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 |
10 Mpa |
|
|
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 |
18kw |
|
|
Displacement |
0.8MPa |
2.95m³/min |
|
Weight |
270kg |
|
|
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.
/* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | Warranty Service |
|---|---|
| Warranty: | 1 Year |
| Lubrication Style: | Lubricated |
| Cooling System: | Air Cooling |
| Power Source: | AC Power |
| Cylinder Position: | Horizontal |
| Samples: |
US$ 1250/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
|
|---|
.webp)
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.
.webp)
How are air compressors employed in the mining industry?
Air compressors play a crucial role in the mining industry, providing reliable and efficient power for various mining operations. Here are some common applications of air compressors in mining:
1. Exploration and Drilling:
Air compressors are used during exploration and drilling activities in the mining industry. Compressed air is used to power drilling rigs, pneumatic hammers, and other drilling equipment. The high-pressure air generated by the compressor helps in drilling boreholes, extracting core samples, and exploring potential mineral deposits.
2. Ventilation and Air Quality Control:
Air compressors are employed in underground mining to provide ventilation and control air quality. Compressed air is used to operate ventilation fans and air circulation systems, ensuring adequate airflow and removing harmful gases, dust, and fumes from the mining tunnels and work areas.
3. Material Conveyance:
In mining operations, air compressors are used for material conveyance. Pneumatic systems powered by air compressors are utilized to transport materials such as coal, ore, and other minerals. Compressed air is used to operate pneumatic conveyors, pumps, and material handling equipment, allowing for efficient and controlled movement of bulk materials.
4. Dust Suppression:
Air compressors are employed for dust suppression in mining areas. Compressed air is used to spray water or other suppressants to control dust generated during mining activities. This helps in maintaining a safe and healthy work environment, reducing the risks associated with dust inhalation and improving visibility.
5. Instrumentation and Control:
Air compressors are used for instrumentation and control purposes in mining operations. Compressed air is utilized to power pneumatic control systems, control valves, and actuators. These systems regulate the flow of fluids, control equipment movements, and ensure the proper functioning of various mining processes.
6. Explosive Applications:
In mining, air compressors are used for explosive applications. Compressed air is employed to power pneumatic tools used for rock fragmentation, such as rock drills and pneumatic breakers. The controlled power of compressed air enables safe and efficient rock breaking without the need for traditional explosives.
7. Maintenance and Repair:
Air compressors are essential for maintenance and repair activities in the mining industry. Compressed air is used for cleaning machinery, removing debris, and powering pneumatic tools for equipment maintenance and repair tasks. The versatility and portability of air compressors make them valuable assets in maintaining mining equipment.
It is important to note that different mining operations may have specific requirements and considerations when selecting and using air compressors. The size, capacity, and features of air compressors can vary based on the specific mining application and environmental conditions.
By utilizing air compressors effectively, the mining industry can benefit from increased productivity, improved safety, and efficient operation of various mining processes.
.webp)
How do oil-lubricated and oil-free air compressors differ?
Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:
Oil-Lubricated Air Compressors:
1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.
2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.
3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.
4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.
Oil-Free Air Compressors:
1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.
2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.
3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.
4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.
When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.


editor by CX 2024-02-17