Product Description
BK series new screw air compressor new-generation low-consumption and high-efficiency motor;Large starting torque, insulation class F, protection class IP54;SKF bearings, low noise and long life;With a refueling device, it can be refueled without stopping.
Product Description
Yin-Yang Rotor Compression System
Better sealing, smaller leakage channel will produce high-efficiency roller sliding film to reduce heat of compression, and gas production is improved by 10%-15%
Built-in oil and gas separation design
Adopt a built-in oil separation setting to ensure the oil and gas separation effect and reduce fuel consumption
·High filtration level and low flow resistance
·Good noise reduction and mute effect
· Oil and gas separation, high-temperature resistance, high-pressure resistance – reduce the oil content of the exhaust
·Clean exhaust to ensure clean gas
Timely Smart Control Panel
·Using a user-friendly interface to prompt operation, clear at a glance, real-time monitoring of information, providing important information alarm, storage, and query functions
Precision oil filter
·Use high-density filter paper to filter oil
· Completely filter out lubricating oil
Low-consumption and high-efficiency motor, large starting torque
·Insulation class F, protection class IP23.
·Built-in refueling device, can refuel without stopping.
Cooling copper pipe
The radiator made of high-quality copper tubes can make the heat generated by the condensation of the machine quickly Dissipate, maintain the internal temperature
oil pipeline
·Excellent material
·Stable oil delivery without clogging
The system adopts the step-less adjustment of the displacement of 0-100. When the air consumption is reduced, the exhaust volume is also reduced, and the current of the motor is also reduced at the same time; when the air is not used, the air compressor runs empty, and the air compressor is automatically stopped for a long time. When the gas consumption increases, resume the heavy vehicle. Excellent energy-saving effect.
good environmental adaptability
The extraordinary cooling system design is especially suitable for Asia’s high temperature and high humidity environments. The excellent vibration isolation technology and noise reduction measures make the installation of CHINAMFG screw air compressors not require special foundations. As long as a small space for ventilation and maintenance is left, your compressor can be installed well.
Design features of screw rotor profile:
1. Fully realize “surface-to-surface” meshing, thereby helping to form a hydrodynamic lubricating film, reducing lateral leakage through the contact belt, improving compressor efficiency; and improving rotor processing and inspection performance.
2. Adopt the design idea of “large rotor, large bearing, low speed”, the speed is 3050 lower than other brands, which can reduce noise and vibration, reduce exhaust temperature, improve rotor rigidity, prolong service life, and reduce the carbonization of impurities and oil animal sensitivity.
3. The power range is 4355KW, of which 18.5250KW are directly connected without a gearbox, 200KW and 250KW are directly connected with 4-pole motors, and the speed is as low as
Product Parameters
Screw group |
5: 6 Gear rotor |
|
Compression method |
Continuous, CHINAMFG |
|
Compressed air outlet pressure |
8MPa |
|
Compressed air outlet temperature |
Air-cooled |
|
Compressed air outlet temperature |
10ºC~15ºC higher than the ambient temperature |
|
Volume of Lubricating Oil |
About 7.5 liters |
|
Motor speed |
N=2930r/min |
|
Rated power |
110kw |
|
Displacement |
1.3MPa |
21m³/min |
Weight |
1630kg |
|
Upper air temperature |
45ºC |
|
Lower limit of air temperature |
0ºC |
|
Fuel consumption |
Exhaust oil content is less than 3PPM |
|
Noise level |
72dB(A) |
|
Dimensions (length×width×height) (mm) |
1200x800x1120 |
Model |
Working Pressure |
Capacity |
Motor Power |
Connector |
Weight |
Noise |
Dimension |
Bar |
m³/min |
kw |
kg |
dB(A) |
mm |
||
BMVF7.5G |
0.65-1.0 |
1.0-1.25 |
7.5 |
G3/4 |
200 |
72 |
800*510*800 |
BMVF11G |
0.65-1.0 |
1.5-1.85 |
11 |
G1
|
260 |
73 |
1000*670*1090 |
BMVF15G | 0.65-1.0 |
2.05-2.35 |
15 |
280 |
73 |
1000*670*1090 |
|
BMVF22G |
0.65-1.0 |
2.95-3.95 |
22 |
390 |
74 |
1200*800*1120 |
|
BMVF37G | 0.65-1.0 |
5.05-6.35 |
37 |
600 |
76 |
1340*850*1300 |
|
BMVF45G |
0.65-1.0 |
6.45-8.2 |
45 |
800 |
78 |
1480*1030*1365 |
|
BMVF55G | 0.65-1.0 |
8.2-9.85 |
55 |
810 |
80 |
||
BMVF75 | 0.65-1.0 |
10.5-13.1 |
75 |
G2 |
1280 |
81 |
1800*1190*1710 |
BMVF90 | 0.65-1.0 |
12.5-15.5 |
90 |
1300 |
81 |
||
BMVF110 | 0.65-0.8 |
22 |
110 |
DN65 |
1850 |
82 |
2700*1230*1730 |
BMVF132 | 0.65-0.8 |
24 |
132 |
2270 |
82 |
Model | Working Pressure | Displacement | Motor Power | Exhaust interface | Weight | Noise | Dimension |
Bar | m3/min | kw | kg | dB(A) | mm | ||
BK7.5-8G | 8 | 1.2 | 7.5 | G1 | 200 | 70 | 800*620*800 |
BK7.5-10 | 10 | 1 | 7.5 | G3/4 | 200 | 72 | 720*700*1000 |
BK7.5-13 | 13 | 0.8 | 7.5 | G3/4 | 200 | 72 | 720*700*1000 |
BK11-8G | 8 | 1.7 | 11 | G1 | 300 | 72 | 1000*670*1090 |
BK11-10 | 10 | 1.5 | 11 | G1 | 290 | 72 | 700*670*1250 |
BK11-13 | 13 | 1.2 | 11 | G1 | 290 | 72 | 700*670*1250 |
BK15-8G | 8 | 2.4 | 15 | G1 | 280 | 73 | 1000*670*1090 |
BK15-10 | 10 | 2.2 | 15 | G1 | 290 | 73 | 700*670*1250 |
BK15-13 | 13 | 1.7 | 15 | G1 | 290 | 73 | 700*670*1250 |
BK18-8 | 8 | 3 | 18.5 | G1 | 500 | 74 | 1080*880*1235 |
BK18-10 | 10 | 2.7 | 18.5 | G1 | 500 | 74 | 1080*880*1235 |
BK18-13 | 13 | 2.3 | 18.5 | G1 | 500 | 74 | 1080*880*1235 |
BK22-8ZG | 8 | 3.6 | 22 | G1 | 380 | 74 | 1200*800*1100 |
BK22-10 | 10 | 3.2 | 22 | G1 | 540 | 74 | 1080*880*1235 |
BK22-13 | 13 | 2.7 | 22 | G1 | 540 | 74 | 1080*880*1235 |
BK30-8 | 8 | 5 | 30 | G1 1/2 | 650 | 75 | 1120*930*1290 |
BK30-10 | 10 | 4.4 | 30 | G1 1/2 | 650 | 75 | 1120*930*1290 |
BK30-13 | 13 | 3.6 | 30 | G1 1/2 | 650 | 75 | 1120*930*1290 |
BK37-8ZG | 8 | 6 | 37 | G1 1/2 | 740 | 76 | 1530*900*1230 |
BK37-10 | 10 | 5.5 | 37 | G1 1/2 | 730 | 76 | 1240*1030*1435 |
BK37-13 | 13 | 4.6 | 37 | G1 1/2 | 730 | 76 | 1240*1030*1435 |
BK45-8G | 8 | 7.1 | 45 | G1 1/2 | 800 | 78 | 1480*1030*1345 |
BK45-10 | 10 | 6.5 | 45 | G1 1/2 | 820 | 78 | 1240*1030*1595 |
BK45-13 | 13 | 5.6 | 45 | G1 1/2 | 820 | 78 | 1240*1030*1595 |
BK55-8G | 8 | 10 | 55 | G1 1/2 | 800 | 80 | 1480*1030*1345 |
BK55-10 | 10 | 8.5 | 55 | G1 1/2 | 1200 | 80 | 1545*1200*1470 |
BK55-13 | 13 | 7.4 | 55 | G1 1/2 | 1200 | 80 | 1545*1200*1470 |
Detailed Photos
Built-in oil separation system The built-in oil separation design ensures the separation of oil and gas and reduces fuel consumption.
Certified Genuine Parts. CHINAMFG Certified Genuine Parts to ensure the compressors delivered to you always perform at high performance.
Adhering to the basic belief in environmental sustainability, we have been committed to continuously improving the energy efficiency of our products and creating value for users.
Energy saving and economical, reliable and durable, environmentally friendly and quiet.
The Latest-Generation High Efficiency Screw Rotor! “Large Rotor, Low Speed”, Direct Drive
The latest generation of high-efficiency rotor profiles, full-spectrum screw mainframe meets the national energy-saving standards.
Application
Electric power, petroleum, auto repair, laser equipment, metallurgy, biopharmaceutical, printing, garment industry
Company Profile
FAQ
1.How do your prices compare to the manufacturer/factory?
We are the main distributor of major construction machinery manufacturers/factories in China and keep getting the best dealer prices. From the comparison and feedback from many customers, our price is even more competitive than the factory/factory price.
2.How is the delivery time?
In general, we can deliver ordinary machines immediately to our customers within 7 days, as we have various resources to inspect stock machines, locally and nationwide, and receive machines in a timely manner. But it takes more than 30 days for a manufacturer/factory to produce an order machine.
3.How often can you respond to customer inquiries?
Our team is made up of a group of hardworking and dynamic people who work around the clock to respond to customer inquiries and questions. Most issues can be successfully resolved within 8 hours, while manufacturers/factories take longer to respond.
4.Which payment methods can you accept?
Usually we can use wire transfer or letter of credit, and sometimes DP. (1) Wire transfer, 30% deposit in advance, 70% balance paid before shipment, long-term cooperation customers can present a copy of the original bill of lading. (2) Letter of credit, 100% irrevocable letter of credit without “soft terms” from internationally recognized banks can be accepted. Please seek advice from the sales manager you work with.
5.Which clauses in the Incoterms 2571 can you use?
We are a professional and mature international player and can handle all INCOTERMS 2571, we usually work on regular terms like FOB, CFR, CIF, CIP, DAP.
6.How long are your prices valid?
We are a gentle and friendly supplier, never greedy for profit. Our prices remain largely stable throughout the year. We will only adjust the price according to the following 2 situations: (1) USD exchange rate: According to the international currency exchange rate, the RMB exchange rate is quite different; (2) The manufacturer/factory adjusted the machine price due to the increase of labor cost or raw material cost.
7.What logistics methods can you use for shipping?
We can transport construction machinery with various means of transport. (1) 80% of our shipping will be by the sea, to all major continents such as Africa, South America, Middle East. (2) China’s inland neighboring countries, such as Russia, Mongolia, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Turkmenistan, etc., can transport by road or rail. (3) For urgently needed light spare parts, we can provide international express services, such as DHL, TNT, UPS, FedEx, etc.
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After-sales Service: | Warranty Service |
---|---|
Warranty: | 1 Year |
Lubrication Style: | Lubricated |
Cooling System: | Air Cooling |
Power Source: | AC Power |
Cylinder Position: | Horizontal |
Samples: |
US$ 7000/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
|
|
---|
How are air compressors employed in the petrochemical industry?
Air compressors play a vital role in the petrochemical industry, where they are employed for various applications that require compressed air. The petrochemical industry encompasses the production of chemicals and products derived from petroleum and natural gas. Here’s an overview of how air compressors are utilized in the petrochemical industry:
1. Instrumentation and Control Systems:
Air compressors are used to power pneumatic instrumentation and control systems in petrochemical plants. These systems rely on compressed air to operate control valves, actuators, and other pneumatic devices that regulate processes such as flow control, pressure control, and temperature control. Compressed air provides a reliable and clean source of energy for these critical control mechanisms.
2. Pneumatic Tools and Equipment:
Petrochemical plants often utilize pneumatic tools and equipment for various tasks such as maintenance, repair, and construction activities. Air compressors supply the necessary compressed air to power these tools, including pneumatic drills, impact wrenches, grinders, sanders, and painting equipment. The versatility and convenience of compressed air make it an ideal energy source for a wide range of pneumatic tools used in the industry.
3. Process Air and Gas Supply:
Petrochemical processes often require a supply of compressed air and gases for specific applications. Air compressors are employed to generate compressed air for processes such as oxidation, combustion, and aeration. They may also be used to compress gases like nitrogen, hydrogen, and oxygen, which are utilized in various petrochemical reactions and treatment processes.
4. Cooling and Ventilation:
Petrochemical plants require adequate cooling and ventilation systems to maintain optimal operating conditions and ensure the safety of personnel. Air compressors are used to power cooling fans, blowers, and air circulation systems that help maintain the desired temperature, remove heat generated by equipment, and provide ventilation in critical areas.
5. Nitrogen Generation:
Nitrogen is widely used in the petrochemical industry for applications such as blanketing, purging, and inerting. Air compressors are utilized in nitrogen generation systems, where they compress atmospheric air, which is then passed through a nitrogen separation process to produce high-purity nitrogen gas. This nitrogen is used for various purposes, including preventing the formation of explosive mixtures, protecting sensitive equipment, and maintaining the integrity of stored products.
6. Instrument Air:
Instrument air is essential for operating pneumatic instruments, analyzers, and control devices throughout the petrochemical plant. Air compressors supply compressed air that is treated and conditioned to meet the stringent requirements of instrument air quality standards. Instrument air is used for tasks such as pneumatic conveying, pneumatic actuators, and calibration of instruments.
By employing air compressors in the petrochemical industry, operators can ensure reliable and efficient operation of pneumatic systems, power various tools and equipment, support critical processes, and maintain safe and controlled environments.
How do you maintain proper air quality in compressed air systems?
Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:
1. Air Filtration:
Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.
2. Moisture Control:
Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.
3. Oil Removal:
If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.
4. Regular Maintenance:
Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.
5. Air Receiver Tank Maintenance:
Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.
6. Air Quality Testing:
Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.
7. Education and Training:
Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.
8. Documentation and Record-Keeping:
Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.
By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.
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 2024-04-26