to overseas service.
3. PlHangZhou for oversea after-sales supporting company
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 5 Years for The Air End, and 2 Years for The Whole |
|---|---|
| Warranty: | 2 Years |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
|
|
|---|
.webp)
How Do Water-Lubricated Air Compressors Contribute to Energy Savings?
Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:
- Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
- Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
- Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
- Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
- Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.
By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.
.webp)
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.
.webp)
Can Water-Lubricated Air Compressors Be Used in Medical Applications?
Water-lubricated air compressors can be used in certain medical applications, offering specific advantages for these environments. Here are some considerations regarding the use of water-lubricated air compressors in medical settings:
- Clean and sterile lubrication: Water is a clean and sterile lubricant, making it suitable for medical applications where maintaining a sterile environment is crucial. Water lubrication helps prevent contamination and ensures the integrity of medical products and procedures.
- Reduced risk of oil contamination: Oil-lubricated compressors pose a risk of oil carryover and oil vapor entering the compressed air system. This can be problematic in medical applications, where oil contamination could impact patient safety or interfere with sensitive medical equipment. Water-lubricated compressors eliminate this risk, providing a reliable and oil-free compressed air source.
- Compatibility with medical gases: Water-lubricated air compressors are compatible with medical gases such as oxygen or nitrous oxide. Unlike oil lubricants, water does not react or contaminate these gases, ensuring their purity and safety in medical procedures.
- Hygienic and easy to clean: Water lubrication simplifies cleaning procedures in medical environments. It does not leave behind sticky residues or require harsh chemicals for cleaning. Water-lubricated compressors can be easily cleaned and maintained, promoting a hygienic and safe medical facility.
- Reduced risk of fire hazards: Water has a higher flash point compared to oil lubricants, making water-lubricated compressors safer in terms of fire hazards. In medical settings, where fire safety is critical, using water as a lubricant can provide added peace of mind.
- Environmental friendliness: Water is a non-toxic and environmentally friendly lubricant choice. It does not contribute to air or water pollution, aligning with the sustainability goals of medical facilities.
While water-lubricated air compressors offer several advantages for medical applications, it’s important to note that specific requirements and regulations may vary depending on the type of medical procedure or equipment involved. It is advisable to consult with medical professionals or equipment manufacturers to ensure the suitability and compliance of water-lubricated air compressors for specific medical applications.


editor by CX 2024-03-15
China OEM 300bar High Pressure Air Compressor Gdr-150e Scuba/Diving/Paintball Air Compressor air compressor CHINAMFG freight
Product Description
Product Description
300bar High Pressure Air Compressor GDR-150E Scuba/Diving/Paintball Air Compressor
Rocky GDR series high-pressure breathing compressors are sturdy, durable, small and flexible, and can be easily put into the tail compartment of a car. They are deeply loved by personnel in miniature fire stations, chemical industry, labor defense, and personal divers. Wide range of applications: sports diving, firefighting, marine, medical engineering, shooting, racing, etc.
Scuba Diving/fire fighting High Pressure Breathing Compressor Technical parameter
| Model: | GDR-150E |
| Charging rate: | 150L/min -5.2cfm |
| Filling cylinder time: | 6.0L cylinder 0-330bar/14min |
| Working pressure: | Dive 225 Bar Firefighting 330 Bar |
| Speed: | 2450 Rpm |
| Driven by: | Electric motor |
| Power: | 3 kw 1phase |
| Dimensions (L*W*H): | 660*400*420mm |
| Weight: | 52 Kg |
| Compression stage: | 3 |
| Lubricating type: | Splash lubrication |
| Amount of lubricating oil: | 0.36L |
| Opertating temperature: | 5- 45 ºC |
| Oil/mosture separator: | After last stage |
| Filtration: | Filter cartridge activated carbon and molecular sieve |
| Suction filter: | 2 CHINAMFG paper – 25 CHINAMFG polyester |
Scuba Diving/fire fighting Breathing Compressor Product Features
1. Three-stage, four-stage compression, air-cooled, piston air compressor.
2. Equipped with high-strength nylon cooling fan.
3. The pressure of the high-pressure safety valve can be adjusted freely to ensure the safety of use.
4. High-tech wear-resistant CMC alloy cylinder, piston, crankshaft and other components ensure long-term load requirements.
5. Equipped with automatic sewage collector and automatic shutdown device.
6. There are 380V/220V motor (explosion-proof motor), diesel engine and gasoline engine for users to choose freely.
7. It is designed with 1 or 2 sets of inflation valves, connectors and inflation tubes (one set can fill 1 cylinder at the same time, and 2 sets can fill 2 cylinders at the same time), there is a time-allowed recording system, and the inflation time can be controlled freely.
8. Equipped with a shockproof pressure gauge, the purification system is activated carbon and molecular sieve to ensure the purity, quality and safety of the gas output.
Application industry
Scuba Diving/fire fighting High Pressure Breathing Compressor Application Industry
High-pressure breathing compressors are widely used in diving firefighting, paintball shooting, high-pressure pipeline pressure testing, marine lifesaving breathing inflation, sports, petroleum and petrochemical, medicine, marine engineering, air tightness testing, electricity, gas, precision instruments and other fields.
Packaging & Shipping
Company Profile
Certifications
Payment and delivery
FAQ
Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.
Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.
Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.
Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
2. Well-trained engineers available to overseas service.
3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.
Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.
Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.
Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.
Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
2. Some key parts are imported from overseas
3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.
Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.
Q10.How long could your air compressor be used?
A: Generally, more than 10 years.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Support |
|---|---|
| Warranty: | 24months |
| Lubrication Style: | Oil-free |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
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.
.webp)
How do you choose the right air compressor for woodworking?
Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:
1. Required Air Volume (CFM):
Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.
2. Tank Size:
Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.
3. Maximum Pressure (PSI):
Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.
4. Noise Level:
Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.
5. Portability:
Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.
6. Power Source:
Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.
7. Quality and Reliability:
Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.
8. Budget:
Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.
By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.
.webp)
What is the impact of tank size on air compressor performance?
The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:
1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.
2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.
3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.
4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.
5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.
It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.
Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.


editor by CX 2024-03-13
China OEM 400L/Min 300bar Portable High Pressure Scuba Diving Breathing Air Compressor for Breathing with Good quality
Product Description
Our company is a professional high-pressure gas compressor solution provider, which can meet the needs of different customers. As for the high-end demand in the field of medium and high-pressure compressors, and can provides users with customized products and high-quality services.
working principle
This product is mass-produced after design changes and optimizations in accordance with the Italian model. The final piston adopts a special process, and the piston ring adopts the Japanese Riken process. Unanimous praise from users. This product adopts three-cylinder three-stage compression, splash lubrication, inter-stage safety valve and filter system. HC-W200 can provide safe compressed air for any industry that needs high-pressure pure air source, and provide safe compressed air that meets the requirements of human breathing.
This product is designed, produced and tested and accepted in accordance with the requirements of GB/T 12929-2008 “Marine High Pressure Piston Air Compressor”; the air quality meets the EN12571 international breathing compressor breathing standard; HC-W200 is a kind of air compression equipment, it will be free 1 kg (1bar/0.1Mpa) of the air in the state is compressed to a high pressure gas with a gauge pressure of 300 kg (300bar/30Mpa). The oil and impurities in the high-pressure air can filter the inhaled air containing fine particles (PM2.5) to a safety value of less than 10 micrograms, which meets the standards set by the World Health Organization, making the exhaust gas clean and tasteless. The personnel provide highly purified, clean, odorless, safe and reliable compressed breathing air.
Main parameters
- Model:HC-W400
- Work pressure:30Mpa Mpa(300bar)
- Displacement (inhalation state):400L/min L/min
- Type:W-type layout-3-cylinder three-stage reciprocating piston compression
- Drive:Electric 380V/50Hz/5.5kw or honda gasoline engine drive
- Lubrication method:Splash lubrication (food grade lubricant 750-H2)
- Cooling method: air cooling
- Control method:Automatic shutdown
- Clean air:Primary air filtration, secondary oil-water separation, secondary classification air purification
- Safety devices:Interval safety valve, pressure maintenance valve, automatic shutdown system, transmission part installation protective cover
- Packing size (length×width×height):125×70×92cm
- Weight:190kg
- Inflation speed:It takes about 10 minutes to fill a 6-liter bottle with 30Mpa
- Certified product:CE certification, MA test report
- Packing List:Manual,safety inspection report certificate, 2 sets of inflation hoses and joints, and the machine has built-in food-grade lubrication.
Product composition and characteristics
The machine is equipped with an automatic shutdown device, the shutdown pressure can be set freely, and it is equipped with a time running timer to support the maintenance time;
Two gas cylinders can be filled at the same time; (1 bottle is recommended for filling faster)
High-power all-copper core wire customized motor, stable power output, light starting load;
The protective cover adopts plastic spraying process, which is not easy to scratch and rust; (some manufacturers use spray paint, which is low in cost and easy to fall off and rust)
Super V-belt, strong tension, wear-resistant and high-temperature resistant;
Shockproof pressure gauge 0~5800psi/400bar, accurate pressure value;
The reinforced steel plate base is equipped with anti-vibration pads, so the equipment runs more smoothly;
High-strength nylon cooling fan, better heat dissipation effect;
The low pressure adopts red copper tube, which has better heat dissipation performance, and the high pressure adopts stainless steel tube to ensure the safety of output pressure;
The rotating parts are equipped with protective cover devices, and all levels are equipped with safety valves and automatic shutdown systems to ensure the safety of operators;
Optional motor drive or gasoline engine drive to meet the gas supply needs under various conditions;
Configure precision air filter (customized wire mesh filter element);
2-stage oil-water separator (standard manual blowdown, optional automatic blowdown) final classification air purification system (standard manual blowdown, optional automatic blowdown) two-stage purification, first removes water, then removes odor;(Most manufacturers use level 1 mixed filtration to save production costs)
The last stage adopts piston ring technology, and only the piston ring needs to be replaced when worn;(Most manufacturers do not use the final stage piston ring process, and need to replace a complete set of pistons and cylinders after wear, and pay for expensive accessories)
The end adopts a pressure maintenance valve, deep air filtration, and extends the life of the filter element, and adopts an alloy aluminum permanent filter element, a replaceable filter element material, and saves later use costs;(Some manufacturers have no pressure maintenance valve and use disposable filter elements, which saves production costs and increases later use costs)
The parts in contact with gas, such as cylinders and filter cartridges, are cleaned with alcohol before leaving the factory, and tested with food-grade lubricating oil. The factory has been debugged.
Main application
Diving bresthing Fire Bresthing
Fire breathing application: Equipped in the gas supply stations of the fire brigade or various fire-fighting vehicles, it provides emergency gas supply at the scene of a fire or in the rescue and relief process, so that the majority of firefighters will be exposed to various environments such as dense smoke, poisonous gas, steam or oxygen deficiency. Breathing high-purity, clean, odorless, safe and reliable compressed air ensures that fire extinguishers can safely and effectively carry out fire fighting, rescue, disaster relief, and rescue.
Diving breathing application: Diving clubs, diving enthusiasts, marine breeding, marine rescue, shipboard equipment, underground operations, fishery fishing, aquaculture, sunken object salvage, underwater engineering, water parks, shipbuilding and other industries, providing divers with high purification, clean and tasteless , Safe and reliable compressed breathing air. In an environment that cannot meet the requirements of the human body for normal breathing, the air is filled into a high-pressure gas cylinder for human breathing.
Product display
FAQ
Q1: If you accept small orders?
A1: Yes , feel free to contact us
Q2: Can you send products to my country?
A2: Sure, we can. If you do not have your own ship forwarder, we can help you.
Q3: Can you do OEM for me?
A3: YES, OEM is welcomed .
Q4: What’s your payment terms ?
A4: By T/T,LC AT SIGHT,30% deposit in advance, balance 70% before shipment.
Q5: How can I place the order?
A5: First CHINAMFG the PI,pay deposit,then we will arrange the production.After finished production need you pay balance. Finally we will ship the Goods.
Q6: When can I get the quotation ?
A6: We usually quote you within 24 hours after we get your inquiry.
If you are very urgent to get the quotation.Please call us or tell us in your mail, so that we could regard your inquiry priority.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Proive After-Sales Service |
|---|---|
| Warranty: | 18monthes |
| Application: | Back Pressure Type, Intermediate Back Pressure Type, High Back Pressure Type, Low Back Pressure Type |
| Performance: | Low Noise, Variable Frequency, Explosion-Proof |
| Mute: | Mute |
| Lubrication Style: | Oil-free |
| Customization: |
Available
|
|
|---|
.webp)
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.
.webp)
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.
.webp)
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.


editor by CX 2024-03-10
China Professional High Pressure High Air Capacity Air Condition DC Air Compressor with Great quality
Product Description
Smart Choice for Air Solution
Our products help customers to achieve sustainable productivity in a wide range of markets,
including general engineering, manufacturing industries, construction, and much more.
With a CHINAMFG heart of the rotary screw air compressor, we make sure our products are running at maximum efficiency and minimum downtime at our customers’ sites.
We developed our own special rotors, which provide energy savings of up to 15% compared to other conventional rotor designs.
Our roller bearings guarantee that our airends live much longer than ever before.
The capacity of rotary screw compressors are perfectly regulated by our inlet valves.
Our factory is able to produce
tyson_jetzt
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | DC Power |
| Cylinder Position: | Horizontal |
| Structure Type: | Closed Type |
| Installation Type: | Stationary Type |
| Customization: |
Available
|
|
|---|
.webp)
How are air compressors utilized in pharmaceutical manufacturing?
Air compressors play a crucial role in pharmaceutical manufacturing, where they are utilized for various critical applications. The pharmaceutical industry requires a reliable source of clean and compressed air to ensure the safety, efficiency, and quality of its processes. Here’s an overview of how air compressors are utilized in pharmaceutical manufacturing:
1. Manufacturing Processes:
Air compressors are used in numerous manufacturing processes within the pharmaceutical industry. Compressed air is employed for tasks such as mixing and blending of ingredients, granulation, tablet compression, coating, and encapsulation of pharmaceutical products. The controlled delivery of compressed air facilitates precise and consistent manufacturing processes, ensuring the production of high-quality pharmaceuticals.
2. Instrumentation and Control Systems:
Pharmaceutical manufacturing facilities rely on compressed air for powering instrumentation and control systems. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control temperature and pressure, and automate various processes. The clean and dry nature of compressed air makes it ideal for maintaining the integrity and accuracy of these critical control mechanisms.
3. Packaging and Filling:
Air compressors are employed in pharmaceutical packaging and filling processes. Compressed air is used to power machinery and equipment for bottle cleaning, labeling, capping, and sealing of pharmaceutical products. Compressed air provides the necessary force and precision for efficient and reliable packaging, ensuring product safety and compliance.
4. Cleanroom Environments:
Pharmaceutical manufacturing often takes place in controlled cleanroom environments to prevent contamination and maintain product quality. Air compressors are used to supply clean and filtered compressed air to these cleanrooms, ensuring a controlled and sterile environment for the production of pharmaceuticals. Compressed air is also utilized in cleanroom air showers and air curtains for personnel and material decontamination.
5. Laboratory Applications:
In pharmaceutical laboratories, air compressors are utilized for various applications. Compressed air is used in laboratory instruments, such as gas chromatographs, mass spectrometers, and other analytical equipment. It is also employed in clean air cabinets, fume hoods, and laminar flow benches, providing a controlled and clean environment for testing, analysis, and research.
6. HVAC Systems:
Air compressors are involved in heating, ventilation, and air conditioning (HVAC) systems in pharmaceutical manufacturing facilities. Compressed air powers the operation of HVAC controls, dampers, actuators, and air handling units, ensuring proper air circulation, temperature control, and environmental conditions in various manufacturing areas.
By utilizing air compressors in pharmaceutical manufacturing, the industry can maintain strict quality standards, enhance operational efficiency, and ensure the safety and efficacy of pharmaceutical products.
.webp)
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.
.webp)
What is the impact of tank size on air compressor performance?
The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:
1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.
2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.
3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.
4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.
5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.
It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.
Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.


editor by CX 2024-03-09
China high quality CHINAMFG Twin-Screw Diesel Screw High Pressure Air Compressor air compressor CHINAMFG freight
Product Description
REDUCE ENERGY CONSUMPTION
Under different conditions,the demand for gas will float.Through a large number of research and calculation of marketdemandCha nun confirmed it.Only about 10% of applications require stable air supplyTherefore,frequency conversioncompressor can play a greater role in energy saving.
Energy cost often accounts for 70% of the life cycle cost of a compressor. The production of compressed air may account for 40% of all electricity costs in the plant.In almost every factory,the gas consumption will vary with different time periods,with its high and low CHINAMFG periods. permanent magnet variable frequency screw air compressor can supply glass completely according to the requirements of gas consumption,which can not only save a lot of energy, but also protect theenvironment for future generations.
INTERIOR STRUCTURE
CUSTOM OIL
COOLED MOTOR
First-stage energy-efficient motor,Low Noise,IP65 protection grade
AUTOMOTIVE GRADE
PERMANENT MAGNET MOTOR
IE4 high efficiency permanent magnet motor.
AUTOMOTIVE PERMANENT MAGNET MOTOR ForN38UH high grade permanent magnet, IP67 protection grade, and fully enclosed structure uniquevacuum epoxy dipping paint,effectively guaranteeing the stable operation of unit.
CHANUN
CUSTOM CONVERTER
Permanent magnet variable-frequency conversion technology, wide voltage. energy-saving ,with a small impact on the power grid.
7 INCH TOUCH SCREEN
Large touch screen.all-round protection monitoring with functions of motor start/stopcontrol, operation control:reversal protection of air compressor: and multi-point temperature detection and control protection.
HIGH MOBILITY (OPTIONAL)
Easy and flexible to rotate. so that the air compressor is able to move conveniently andquickly (optional)
ZheJiang CHINAMFG Machinery Manufacturing Co. , Ltd. is located in HangZhou, ZheJiang .CHINAMFG is a comprehensive screw air compressor manufacturer that engaged in R & D, design, production and sales. It has a plant of 20,000 square meters, including a large production workshop,a comprehensive first-class exhibition hall and a testing laboratory.
CHINAMFG has excellent mechanical engineering designers, an experienced staff team and a professional management team. The production concept focuses on energy-saving and is committed to perfecting and improving the technological process in order to get the core technology of super frequency energy-saving, achieving the characteristics of mute, durability, power saving and safety.
The company has 9 series of products with multiple models. Including Fixed speed air compressor, PM VSD air compressor, PM VSD two-stage air compressor, 4-in-1 air compressor, Oil free water lubrcating air compressor, Diesel portable screw air compressor, Electric portable screw air compressor, Air dryer, Adsorption machine and the matching spare parts.
Dukas adheres to the business philosophy of cooperation and mutual benefit to provide a one-stop service for every customer!
CHINAMFG air compressors not only cover the domestic market but also are exported to more than 20 countries and regions such as South Africa, Australia, Thailand, Russia, Argentina, Canada and so on.
Dukas products have won a good reputation from users for their excellent quality and style. The company has always adhered to the concept of quality first, service first and dedication to providing every customer with excellent products and meticulous after-sales service!
Dukas warmly welcome customers to visit our factory and establish a wide range of cooperation!
Frequency Asked Question:
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our Factory is Located in Xihu (West Lake) Dis. County, HangZhou City, ZheJiang Province, China.
Q3: Will you provide spare parts of your products?
A3: Yes, We provide all parts to customer, so you can do repair or maintenance without trouble.
Q4: Can you accept OEM orders?
A4: Yes, with professional design team, OEM orders are highly welcome.
Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products.380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.
Q6: Warranty terms of your machine?
A6: Two years warranty for the machine and technical support always according to your needs.
Q7: Can you provide the best price?
A7:According to your order, we will provide you the best price. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 24 Hours |
|---|---|
| Warranty: | 2 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Customization: |
Available
|
|
|---|
.webp)
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.
.webp)
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.
.webp)
Can you explain the basics of air compressor terminology?
Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:
1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.
2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.
3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.
4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.
5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.
6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.
7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.
8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.
9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.
These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.


editor by CX 2024-03-07
China wholesaler High Pressure Oil Free Electric Belt Driven Rotary Screw Air Compressor manufacturer
Product Description
Industrial Low-Noise Electric Stationary AC Power Oil Lubricated Medium High Pressure Direct Driven Rotary Screw Type Air Compressor Advantages
1.Superior design with 72 types of technology patent, 2 stages compression, realize maximum energy saving and lowest noise level.
2.State-of-the-art screw element, original Germany CHINAMFG air end, ladvanced SAP profile design, superior Sweden CHINAMFG element bearings
3.Adopts world-renowned components, such as Schneider electronics from
France, DENAIR filters from Germany, CHINAMFG pressure sensor from
Denmark, etc. contribute to guarantee the compressor longer service life.
4.Intelligent controller and multi-language LCD keep the outstanding safety
performance.
5.Stainless steel oil pipe and air pipe, high temperature resistant (400ºC=752ºF) and low temperature resistant(-270ºC=518ºF), high pressure resistant.lUltra-long life(80 years), completely leak free and maintenance free
6.Conform to CE, ISO9001 and energy saving certification, etc.
The Technical Parameters Of High Pressure Rotary Screw Air Compressor
| Model | Maxinmum working pressure | Capacity(FAD)* | Installed motor | Driving mode& Cooling method |
Noise level** | Dimensions(mm) | Weight | Air outlet pipe diameter |
|||||||||||
| 50 HZ | 60 HZ | power | |||||||||||||||||
| Min. | Max. | Min. | Max. | Min. | Max. | Min. | Max. | ||||||||||||
| bar(g) | psig | m³/min | cfm | m³/min | cfm | kw | hp | dB(A) | L | W | H | kg | |||||||
| DVAH-90-16 | 16 | 232 | 3.73 | 9.24 | 131 | 326 | 4.28 | 8.57 | 151 | 303 | 90 | 120 | Direct Driven Air Cooling /W-Water Cooling |
78 | 2800 | 1600 | 1700 | 2500 | DN50 |
| DVAH-90-18 | 18 | 261 | 4.29 | 10.73 | 151 | 379 | 5.39 | 10.78 | 190 | 381 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-20 | 20 | 290 | 4.24 | 10.61 | 150 | 375 | 5.33 | 10.67 | 188 | 377 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-90-25 | 25 | 363 | 4.14 | 10.35 | 146 | 365 | 4.76 | 9.51 | 168 | 336 | 90 | 120 | 78 | 2800 | 1600 | 1700 | 2500 | DN50 | |
| DVAH-110-16 | 16 | 232 | 5.32 | 13.3 | 188 | 470 | 5.81 | 11.62 | 205 | 410 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-18 | 18 | 261 | 5.78 | 14.45 | 204 | 510 | 5.58 | 11.16 | 197 | 394 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-20 | 20 | 290 | 5.73 | 14.33 | 202 | 506 | 5.38 | 10.76 | 190 | 380 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-25 | 25 | 363 | 4.86 | 12.15 | 172 | 429 | 5.28 | 10.56 | 186 | 373 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-30 | 30 | 435 | 4.95 | 12.38 | 175 | 437 | 5.15 | 10.3 | 182 | 364 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-35 | 35 | 508 | 4.24 | 10.6 | 150 | 374 | 5.1 | 10.2 | 180 | 360 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-110-40 | 40 | 580 | 4.21 | 10.53 | 149 | 372 | 5.6 | 11.2 | 198 | 395 | 110 | 150 | 78 | 2800 | 1600 | 1700 | 3200 | DN50 | |
| DVAH-132-16 | 16 | 232 | 5.35 | 13.37 | 189 | 472 | 7.25 | 14.5 | 256 | 512 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-18 | 18 | 261 | 5.81 | 14.53 | 205 | 513 | 6.5 | 12.99 | 229 | 459 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-20 | 20 | 290 | 5.75 | 14.37 | 203 | 507 | 6.42 | 12.84 | 227 | 453 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-25 | 25 | 363 | 4.87 | 12.18 | 172 | 430 | 6.23 | 12.46 | 220 | 440 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-30 | 30 | 435 | 4.97 | 12.43 | 176 | 439 | 5.25 | 10.5 | 185 | 371 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-35 | 35 | 508 | 4.26 | 10.64 | 150 | 376 | 5.2 | 10.4 | 184 | 367 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-132-40 | 40 | 580 | 4.22 | 10.56 | 149 | 373 | 5.15 | 10.3 | 182 | 364 | 132 | 175 | 78 | 2800 | 1600 | 1700 | 3950 | DN50 | |
| DVAH-160-16 | 16 | 232 | 6.17 | 15.43 | 218 | 545 | 9.39 | 18.78 | 332 | 663 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-18 | 18 | 261 | 6.76 | 16.91 | 239 | 597 | 9.22 | 18.43 | 325 | 651 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-20 | 20 | 290 | 6.66 | 16.65 | 235 | 588 | 8.07 | 16.13 | 285 | 570 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-160-25 | 25 | 363 | 5.89 | 14.73 | 208 | 520 | 7.99 | 15.97 | 282 | 564 | 160 | 215 | 80 | 2800 | 1600 | 2000 | 5000 | DN65 | |
| DVAH-185-16 | 16 | 232 | 6.55 | 16.37 | 231 | 578 | 10.3 | 20.6 | 364 | 727 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-18 | 18 | 261 | 7.29 | 18.21 | 321 | 643 | 10.19 | 20.37 | 360 | 719 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-20 | 20 | 290 | 7.2 | 18.01 | 254 | 636 | 8.81 | 17.62 | 311 | 622 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-185-25 | 25 | 363 | 7.06 | 17.65 | 249 | 623 | 8.73 | 17.45 | 308 | 616 | 185 | 250 | 80 | 2800 | 1600 | 2000 | 5500 | DN65 | |
| DVAH-200-16 | 16 | 232 | 8.68 | 21.71 | 307 | 766 | 11.94 | 23.88 | 422 | 843 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-18 | 18 | 261 | 10.64 | 26.61 | 376 | 940 | 11.32 | 22.64 | 400 | 799 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-20 | 20 | 290 | 9.7 | 24.25 | 343 | 856 | 10.69 | 21.37 | 377 | 755 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-200-25 | 25 | 363 | 8.84 | 22.09 | 312 | 780 | 9.1 | 18.19 | 321 | 642 | 200 | 270 | 85 | 3300 | 2000 | 2100 | 6000 | DN80 | |
| DVAH-220-16 | 16 | 232 | 9.75 | 24.37 | 344 | 860 | 12.17 | 24.34 | 430 | 859 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 11.84 | 23.67 | 418 | 836 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-20 | 20 | 290 | 10.56 | 26.39 | 373 | 932 | 11.21 | 22.42 | 396 | 792 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-220-25 | 25 | 363 | 9.6 | 24.01 | 339 | 848 | 10.47 | 20.94 | 370 | 739 | 220 | 300 | 85 | 3300 | 2000 | 2100 | 6300 | DN80 | |
| DVAH-250-16 | 16 | 232 | 10.7 | 26.75 | 378 | 944 | 14.07 | 28.13 | 497 | 993 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-18 | 18 | 261 | 12.13 | 30.32 | 428 | 1070 | 14 | 27.99 | 494 | 988 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-20 | 20 | 290 | 12.07 | 30.16 | 426 | 1065 | 12.95 | 25.89 | 457 | 914 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-250-25 | 25 | 363 | 10.45 | 26.13 | 369 | 923 | 12.45 | 24.9 | 440 | 879 | 250 | 350 | 85 | 3500 | 2200 | 2100 | 6500 | DN125 | |
| DVAH-280-16 | 16 | 232 | 12.55 | 31.38 | 443 | 1108 | 16.51 | 33.02 | 583 | 1166 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-18 | 18 | 261 | 14.99 | 37.47 | 529 | 1323 | 14.84 | 29.68 | 524 | 1048 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-20 | 20 | 290 | 14.84 | 37.09 | 524 | 1310 | 14.69 | 29.38 | 519 | 1037 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| DVAH-280-25 | 25 | 363 | 12.37 | 30.93 | 437 | 1092 | 12.69 | 25.38 | 448 | 896 | 280 | 375 | 85 | 3500 | 2200 | 2100 | 7000 | DN125 | |
| *) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C **) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A) ***) Specifications are subject to change without prior notice |
|||||||||||||||||||
DENAIR Factory
DENAIR Certificates
DENAIR Exhibiton
DENAIR Customers
We carefully selected for you the classic case:
CHINAMFG VSD Screw Air Compressor for Food Processing in USA
Project Name: Coffee manufacturer in Omaha, United States
Product Name: 30KW 40HP direct dirven variable frequency screw air compressor with air dryer and air receiver tank
Model No. & Qty: DVA-30G x 2
Working Time: From January, 2016 till now
Event: In January, 2016, CHINAMFG service team Michael, Sissi and Steven visited our VIP customer in Omaha, United States for technical training for air compressor maintenance. The customer was very satisfied with our good service and VSD energy saving solution.
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Lubrication Style: | Lubricated |
|---|---|
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
|
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
Can air compressors be used for gas compression and storage?
Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:
Gas Compression:
Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.
Gas Storage:
Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.
Gas Types:
While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
- Natural gas
- Refrigerant gases
It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.
By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.
.webp)
Can air compressors be integrated into automated systems?
Yes, air compressors can be integrated into automated systems, providing a reliable and versatile source of compressed air for various applications. Here’s a detailed explanation of how air compressors can be integrated into automated systems:
Pneumatic Automation:
Air compressors are commonly used in pneumatic automation systems, where compressed air is utilized to power and control automated machinery and equipment. Pneumatic systems rely on the controlled release of compressed air to generate linear or rotational motion, actuating valves, cylinders, and other pneumatic components. By integrating an air compressor into the system, a continuous supply of compressed air is available to power the automation process.
Control and Regulation:
In automated systems, air compressors are often connected to a control and regulation system to manage the compressed air supply. This system includes components such as pressure regulators, valves, and sensors to monitor and adjust the air pressure, flow, and distribution. The control system ensures that the air compressor operates within the desired parameters and provides the appropriate amount of compressed air to different parts of the automated system as needed.
Sequential Operations:
Integration of air compressors into automated systems enables sequential operations to be carried out efficiently. Compressed air can be used to control the timing and sequencing of different pneumatic components, ensuring that the automated system performs tasks in the desired order and with precise timing. This is particularly useful in manufacturing and assembly processes where precise coordination of pneumatic actuators is required.
Energy Efficiency:
Air compressors can contribute to energy-efficient automation systems. By incorporating energy-saving features such as Variable Speed Drive (VSD) technology, air compressors can adjust their power output according to the demand, reducing energy consumption during periods of low activity. Additionally, efficient control and regulation systems help optimize the use of compressed air, minimizing waste and improving overall energy efficiency.
Monitoring and Diagnostics:
Integration of air compressors into automated systems often includes monitoring and diagnostic capabilities. Sensors and monitoring devices can be installed to collect data on parameters such as air pressure, temperature, and system performance. This information can be used for real-time monitoring, preventive maintenance, and troubleshooting, ensuring the reliable operation of the automated system.
When integrating air compressors into automated systems, it is crucial to consider factors such as the specific requirements of the automation process, the desired air pressure and volume, and the compatibility of the compressor with the control and regulation system. Consulting with experts in automation and compressed air systems can help in designing an efficient and reliable integration.
In summary, air compressors can be seamlessly integrated into automated systems, providing the necessary compressed air to power and control pneumatic components, enabling sequential operations, and contributing to energy-efficient automation processes.
.webp)
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.


editor by CX 2024-02-07
China Custom 2.2kw Oil Free Air Compressor Low Pressure Oil Free Piston Oxygen Gas Booster Compressor air compressor price
Product Description
1.Air cooled or water-cooled type
2.Power range: ≤55KW
3.Speed range: 300-600r/min
4.Flow range: 1000Nm³/h
5.Inlet pressure:0-0.6MPa
6.Outlet pressure: ≤10MPa
7.Compression stage: 1-4 stages
If you have compressor inquiry please tell us follows information when you send inquiry:
*Compressor working medium: If single gas ,how many purity ? if mixed gas , what’s gas content lit ?
*Suction pressure(gauge pressure):_____barg
*Exhaust pressure(gauge pressure):_____barg
*Flow rate per hour for compressor: _____Nm³/h
Compressor gas suction temperature:_____ºC
Compressor working hours per day :_____hours
Compressor working site altitude :_____m
Environment temperature : _____ºC
Has cooling water in the site or not ?______
Voltage and frequency for 3 phase :____________
Do not has water vapor or H2S in the gas ?______
Application for compressor?__________
The Oil-free piston booster compressor is widely used in oxygen industry such as air separation oxygen plant and medical industry.
Technical Paramter of Low pressure Oil Free Piston Oxygen Gas Booster Compressor
| Model | Flow rate | Suction Pressure | Discharge Pressure | Motor Power | Dimension | Interface diameter |
| Nm3/h | MPa | MPa | KW | mm×mm×mm | ||
| ZWZ-5/1.5-10 | 5 | 0.15 | 1 | 1.5 | 1000×500×700 | Rc 1/2′ |
| VWZ-10/1.5-10 | 10 | 0.15 | 1 | 2.2 | 1000×500×700 | Rc 1′ |
| VWZ-15/1.5-10 | 15 | 0.15 | 1 | 3 | 1000×500×700 | Rc 1′ |
| WWZ-20/1.5-10 | 20 | 0.15 | 1 | 4 | 1200×650×800 | Rc 1′ |
| WWZ-25/1.5-10 | 25 | 0.15 | 1 | 5.5 | 1200×650×800 | Rc 1′ |
| WWZ-30/1.5-10 | 30 | 0.15 | 1 | 5.5 | 1200×650×800 | Rc 1′ |
| WWZ-50/1.5-10 | 50 | 0.15 | 1 | 7.5 | 1200×650×800 | Rc 1′ |
| ZWZ-5/4-14 | 5 | 0.4 | 1.4 | 1.5 | 1000×500×700 | Rc 1/2′ |
| ZWZ-10/4-14 | 10 | 0.4 | 1.4 | 2.2 | 1000×500×700 | Rc 1′ |
| ZWZ-15/4-14 | 15 | 0.4 | 1.4 | 2.2 | 1000×500×700 | Rc 1′ |
| VWZ-20/4-14 | 20 | 0.4 | 1.4 | 3 | 1200×650×800 | Rc 1′ |
| VWZ-25/4-14 | 25 | 0.4 | 1.4 | 4 | 1200×650×800 | Rc 1′ |
| VWZ-30/4-14 | 30 | 0.4 | 1.4 | 5.5 | 1200×650×800 | Rc 1′ |
| WWZ-50/4-14 | 50 | 0.4 | 1.4 | 7.5 | 1200×650×800 | Rc 1′ |
150bar Oil-Free Piston Type Oxygen Booster Compressor Technical Parameters Table
| Model | Flow rate | Suction Pressure | Discharge Pressure | Motor Power | Inlet Interface diameter | Outlet Interface diameter | Dimension |
| Nm3/h | MPa | MPa | KW | mm×mm×mm | |||
| WWZ-5/4-150 | 5 | 0.4 | 15 | 4 | DN20 | M14×1.5 | 1080×820×850 |
| WWZ-8/4-150 | 8 | 0.4 | 15 | 5.5 | DN20 | M14×1.5 | 1080×820×850 |
| WWZ-10/4-150 | 10 | 0.4 | 15 | 7.5 | DN20 | M14×1.5 | 1080×870×850 |
| WWZ-12/4-150 | 12 | 0.4 | 15 | 7.5 | DN20 | M14×1.5 | 1080×870×850 |
| WWZ-15/4-150 | 15 | 0.4 | 15 | 11 | DN20 | M14×1.5 | 1150×970×850 |
| WWZ-20/4-150 | 20 | 0.4 | 15 | 15 | DN20 | M14×1.5 | 1150×970×850 |
| WWZ-25/4-150 | 15 | 0.4 | 15 | 11 | DN20 | M14×1.5 | 1150×970×850 |
| WWZ-30/4-150 | 20 | 0.4 | 15 | 15 | DN20 | M14×1.5 | 1150×970×850 |
| WWZ-25/4-150 | 25 | 0.4 | 15 | 11 | DN20 | M14×1.5 | 1350×1100×950 |
| WWZ-30/4-150 | 30 | 0.4 | 15 | 15 | DN20 | M14×1.5 | 1450×1100×1000 |
| WWZ-45/4-150 | 45 | 0.4 | 15 | 18.5 | DN20 | M14×1.5 | 1580×1200×1120 |
| WWZ-50/4-150 | 50 | 0.4 | 15 | 18.5 | DN20 | M14×1.5 | 1680×1250×1220 |
| WWZ-60/4-150 | 60 | 0.4 | 15 | 22 | DN20 | M14×1.5 | 1780×1300×1250 |
All standard cylinder oxygen filling diaphragm compressor are CE marked to meet the requirements of the EU market. We can also provide customized plant filling oxygen compressor according to customer conditions. Our microboost medical oxygen compressor have the following features According to the different working conditions of the customer:
1. Completely 100% oil free, no oil required (depending on the specific model)
2. Oxygen for PSA Oxygen Generator
3. NO pollution, keep the same purity into the gas
4. RELIABLE and high quality, comparable to the American RIX brand.
5. TOP low cost, low maintenance cost, simple operation, just change the piston ring
6. 4000 hours piston ring working life under low pressure conditions, 1000-2000 hours working life under high pressure conditions
7. High quality high efficient brand motor, can be customized for high sea level use with more long service life.
8. CE approved to meet the requirements of the EU market
9. According to the customer’s specific working conditions, the compressor is designed for single machine compression, two-stage compression, three-stage compression and four-stage compression.
10. Low speed, long life, average speed 360-760RPM,
11. Low noise, average noise below 75dB, can work quietly in the medical field
12. Each stage has an interstage safety valve. If the stage is overpressured, the safety valve will take off and release the overpressure gas to ensure the stable operation of the compressor.
13. Each level has a temperature controller. If the temperature between the stages exceeds the standard, the temperature display will sound and light alarm.
Advantages of CHINAMFG Process Gas Compressor:
1. High quality material, Stable & Reliable operation
2. Low Maintenance cost & Low noise
3. Easy to install on site and connect with the user’s pipeline system to operate
4. Alarm automatic shutdown to protection machine function
5. Corrosion Resistance
Lubrication includes : Oil lubrication, low-oil lubrication and oil free lubrication;
Cooling method includes: Water cooling, and air cooling.
Installation type includes: Stationary and Skid Mounting.
Compressor parameters are detailed in “Reciprocating Compressor Data Table”.
| Model &Name: | DW-10.3/15-57 New Hydrogen Gas Booster Compressor |
| Structure: | D type, Two-column Two-stage, water cooled, Oil Free Reciprocating Piston Compressor |
| Comrpess medium: | H2: 88.1% C1: 6.0% C2: 3.5% C3: 0.3% iC4: 0.5% nC4: 0.9% iC5: 0.4% nC5: 0.3% |
| Flow rate at suction condition | 620m3/ h |
| Flow rate at standard condition | 8460Nm3/h |
| Atmospheric pressur | 945-964 milli bar |
| Suction pressure: | 15bar (G) |
| Discharge pressure: | 57bar (G) |
| Suction temperature: | -9~+42ºC |
| Discharge temperature: | ≤110 ºC(before cooling) |
| Shaft power: | ≤461kW |
| Shaft speed: | 420 r/min |
| Dimension: | 6770×3450×3250 mm |
| weight: | ~16t |
| Altitude | 487m |
| Relative humidity | 64-83% |
| Compressor design refer standard | API 618 |
| Painting color | can according to client’s requirement to paint |
Main Technical Parameters of Main Motor
| Motor model: | |
| Motor type: | Y Series, Three Phases, squirrel cage motor totally enclosed, Asynchronism, fan cooled suitable for direct on line starting at ambient temperature of 40˚C |
| Motor Altitude | 1000m |
| Exproof protection level | EXD dIICT4 |
| Motor power: | 560KW |
| Rated Output power | not less than 110% of the compressor power |
| Motor speed: | 420r/min |
| Motor voltage: | 6kV (ACC.IEC34.1) |
| Frequency: | 50 Hz (ACC.IEC34.1) |
| Startup mode | Direct Start |
| Protection level: | IP 55 (junction box IP55); Cos Ø>0.85. Insulation class: F; Temperature rise: Grade B; |
| Terminal box location | Above |
| Direction of rotating | Both direction |
| Motor Cooling system | IC411 |
Inquiry to us!
Note:for the other customizing process gas compressor, please kindly send below information to our factory to calculate the producing cost for your item.
Clients’ inquiries should contain related parameters
A. The gas compression medium
B. Gas composition? or the gas purity?
C. The flow rate: _____Nm3/hr
D. Inlet pressure: _____ Bar (gauge pressure or absolute pressure)
E. Discharge pressure: _____ Bar (gauge pressure or absolute pressure)
F. Inlet temperature
G.Discharge temperature
H. Cooling water temperature as well as other technical requirement.
D-type Reciprocating Compressor
D-type Compressor Specification CHINAMFG has developed models for 2D3.5,2D5.5,2D8,2D12,2D20,2D25,2D32,2D50 and 2D80 series reciprocating piston compressors . which are stable,reliable and have already been in series and modularized.CHINAMFG can aslo rapidly provide products of other specifications through modular combination design CHINAMFG users’ requirements.
Besides general gas such as air, the compressed medium may also include flammable and explosive gas, such Natural Gas and Coal Gas as well as special gas which are toxic and corrosive. CHINAMFG has taken a series of technical measures in aspects such as structure material, explosion prevention, anto-control and protection to guarantee safety and reliability. Products are widely used in variety of industries such as Petrochemicals, Fine Chemicals, Pharmaceutical Chemicals, Energy Chemicals, Machinery Industry, Electronics Industry, Agriculture, Animal Husbandry and Defense Industry, Astronomy, Aerospace, Medical and other fields.
| D type Diaphragm Compressor Technical Parameters | ||||||||||
| No. | Model | Compressed medium | F.A.D (Nm3/min) | Inlet Pressure ( Mpa) |
Exhuast Pressure (Mpa g) |
Power (KW) |
Speed r/min |
Dimension (L×W×H)mm |
N.W Weight (t) |
Voltage V |
| 1 | 2D3.5W-14/0.3~6 | Regenerated hydrogen gas | 14N | 0.03 | 0.6 | 90 | 485 | 5200*1800*2500 | 8 | 380 |
| 2 | 2D3.5W-5.7/6.5 | Regenerated gas | 5.7N | 0.02 | 0.65 | 45 | 485 | 5200*1800*2500 | 5.5 | 380 |
| 3 | 2D3.5W-17/0.4~12.5 | Synthetic tail gas | 17N | 0.04 | 1.25 | 132 | 485 | 5200*1800*2500 | 5.5 | 380 |
| 4 | 2D3.5W-20/5 | Feed gas | 20N | 0.002 | 0.5 | 132 | 485 | 5030*2000*2550 | 4.5 | 380 |
| 5 | 2D3.5W-25/9~49 | Replenish hydrogen | 25N | 0.9 | 4.9 | 132 | 485 | 5400*3500*2200 | 8 | 380 |
| 6 | 2D3.5W-79/26~49 | Recycle hydrogen | 79N | 2.6 | 4.9 | 160 | 485 | 5400*3500*2030 | 8 | 380 |
| 7 | 2D3.5W-20/0.1~6 | Feed hydrogen | 20N | 0.01 | 0.6 | 132 | 485 | 4750*2200*2550 | 4.5 | 380 |
| 8 | 2D3.5W-54/0.02~0.5 | coal gas | 54 | 0.002 | 0.05 | 110 | 585 | 4560*1800*2550 | 5.5 | 380 |
| 9 | 2D3.5W-16.7/0.2~8 | Synthetic tail gas | 16.7N | 0.01~0.04 | 0.8 | 132 | 485 | 4600*1950*2200 | 4.5 | 380 |
| 10 | 2D3.5W-36.7/0.3~2.8 | Analytical gas | 36.7N | 0.03 | 0.28 | 160 | 485 | 4190*1800*2490 | 5 | 380 |
| 11 | 2D3.5W-82/12~22 | Recycle hydrogen | 82N | 1.2 | 2.2 | 160 | 485 | 4300*1300*1740 | 5.5 | 380 |
| 12 | 2D5.5W-30/8 | coal gas | 30N | Micro positive pressure | 0.8 | 220 | 585 | 3857*1528*2505 | 6.5 | 380 |
| 13 | 2D5.5W-40/8 | Coke oven gas | 40 | Atmospheric pressure | 0.8 | 250 | 585 | 3935*2571*2585 | 6.5 | 380 |
| 14 | 2D5.5W-40/8~111 | Coke oven gas | 40N | 0.002~0.015 | 0.8 | 280 | 585 | 3935*2571*2585 | 6.5 | 380 |
| 15 | 2D5.5W-80/3.5~12.5 | Rich gas | 80N | 0.35 | 1.25 | 280 | 485 | 4502*1750*1965 | 7 | 380 |
| 16 | 2D5.5W-72/2.5~8.5 | Regenerated gas | 72N | 0.25 | 0.85 | 250 | 485 | 4040*1750*2380 | 6.5 | 10000 |
| 17 | 2D5.5W-30/0.1~7 | Hydrogen | 30N | 0.01 | 0.7 | 200 | 485 | 4420*1750*2770 | 6.5 | 10000 |
| 18 | 2D8W-44/10.2 | Reaction gas | 44 | Micro positive pressure | 1.02 | 315 | 496 | 4828*1924*2750 | 8.7 | 6000 |
| 19 | 2D8W-65/8~25 | Nitrogen gas | 65N | 0.8 | 2.5 | 250 | 490 | 4900*3645*2270 | 11 | 415 |
Test and inspection
1. Part Material Inspection: Before shipment inspecting the mechanical properties and chemical composition of the following parts and provide inspection reports: cylinder, cylinder head, crankshaft, crankcase, main bearing, connecting rod, piston rod, piston rod, cross head, connecting rod bush connecting bolt, cross head pin, etc.
2. Nondestructive inspection: the supplier shall perform non-destructive inspection of the following parts.
Hydrostatic test and pressure test
The test pressure of cylinder block, cylinder head, piston and other compressed parts is at least 1.5 times of the maximum allowable working pressure, and lasts more than 30 minutes. The test pressure of the above parts of the water chamber is at least 1.5 times the maximum allowable working pressure, not less than 0.6MPa.
Our services:
CHINAMFG Provides Top-Rated, Efficient Reciprocating Compressors And Parts. Energy Efficient. Industry Leading Warranty. Low Maintenance. Gas Solution Engineer and Easy Install, promises to give a definite reply within 6 hours for the after-sales product service, can provide overseas Installation service. We can customize all kinds of standard air compressor, flammable gas compressor, toxin gas compressor of reciprocating compressor & diaphragm compressor.
What is advantages of our company?
Right Compressor Right Solution Gas Engineer Company
Whether centrifugal, screw or reciprocating, CHINAMFG is the sole multi-compressor provider for you.
The Best Quality, The Most Reliability
What is need to consider when purchase a correct compressor Upgrade Your Gas Compressor to Save Money & Energy Consumption Gas compressors are a vital part of many industry applications.
Save money and energy in your industrial workplace by upgrading your gas compressor today!
FAQ
Q1: What’s your delivery time?
A: Generally for standard air compressor is 15 days if there are stocks with regular 380V/50Hz/3ph.
Special customizing compressors with 30days production date for Screw Compressor, 90days for diaphragm compressor & reciprocating process gas compressor.
Q2: 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.
Q3: How long could your air compressor be used?
A: Generally, more than 10 years.
Q4: Can you do OEM for us?
A: Yes, of course. We have around 2 decades OEM experience.And also we can do ODM for you.
Q5: What’s payment term?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.
Q6: How about your customer service?
A: 24 hours on-line service available. 48hours problem sovled promise.
Q7: 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.
Q8. Are you factory?
A4: Absolutely! You have touched the primary sources of Air /Gas Compressor. We are factory.
How to contact with us?
Send your Inquiry Details in the Below, or Click “Send inquiry to supplier” to check more other Gas Compressor machine equipment!
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 1year |
|---|---|
| Warranty: | 1year |
| Lubrication Style: | Lubricated |
| Cooling System: | Water Cooling |
| Cylinder Arrangement: | Balanced Opposed Arrangement |
| Cylinder Position: | Vertical |
| Samples: |
US$ 13888/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
Can air compressors be used for gas compression and storage?
Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:
Gas Compression:
Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.
Gas Storage:
Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.
Gas Types:
While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:
- Nitrogen
- Oxygen
- Hydrogen
- Carbon dioxide
- Natural gas
- Refrigerant gases
It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.
By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.
.webp)
What is the role of air compressors in manufacturing and industrial processes?
Air compressors play a crucial role in various manufacturing and industrial processes, providing a reliable source of compressed air that powers a wide range of equipment and tools. Here are some key roles of air compressors in manufacturing and industrial settings:
1. Pneumatic Tools and Equipment:
Air compressors power a wide range of pneumatic tools and equipment used in manufacturing processes. These tools include impact wrenches, air drills, sanders, grinders, nail guns, and spray guns. Compressed air provides the necessary force and energy for these tools, enabling efficient and precise operations.
2. Automation and Control Systems:
Compressed air is used in automation and control systems within manufacturing facilities. Pneumatic actuators and valves use compressed air to control the movement of machinery and components. These systems are widely used in assembly lines, packaging operations, and material handling processes.
3. Air Blowing and Cleaning:
Compressed air is employed for blowing and cleaning applications in manufacturing and industrial processes. Air blowguns and air nozzles are used to remove debris, dust, and contaminants from surfaces, machinery, and products. Compressed air is also used for drying, cooling, and purging operations.
4. Air Separation and Gas Generation:
Air compressors are used in air separation plants to generate industrial gases such as nitrogen, oxygen, and argon. These gases are essential for various industrial processes, including metal fabrication, chemical production, and food packaging.
5. HVAC Systems:
Compressed air is utilized in heating, ventilation, and air conditioning (HVAC) systems. It powers pneumatic actuators for damper control, pneumatic controls for pressure regulation, and pneumatic valves for flow control in HVAC applications.
6. Air Compression for Storage and Transport:
Compressed air is used for storage and transport purposes in manufacturing and industrial settings. It is often used to pressurize storage tanks or containers that hold gases or liquids. Compressed air also facilitates the transfer of materials through pipelines and pneumatic conveying systems.
7. Process Instrumentation:
Compressed air is utilized in process instrumentation and control systems. It powers pneumatic instruments such as pressure gauges, flow meters, and control valves. These instruments play a critical role in monitoring and regulating various parameters in industrial processes.
8. Material Handling and Pneumatic Conveying:
In manufacturing and industrial facilities, compressed air is used for material handling and pneumatic conveying systems. It enables the movement of bulk materials such as powders, granules, and pellets through pipelines, facilitating efficient and controlled material transfer.
Overall, air compressors are vital components in manufacturing and industrial processes, providing a versatile and efficient source of power for a wide range of applications. The specific role of air compressors may vary depending on the industry, process requirements, and operational needs.
.webp)
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.


editor by CX 2024-02-03
China Hot selling Medical Mute Silent Oil-Free Air Compressor 750W 8bar Pressure Dental Air Compressor TUV CE Certified ISO9001 Factory High End Brands Are Exported to Europe air compressor for sale
Product Description
| Model | BW701 | ||
| Voltage/frequency
|
1.220-230V/50/60Hz 2.100-120V/50/60Hz 3.380-440v/50Hz |
1,2,3 optional | |
| Power | KW | 0.78 | |
| HP | 1 | ||
| Volume flow | L/min @0MPa | 175 | |
| L/min @0.7MPa | 55 | ||
| Pressure | Bar | 8 | |
| MPa | 0.8 | ||
| Tank volume | L | 25 | |
| US gallons | 6.6 | ||
| Noisy | dB | 55 | |
| Pressure switch | According to customer’s requirements. | ||
| Configuration optional
|
1. Add oil and water separator; 2. Add automatic drainer; 3.Air tank against rust spray |
1,2,3 optional | |
| Size | L*W*H cm | 40*40*65 | |
| Weight | Kg | 32 | |
| Packing | Cartons or wooden cases size cm | Paper 42*42*68 | |
| Typical application | |
| For medical devices | Laboratory use |
| Dental treatment chair | For chromatographic analyzer |
| For qualification analyzer | For woodworking |
| For plant gas supply | Hardware and electromechanical |
| For automobile maintenance shop | |
Why choose CHINAMFG air compressor
1. It saves 10-30% energy than the air compressor produced by ordinary manufacturers.
2. It is widely used in medical oxygen generator and ventilator .
3. A large number of high-speed train and automobile application cases, supporting – 41 to 70 ºC, 0-6000 CHINAMFG above sea level .
4. Medium and high-end quality, with more than 7000 hours of trouble free operation for conventional products and more than 15000 hours of trouble free operation for high-end products.
5. Simple operation, convenient maintenance and remote guidance.
6. Faster delivery time, generally completed within 25 days within 1000 PCs.
Machine Parts
Name: Motor
Brand: COMBESTAIR
Original: China
1.The coil adopts the fine pure copper enameled wire, and the rotor adopts the famous brand silicon steel sheet such as ZheJiang baosteel.
2.The customer can choose the insulation grade B or F motor according to What he wants.
3.The motor has a built-in thermal protector, which can select external heat sensor.
4.Voltage from AC100V ~120V, 200V ~240V, 50Hz / 60Hz, DC6V~200V optional ; AC motor can choose double voltage double frequency ; DC Motor can choose the control of the infinitely variable speed.
Machine Parts
Name: Bearing
Brand: ERB , CHINAMFG , NSK
Original: China ect.
1.Standard products choose the special bearing ‘ERB’ in oil-free compressor, and the environment temperature tolerance from -50ºC to 180 ºC . Ensure no fault operation for 20,000 hours.
2.Customers can select TPI, NSK and other imported bearings according to the working condition.
Machine Parts
Name: Valve plates
Brand: SANDVIK
Original: Sweden
1.Custom the valve steel of Sweden SANDVIK; Good flexibility and long durability.
2.Thickness from 0.08mm to 1.2mm, suitable for maximum pressure from 0.8 MPa to 1.2 MPa.
Machine Parts
Name: Piston ring
Brand: COMBESTAIR-OEM , Saint-Gobain
Original: China , France
1.Using domestic famous brand–Polytetrafluoroethylene composite material; Wear-resistant high temperature; Ensure more than 10,000 hours of service life.
2.High-end products: you can choose the ST.gobain’s piston ring from the American import.
| serial number |
Code number | Name and specification | Quantity | Material | Note |
| 1 | 212571109 | Fan cover | 2 | Reinforced nylon 1571 | |
| 2 | 212571106 | Left fan | 1 | Reinforced nylon 1571 | |
| 3 | 212571101 | Left box | 1 | Die-cast aluminum alloy YL104 | |
| 4 | 212571301 | Connecting rod | 2 | Die-cast aluminum alloy YL104 | |
| 5 | 212571304 | Piston cup | 2 | PHB filled PTFE | |
| 6 | 212571302 | Clamp | 2 | Die-cast aluminum alloy YL102 | |
| 7 | 7050616 | Screw of cross head | 2 | Carbon structural steel of cold heading | M6•16 |
| 8 | 212571501 | Air cylinder | 2 | Thin wall pipe of aluninun alloy 6A02T4 | |
| 9 | 17103 | Seal ring of Cylinder | 2 | Silicone rubber | |
| 10 | 212571417 | Sealing ring of cylinder cover | 2 | Silicone rubber | |
| 11 | 212571401 | Cylinder head | 2 | Die-cast aluminum alloy YL102 | |
| 12 | 7571525 | Screw of inner hexagon Cylinder head | 12 | M5•25 | |
| 13 | 17113 | Sealing ring of connecting pipe | 4 | Silicong rubber | |
| 14 | 212571801 | Connecting pipe | 2 | Aluminum and aluminum alloy connecting rod LY12 | |
| 15 | 7100406 | Screw of Cross head | 4 | 1Cr13N19 | M4•6 |
| 16 | 212571409 | Limit block | 2 | Die-cast aluminum alloy YL102 | |
| 17 | 000402.2 | Air outlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 18 | 212571403 | valve | 2 | Die-cast aluminum alloy YL102 | |
| 19 | 212571404 | Air inlet valve | 2 | 7Cr27 quenching steel belt of The Swedish sandvik | |
| 20 | 212571406 | Metal gasket | 2 | Stainless steel plate of heat and acidresistance | |
| 21 | 212571107 | Right fan | 1 | Reinforced nylon 1571 | |
| 22 | 212571201 | Crank | 2 | Gray castiron H20-40 | |
| 23 | 14040 | Bearing 6006-2Z | 2 | ||
| 24 | 70305 | Tighten screw of inner hexagon flat end | 2 | M8•8 | |
| 25 | 7571520 | Screw of inner hexagon Cylinder head | 2 | M5•20 | |
| 26 | 212571102 | Right box | 1 | Die-cast aluminum alloy YL104 | |
| 27 | 6P-4 | Lead protective ring | 1 | ||
| 28 | 7095712-211 | Hexagon head bolt | 2 | Carbon structural steel of cold heading | M5•152 |
| 29 | 715710-211 | Screw of Cross head | 2 | Carbon structural steel of cold heading | M5•120 |
| 30 | 16602 | Light spring washer | 4 | ø5 | |
| 31 | 212571600 | Stator | 1 | ||
| 32 | 70305 | Lock nut of hexagon flange faces | 2 | ||
| 33 | 212571700 | Rotor | 1 | ||
| 34 | 14032 | Bearing 6203-2Z | 2 |
FAQ
Q1: Are you factory or trade company?
A1: We are factory.
Q2: What the exactly address of your factory?
A2: Our factory is located in Linbei industrial area No.30 HangZhou City of ZHangZhoug Province, China
Q3: Warranty terms of your machine?
A3: Two years warranty for the machine and technical support according to your needs.
Q4: Will you provide some spare parts of the machines?
A4: Yes, of course.
Q5: How long will you take to arrange production?
A5: Generally, 1000 pcs can be delivered within 25 days
Q6: Can you accept OEM orders?
A6: Yes, with professional design team, OEM orders are highly welcome
Q7:Can you accept non-standard customization?
A7:We have the ability to develop new products and can customize, develop and research according to your requirements
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | Remote Guided Maintenance |
|---|---|
| Warranty: | 2 Years |
| Principle: | Mixed-Flow Compressor |
| Samples: |
US$ 120/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
|
|
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
.webp)
How Do Water-Lubricated Air Compressors Contribute to Energy Savings?
Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:
- Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
- Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
- Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
- Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
- Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.
By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.
.webp)
Are There Regulations Governing the Use of Water-Lubricated Air Compressors?
When it comes to the use of water-lubricated air compressors, there are several regulations and standards that govern their operation and ensure compliance with safety, environmental, and performance requirements. Here’s a detailed explanation of the regulations related to water-lubricated air compressors:
1. Occupational Safety and Health Administration (OSHA) Regulations:
OSHA is a regulatory agency in the United States that sets and enforces workplace safety and health standards. While OSHA does not have specific regulations solely dedicated to water-lubricated air compressors, they have general regulations that apply to all types of air compressors. These regulations include requirements for safe operation, maintenance, and guarding of equipment to protect workers from hazards such as electrical shocks, mechanical injuries, and exposure to hazardous substances.
2. Environmental Protection Agency (EPA) Regulations:
The EPA is responsible for implementing and enforcing environmental regulations in the United States. Although there are no specific regulations for water-lubricated air compressors, the EPA has regulations that govern the discharge of water and other substances into the environment. If the water-lubricated compressor system involves the use of cooling water or generates wastewater, it may be subject to regulations related to water pollution control, water treatment, and proper disposal of wastewater.
3. International Organization for Standardization (ISO) Standards:
The ISO develops international standards that provide guidelines and requirements for various industries and technologies. ISO 8573 is a standard that addresses the quality of compressed air used in different applications. This standard sets limits and specifications for various contaminants in compressed air, including water content. Water-lubricated air compressors need to comply with the requirements of ISO 8573 to ensure the produced compressed air meets the desired quality standards.
4. Manufacturer Guidelines and Recommendations:
In addition to regulatory requirements, it is essential to follow the guidelines and recommendations provided by the manufacturers of water-lubricated air compressors. Manufacturers typically provide instructions for installation, operation, maintenance, and safety precautions specific to their equipment. Adhering to these guidelines is crucial to ensure the safe and proper functioning of the equipment and to maintain warranty coverage.
It’s important to note that the specific regulations and standards governing water-lubricated air compressors may vary depending on the country or region. Therefore, it is advisable to consult the relevant regulatory agencies, industry organizations, and local authorities to ensure compliance with applicable regulations and standards in a particular jurisdiction.
By complying with the relevant regulations, standards, and manufacturer guidelines, users of water-lubricated air compressors can ensure the safe and efficient operation of their equipment while minimizing any potential environmental impacts.
.webp)
Advantages of Using Water as a Lubricant in Air Compressors
Water can be used as a lubricant in air compressors, offering several advantages over traditional lubricants such as oils or synthetic lubricants. Here are some of the advantages:
- Cost-effective: Water is a readily available and inexpensive resource, making it a cost-effective lubricant option for air compressors. Compared to oils or synthetic lubricants, water is significantly cheaper, which can result in cost savings for businesses and industries that heavily rely on air compressors.
- Environmentally friendly: Water is a non-toxic and environmentally friendly lubricant. It does not contain harmful chemicals or pollutants that can contribute to air or water pollution. Using water as a lubricant in air compressors reduces the risk of contamination and minimizes the environmental impact associated with traditional lubricants.
- Improved heat dissipation: Water has excellent heat transfer properties. It can absorb and dissipate heat more efficiently compared to oils or synthetic lubricants. Air compressors generate heat during operation, and using water as a lubricant helps to dissipate this heat effectively, preventing overheating and prolonging the lifespan of the compressor.
- Reduced fire hazard: Compared to oils or synthetic lubricants, water has a significantly higher flash point, which means it is less likely to ignite or contribute to fire hazards. This fire-resistant property of water makes it a safer lubricant choice, especially in environments where fire safety is a concern.
- Lower maintenance requirements: Water does not leave behind sticky residues or deposits, as some oils or synthetic lubricants might. This characteristic reduces the maintenance requirements of air compressors. It simplifies the cleaning process and reduces the frequency of lubricant changes, resulting in reduced downtime and maintenance costs.
Overall, using water as a lubricant in air compressors can offer significant advantages in terms of cost-effectiveness, environmental friendliness, heat dissipation, fire safety, and maintenance requirements.


editor by CX 2024-02-02