Product Description
| SPECIFICATION | ||||||||
| Model |
Pressure MPa |
Flow rate m³/min |
Power Kw/HP |
Noise dB(A) |
Cooling capacity T/H |
Oiling L |
Outlet Dia G |
Weight Kg |
|
BW-8WA BW-8WW |
0.8 | 1.05 | 7.5/10 | 57 | 2 | 10 | 3/4 | 360 |
| 1.0 | 0.8 | |||||||
|
BW-11WA BW-11WW |
0.8 | 1.72 | 11/15 | 60 | 2.5 | 26 | 1 | 420 |
| 1.0 | 1.42 | |||||||
|
BW-15WA BW-15WW |
0.8 | 2.25 | 15/20 | 60 | 3.5 | 26 | 1 | 520 |
| 1.0 | 1.92 | |||||||
|
BW-18WA BW-18WW |
0.8 | 3.0 | 18.5/25 | 63 | 4 | 30 | 1 | 670 |
| 1.1 | 2.2 | |||||||
|
BW-22WA BW-22WW |
0.8 | 3.65 | 22/30 | 63 | 5 | 30 | 1 | 690 |
| 1.0 | 3.0 | |||||||
|
BW-30WA BW-30WW |
0.8 | 5.0 | 30/40 | 66 | 7 | 40 | 11/2 | 840 |
| 1.0 | 3.9 | |||||||
|
BW-37WA BW-37WW |
0.8 | 6.3 | 37/50 | 66 | 9 | 40 | 11/2 | 960 |
| 1.0 | 5.33 | |||||||
|
BW-45WA BW-45WW |
0.8 | 7.8 | 45/60 | 68 | 10 | 90 | 11/2 | 1080 |
| 1.0 | 6.3 | |||||||
|
BW-55WA BW-55WW |
0.8 | 10.1 | 55/75 | 69 | 12 | 100 | 11/2 | 1180 |
| 1.0 | 7.9 | |||||||
1,Are you manufacturer?
BW: Yes, we are professional air compressor manufacturer over 15 years and our factory is located in ZheJiang .
2,How long is your air compressor warranty?
BW: Air end for 2 years,other for 1 year.
3,Do you provide After- sales service parts?
BW: Of course, We could provide easy- consumable spares.
4,How long could your air compressor be used?
BW: Generally, more than 20 years.
5,How about your price?
BW: Based on high quality, Our price is very competitive in this market all over the world.
6,How about your customer service?
BW: For email, we could reply our customers’ emails within 2 hours.
7,Do you support OEM?
BW: YES, and we also provide multiple models to select. How to get quicker quotation?When you send us inquiry, please confirm
Below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Oil-free |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Vertical |
| Customization: |
Available
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Can 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.
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Are there differences between single-stage and two-stage air compressors?
Yes, there are differences between single-stage and two-stage air compressors. Here’s an in-depth explanation of their distinctions:
Compression Stages:
The primary difference between single-stage and two-stage air compressors lies in the number of compression stages they have. A single-stage compressor has only one compression stage, while a two-stage compressor has two sequential compression stages.
Compression Process:
In a single-stage compressor, the entire compression process occurs in a single cylinder. The air is drawn into the cylinder, compressed in a single stroke, and then discharged. On the other hand, a two-stage compressor utilizes two cylinders or chambers. In the first stage, air is compressed to an intermediate pressure in the first cylinder. Then, the partially compressed air is sent to the second cylinder where it undergoes further compression to reach the desired final pressure.
Pressure Output:
The number of compression stages directly affects the pressure output of the air compressor. Single-stage compressors typically provide lower maximum pressure levels compared to two-stage compressors. Single-stage compressors are suitable for applications that require moderate to low air pressure, while two-stage compressors are capable of delivering higher pressures, making them suitable for demanding applications that require greater air pressure.
Efficiency:
Two-stage compressors generally offer higher efficiency compared to single-stage compressors. The two-stage compression process allows for better heat dissipation between stages, reducing the chances of overheating and improving overall efficiency. Additionally, the two-stage design allows the compressor to achieve higher compression ratios while minimizing the work done by each stage, resulting in improved energy efficiency.
Intercooling:
Intercooling is a feature specific to two-stage compressors. Intercoolers are heat exchangers placed between the first and second compression stages. They cool down the partially compressed air before it enters the second stage, reducing the temperature and improving compression efficiency. The intercooling process helps to minimize heat buildup and reduces the potential for moisture condensation within the compressor system.
Applications:
The choice between a single-stage and two-stage compressor depends on the intended application. Single-stage compressors are commonly used for light-duty applications such as powering pneumatic tools, small-scale workshops, and DIY projects. Two-stage compressors are more suitable for heavy-duty applications that require higher pressures, such as industrial manufacturing, automotive service, and large-scale construction.
It is important to consider the specific requirements of the application, including required pressure levels, duty cycle, and anticipated air demand, when selecting between a single-stage and two-stage air compressor.
In summary, the main differences between single-stage and two-stage air compressors lie in the number of compression stages, pressure output, efficiency, intercooling capability, and application suitability.
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Are there portable air compressors available for home use?
Yes, there are portable air compressors specifically designed for home use. These portable models offer convenience, versatility, and ease of use for various tasks around the house. Here are some key points about portable air compressors for home use:
1. Compact and Lightweight: Portable air compressors are typically compact and lightweight, making them easy to transport and store. They are designed with portability in mind, allowing homeowners to move them around the house or take them to different locations as needed.
2. Electric-Powered: Most portable air compressors for home use are electric-powered. They can be plugged into a standard household electrical outlet, eliminating the need for gasoline or other fuel sources. This makes them suitable for indoor use without concerns about emissions or ventilation.
3. Versatile Applications: Portable air compressors can be used for a wide range of home applications. They are commonly used for inflating tires, sports equipment, and inflatable toys. They are also handy for operating pneumatic tools such as nail guns, staplers, and paint sprayers. Additionally, portable air compressors can be used for cleaning tasks, powering airbrushes, and other light-duty tasks around the house.
4. Pressure and Capacity: Portable air compressors for home use typically have lower pressure and capacity ratings compared to larger industrial or commercial models. They are designed to meet the needs of common household tasks rather than heavy-duty applications. The pressure and capacity of these compressors are usually sufficient for most home users.
5. Oil-Free Operation: Many portable air compressors for home use feature oil-free operation. This means they do not require regular oil changes or maintenance, making them more user-friendly and hassle-free for homeowners.
6. Noise Level: Portable air compressors designed for home use often prioritize low noise levels. They are engineered to operate quietly, reducing noise disturbances in residential environments.
7. Cost: Portable air compressors for home use are generally more affordable compared to larger, industrial-grade compressors. They offer a cost-effective solution for homeowners who require occasional or light-duty compressed air applications.
When considering a portable air compressor for home use, it’s important to assess your specific needs and tasks. Determine the required pressure, capacity, and features that align with your intended applications. Additionally, consider factors such as portability, noise level, and budget to choose a suitable model that meets your requirements.
Overall, portable air compressors provide a practical and accessible compressed air solution for homeowners, allowing them to tackle a variety of tasks efficiently and conveniently within a home setting.


editor by CX 2023-12-13
China Professional Frequency Conversion Mini Portable Screw Air Compressor Machines with Pump air compressor portable
Product Description
Introduction of Frequency Conversion Mini Portable Screw Air Compressor Machines With Pump
Feature 1: Environmental protection Accurate analysis of the internal airflow of the machine and proper use of the muffler board. The assembly of each component is controlled during the final assembly process to ensure low noise during operation. Even if the machine is placed near the work site or office, it will not cause uncomfortable reactions to the human body.Feature 2: Easy maintenance zmjt055Reasonable layout, humanized design, mature models. Whether it’s routine maintenance or troubleshooting, it’s easy to navigate.Feature three:When the rated pressure set by the machine is reached, the compressor is unloaded. When the system pressure is lower than the set value, the machine will immediately reload, and according to the actual gas consumption, intelligently select the appropriate automatic stop time after unloading to save energy, and ensure that when the system pressure is lower than the set value after shutdown The machine restarts immediately. Do not start up to more than hourly. The screw main unit sucks air in the low temperature zone to improve compression efficiency and reduce energy consumption.The product has been exported to the United States, France, Canada, Indonesia, Russia, Vietnam, Australia, South Korea, Iran and other countries, and has won unanimous praise from customers.zmwm02
Parameter of Frequency Conversion Mini Portable Screw Air Compressor Machines With Pump
| Model | Exhaust pressure (Mpa) |
Exhaust volume (m³/min) |
Power (kw) |
Noise (db) |
Weight (kg) |
Dimension (mm) |
Frequency converter weight(kg) |
Frequency converter size(mm) |
| BK7.5-8G | 0.8 | 1.2 | 7.5 | 72 | 200 | 800*620*800 | 200 | 800*620*800 |
| BK7.5-8 | 0.8 | 1.2 | 720*700*1000 | 200 | ||||
| BK7.5-10 | 1 | 1 | 200 | |||||
| BK7.5-13 | 1.3 | 0.8 | 200 | |||||
| BK11-8G | 0.8 | 1.7 | 11 | 72 | 300 | 1000*760*1090 | 300 | 1000*780*1090 |
| BK11-8 | 0.8 | 1.7 | 290 | 700*670*1250 | 300 | 805*720*1250 | ||
| BK11-10 | 1 | 1.5 | 300 | |||||
| BK11-13 | 1.3 | 1.2 | 300 | |||||
| BK15G | 0.8 | 2.4 | 15 | 73 | 280 | 1000*670*1090 | 300 | 1000*780*1090 |
| BK15-8 | 0.8 | 2.4 | 290 | 700*670*1250 | 300 | 805*720*1250 | ||
| BK15-10 | 1 | 2.2 | 300 | |||||
| BK15-13 | 1.3 | 1.7 | 300 | |||||
| BK18-8 | 0.8 | 3 | 18.5 | 74 | 500 | 1080*880*1235 | 560 | 1080*970*1235 |
| BK18-10 | 1 | 2.7 | 560 | |||||
| BK18-13 | 1.3 | 2.3 | 560 | |||||
| BK22-8G | 0.8 | 3.6 | 22 | 74 | 380 | 1200*800*1100 | 390 | 1200*800*1100 |
| BK22-8 | 0.8 | 3.6 | 540 | 1080*880*1235 | 600 | 1080*970*1235 | ||
| BK22-10 | 1 | 3.2 | 600 | |||||
| BK22-13 | 1.3 | 2.7 | 600 | |||||
| BK30-8 | 0.8 | 5 | 30 | 75 | 650 | 1120*930*1290 | 740 | 1120*1571*1290 |
| BK30-10 | 1 | 4.4 | 740 | |||||
| BK30-13 | 1.3 | 3.6 | 740 | |||||
| BK37-8G | 0.8 | 6 | 37 | 76 | 570 | 1340*850*1310 | 820 | 1340*850*1310 |
| BK37-8 | 0.8 | 6 | 730 | 1240*1030*1435 | 690 | 1240*1070*1435 | ||
| BK37-10 | 1 | 5.5 | 690 | |||||
| BK37-13 | 1.3 | 4.6 | 690 | |||||
| BK45-8G | 0.8 | 7.1 | 45 | 78 | 800 | 1480*1030*1345 | 1030 | 1480*1030*1345 |
| BK45-8 | 0.8 | 7.1 | 820 | 1240*1030*1595 | 880 | 1240*1095*1595 | ||
| BK45-10 | 1 | 6.5 | 880 | |||||
| BK45-13 | 1.3 | 5.6 | 880 | |||||
| BK55-8G | 0.8 | 10 | 55 | 80 | 800 | 1480*1030*1345 | 810 | 1480*1030*1345 |
| BK55-8 | 0.8 | 9.5 | 1200 | 1545*1200*1470 | 1270 | 1845*1200*1465 | ||
| BK55-10 | 1 | 8.5 | 1270 | |||||
| BK55-13 | 1.3 | 7.4 | 1270 | |||||
| BK75-8 | 0.8 | 13 | 75 | 81 | 1470 | 1800*1190*1710 | 1470 | 1800*1190*1710 |
| BK90-8 | 0.8 | 16 | 90 | 81 | 1520 | 1600 | ||
| BK110&WH-8 | 0.8 | 21 | 110 | 82 | 2000 | 2100*1230*1730 | 2150 | 2600*1310*1800 |
| BK110-8 | 0.8 | 21 | 2150 | |||||
| BK132&WH-8 | 0.8 | 24 | 132 | 82 | 2100 | 2270 | ||
| BK132-8 | 0.8 | 24 | 2270 |
Photos of Frequency Conversion Mini Portable Screw Air Compressor Machines With Pump
| After-sales Service: | Online |
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| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What are the energy-saving technologies available for air compressors?
There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:
1. Variable Speed Drive (VSD) Compressors:
VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.
2. Energy-Efficient Motors:
The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.
3. Heat Recovery Systems:
Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.
4. Air Receiver Tanks:
Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.
5. System Control and Automation:
Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.
6. Leak Detection and Repair:
Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.
7. System Optimization and Maintenance:
Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.
By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.
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What are the environmental considerations when using air compressors?
When using air compressors, there are several environmental considerations to keep in mind. Here’s an in-depth look at some of the key factors:
Energy Efficiency:
Energy efficiency is a crucial environmental consideration when using air compressors. Compressing air requires a significant amount of energy, and inefficient compressors can consume excessive power, leading to higher energy consumption and increased greenhouse gas emissions. It is important to choose energy-efficient air compressors that incorporate features such as Variable Speed Drive (VSD) technology and efficient motor design, as they can help minimize energy waste and reduce the carbon footprint.
Air Leakage:
Air leakage is a common issue in compressed air systems and can contribute to energy waste and environmental impact. Leaks in the system result in the continuous release of compressed air, requiring the compressor to work harder and consume more energy to maintain the desired pressure. Regular inspection and maintenance of the compressed air system to detect and repair leaks can help reduce air loss and improve overall energy efficiency.
Noise Pollution:
Air compressors can generate significant noise levels during operation, which can contribute to noise pollution. Prolonged exposure to high noise levels can have detrimental effects on human health and well-being and can also impact the surrounding environment and wildlife. It is important to consider noise reduction measures such as sound insulation, proper equipment placement, and using quieter compressor models to mitigate the impact of noise pollution.
Emissions:
While air compressors do not directly emit pollutants, the electricity or fuel used to power them can have an environmental impact. If the electricity is generated from fossil fuels, the associated emissions from power plants contribute to air pollution and greenhouse gas emissions. Choosing energy sources with lower emissions, such as renewable energy, can help reduce the environmental impact of operating air compressors.
Proper Waste Management:
Proper waste management is essential when using air compressors. This includes the appropriate disposal of compressor lubricants, filters, and other maintenance-related materials. It is important to follow local regulations and guidelines for waste disposal to prevent contamination of soil, water, or air and minimize the environmental impact.
Sustainable Practices:
Adopting sustainable practices can further reduce the environmental impact of using air compressors. This can include implementing preventive maintenance programs to optimize performance, reducing idle time, and promoting responsible use of compressed air by avoiding overpressurization and optimizing system design.
By considering these environmental factors and taking appropriate measures, it is possible to minimize the environmental impact associated with the use of air compressors. Choosing energy-efficient models, addressing air leaks, managing waste properly, and adopting sustainable practices can contribute to a more environmentally friendly operation.
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In which industries are air compressors widely used?
Air compressors find extensive usage across various industries due to their versatility and ability to generate compressed air. Here are some industries where air compressors are widely employed:
1. Manufacturing: Air compressors are essential in manufacturing processes for powering pneumatic tools and equipment. They are used for tasks such as operating assembly lines, powering robotic machinery, running paint sprayers, and driving pneumatic actuators.
2. Construction: Air compressors play a crucial role in the construction industry. They power pneumatic tools like jackhammers, nail guns, impact wrenches, and concrete breakers. Compressed air is also used for concrete spraying, sandblasting, and operating air-powered lifts and hoists.
3. Automotive: Air compressors are widely used in automotive manufacturing and repair. They power air tools used in auto body shops, tire inflation equipment, pneumatic lifts, and air-operated brake systems. Compressed air is also utilized in vehicle painting and drying processes.
4. Oil and Gas: The oil and gas industry extensively relies on air compressors for various applications. They are used for pneumatic drilling, powering pneumatic tools in refineries and petrochemical plants, operating pneumatic valves and actuators, and providing instrument air for control systems.
5. Food and Beverage: Air compressors are employed in the food and beverage industry for tasks such as packaging, bottling, and sealing. They power pneumatic conveying systems, control air pressure in food processing equipment, and provide clean compressed air for food handling and storage.
6. Pharmaceutical and Healthcare: Air compressors find application in pharmaceutical manufacturing and healthcare facilities. They are used for operating medical equipment, such as ventilators and dental tools. Compressed air is also utilized in pharmaceutical processes, including tablet coating, fluid bed drying, and aseptic packaging.
7. Aerospace: The aerospace industry relies on air compressors for various applications, including aircraft maintenance and assembly. They power pneumatic tools for aircraft repair, provide compressed air for cleaning and pressurizing systems, and support ground operations, such as tire inflation and aircraft de-icing.
8. Mining: Air compressors are extensively used in the mining industry. They power pneumatic tools for drilling, rock blasting, and excavation. Compressed air is also utilized for ventilation, conveying materials, and operating underground equipment.
9. Energy and Utilities: Air compressors play a vital role in the energy and utilities sector. They are used in power generation plants for pneumatic control systems, instrument air, and operating pneumatic valves. Compressed air is also employed for cleaning and maintenance purposes.
These are just a few examples of the industries where air compressors are widely utilized. The versatility and reliability of air compressors make them indispensable in numerous applications across diverse sectors.


editor by CX 2023-11-07