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 |
10MPa |
|
|
Compressed air outlet temperature |
Air-cooled |
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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 |
37kw |
|
|
Displacement |
1.3MPa |
5.5m³/min |
|
Weight |
730kg |
|
|
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$ 2000/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
|
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|---|
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What is the impact of humidity on compressed air quality?
Humidity can have a significant impact on the quality of compressed air. Compressed air systems often draw in ambient air, which contains moisture in the form of water vapor. When this air is compressed, the moisture becomes concentrated, leading to potential issues in the compressed air. Here’s an overview of the impact of humidity on compressed air quality:
1. Corrosion:
High humidity in compressed air can contribute to corrosion within the compressed air system. The moisture in the air can react with metal surfaces, leading to rust and corrosion in pipes, tanks, valves, and other components. Corrosion not only weakens the structural integrity of the system but also introduces contaminants into the compressed air, compromising its quality and potentially damaging downstream equipment.
2. Contaminant Carryover:
Humidity in compressed air can cause carryover of contaminants. Water droplets formed due to condensation can carry particulates, oil, and other impurities present in the air. These contaminants can then be transported along with the compressed air, leading to fouling of filters, clogging of pipelines, and potential damage to pneumatic tools, machinery, and processes.
3. Decreased Efficiency of Pneumatic Systems:
Excessive moisture in compressed air can reduce the efficiency of pneumatic systems. Water droplets can obstruct or block the flow of air, leading to decreased performance of pneumatic tools and equipment. Moisture can also cause problems in control valves, actuators, and other pneumatic devices, affecting their responsiveness and accuracy.
4. Product Contamination:
In industries where compressed air comes into direct contact with products or processes, high humidity can result in product contamination. Moisture in compressed air can mix with sensitive products, leading to quality issues, spoilage, or even health hazards in industries such as food and beverage, pharmaceuticals, and electronics manufacturing.
5. Increased Maintenance Requirements:
Humidity in compressed air can increase the maintenance requirements of a compressed air system. Moisture can accumulate in filters, separators, and other air treatment components, necessitating frequent replacement or cleaning. Excessive moisture can also lead to the growth of bacteria, fungus, and mold within the system, requiring additional cleaning and maintenance efforts.
6. Adverse Effects on Instrumentation:
Humidity can adversely affect instrumentation and control systems that rely on compressed air. Moisture can disrupt the accuracy and reliability of pressure sensors, flow meters, and other pneumatic instruments, leading to incorrect measurements and control signals.
To mitigate the impact of humidity on compressed air quality, various air treatment equipment is employed, including air dryers, moisture separators, and filters. These devices help remove moisture from the compressed air, ensuring that the air supplied is dry and of high quality for the intended applications.
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What is the energy efficiency of modern air compressors?
The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:
Variable Speed Drive (VSD) Technology:
Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.
Air Leakage Reduction:
Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.
Efficient Motor Design:
The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.
Optimized Control Systems:
Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.
Air Storage and Distribution:
Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.
Energy Management and Monitoring:
Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.
It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.
Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.
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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 2024-02-04