Explore our premium product line featuring high-efficiency twin-screw configurations, advanced oil-free technology, and integrated downstream dryers designed to minimize Total Cost of Ownership (TCO).
Optimized for high-yield mining and heavy industry, this 132kW two-stage rotary unit splits pressure ratios to lower thermal losses, achieving up to 15% energy savings compared to conventional single-stage systems.
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A space-saving, all-in-one installation combining a smart rotary screw module, receiver tank (300L/500L/600L), refrigerated air dryer, and precision filters to produce dry, clean air out-of-the-box.
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Engineered with dual dryer configurations (refrigerated and adsorption), this 22kW system achieves ultra-low pressure dew points for sensitive electronics and powder coating applications.
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Heavy-duty dry type oil-free compressor. Ideal for pharmaceutical processing and chemical synthesis, preventing downstream contamination with strict air isolation seals.
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Utilizes clean water as the cooling and sealing medium to guarantee 100% oil-free operation (ISO 8573-1 Class 0). Integrated with permanent magnet variable speed drive (VSD PM).
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Designed for low-noise workplace environments, this 11kW oilless unit operates quietly while providing clean, oil-free air for clinics, testing labs, and packaging centers.
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Specialized for low-pressure applications (3 to 5 bar) like bulk material transport, glass manufacturing, and wastewater treatment, preventing energy loss from over-compression.
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Features high-grade IP55/IP54 dust and moisture-proof protection. Suitable for rugged industrial setups where continuous operation and thermal tolerance are critical.
View SpecificationsDeep-dive into the thermodynamic cycles, efficiency curves, and operational benefits of industrial screw air compressors.
Industrial rotary screw compressors consume a significant portion of a factory’s electrical budget. To address this, high-capacity models utilize two-stage compression. When air is compressed in a single stage, its temperature rises rapidly, increasing pressure resistance and energy consumption. By splitting the process into two separate stages with an intercooling zone, we cool the air between stages. This moves the compression curve closer to the highly efficient isothermal compression line, saving up to 15% in electrical power.
Permanent Magnet Variable Speed Drive motors dynamically match motor speed to real-time air demand. This eliminates unload cycles, reduces system wear, and cuts energy use by up to 40% under varying loads.
Our water-lubricated oil-free screw systems deliver clean, trace-free air without the risk of oil carryover. This is crucial for food packaging, cleanrooms, and delicate chemical processing.
Built with robust casting housings, heavy-duty bearings, and IP55/IP54 rated motors, our compressors handle dusty environments, high vibration, and wide ambient temperature fluctuations.
Compare standard air compression layouts to select the right setup for your operational demands.
| Compressor Type | Lubrication Method | Ideal Applications | Typical Efficiency Rating | Noise Levels (dB) |
|---|---|---|---|---|
| Direct Drive Screw (Fixed Speed) | Oil-Injected | Manufacturing, Assembly plants, Foundries | Good (Continuous demand) | 65 - 72 |
| Two-Stage VSD PM Screw | Oil-Injected | Large mines, Steel mills, Continuous heavy operation | Premium (Highly variable load) | 62 - 68 |
| Water-Lubricated Screw | Oil-Free (Pure Water) | Pharmaceuticals, Food & Beverage, Medical labs | Excellent (High safety) | 60 - 65 |
| Dry-Type Oil-Free Rotary | Oil-Free (Isolation Seal) | Microelectronics, Chemical synthesis, Laboratories | Standard (Continuous demand) | 64 - 70 |
We supply high-efficiency air compressor systems designed for diverse global environments, ensuring reliable operation under varying regulatory frameworks.
Procurement teams face the challenge of balancing initial equipment costs with long-term energy, maintenance, and compliance expenses. Modern manufacturing demands compressed air systems that meet strict regional certifications (like CE in Europe, ASME/UL in the Americas, and ISO 8573 standards).
By working with a single supplier, procurement managers can streamline installation and maintenance. From small 7.5kW units with integrated air tanks to large 315kW high-flow compressors, our systems provide reliable power for applications such as mineral sorting, electronics manufacturing, and pneumatic processing.
Shanghai Honest Compressor Co., Ltd. — Your trusted British-owned manufacturing partner in China.
Shanghai Honest Compressor Co., Ltd. is a British-owned enterprise founded in early 2004. Our primary manufacturing facility is located at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China.
As a large-scale manufacturer of twin-screw air compressors in China, we are a key supplier of global air system solutions. Our product range includes piston air compressors (low, medium, and high pressure, as well as oil-free units), complete screw air compressor systems (from 3kW to 480kW), gas separation equipment, refrigerant compressors, refrigerated air dryers, line filters, ceramic membrane filtration systems, and replacement parts.
Premium air end elements, direct coupled drive assemblies, and low-noise air designs.
Space-saving integrated layout. Includes compressor, dry receiver, and filtration blocks on a single, easy-to-install skid.
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Optimized profile rotors run dry without lubricant in the compression chamber, ensuring oil-free air delivery.
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High-volume 280kW oil-free rotary compressor. Delivers consistent, oil-free air flow for large manufacturing facilities.
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110kW two-stage unit designed to handle high continuous loads in heavy industrial applications.
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A compact, space-saving 7.5kW unit with a dry receiver tank, designed for workshops and smaller facilities.
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Integrated layout featuring an air receiver, dryer, and particulate filters to supply clean, dry air.
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Optimized for high-yield mining and heavy industry, this 132kW two-stage rotary unit splits pressure ratios to lower thermal losses, achieving up to 15% energy savings compared to conventional single-stage systems.
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High-flow 315kW compressor. Combines VFD PM control with a two-stage air end for large-scale operations.
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Simple, reliable 7.5kW fixed speed compressor designed for continuous duty in small manufacturing workshops.
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Quiet, integrated design with sound dampening paneling. Perfect for light assembly lines and workshops.
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Direct driven unit featuring an automatic PLC controller, IP55 protection rating, and low vibration output.
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Two-stage air cooling system featuring a balanced pressure ratio and low-noise air end for efficient operation.
Read MoreOur commitment to developing energy-efficient, low-carbon industrial air systems.
Deploying real-time monitoring and smart scheduling controls across multi-compressor installations to reduce standby energy losses.
Expanding our water-lubricated product line to offer clean, Class 0 oil-free air for food, chemical, and medical packaging processes.
Optimizing rotor profiles to lower specific power requirements, helping clients reduce operational emissions and carbon output.
Common questions from engineers and procurement teams regarding our rotary screw systems.
By dividing the total compression ratio into two stages, the air is cooled between the first and second stage. This intercooling step reduces the temperature of the air, lowering the power needed to complete the compression cycle.
Unlike standard fixed-speed systems that continuously run the motor, VSD PM adjusts motor speed to match actual air demand. This avoids energy-heavy unload cycles, saving up to 40% in electricity costs.
Water-lubricated compressors use water instead of oil to seal and cool the rotors. This guarantees 100% oil-free air (certified ISO 8573-1 Class 0), making them ideal for pharmaceuticals, electronics, and food packaging where contamination must be avoided.
Our heavy-duty industrial compressors feature IP54 and IP55 rated motors. These enclosures protect the motor against dust build-up and direct splashing water, ensuring reliable operation in mines and processing plants.
Stay up to date with our global trade shows, product releases, and industrial vacuum market reports.
According to recent MRFR analysis, the global dry vacuum pump market size is valued at US$ 5.97 billion in 2024. The dry vacuum pump market is expected to grow from US$ 6.17 billion in 2025 to US$ 8.28 billion by 2034, registering stable growth as chemical, medical, and semiconductor manufacturing facilities upgrade their setups to energy-saving dry industrial systems.
Complete your facility planning with our range of dry-type oil-free units, low-pressure screw compressors, and stationary diesel systems.
Optimized oil-free screw machine featuring a quiet-running enclosure, designed for workplace installations where noise control is critical.
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A 7.5kW unit with a dry receiver tank and filtration modules, designed for automotive workshops and fabrication facilities.
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A series of direct-drive compressors ranging from 7.5kW to 535kW, with pressure options of 7, 8, 10, or 13 bar, built for high-demand industrial systems.
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Two-stage electrical air compressor that lowers temperature rises during compression, reducing power consumption in continuous operation.
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High-volume 280kW oil-free rotary compressor. Delivers consistent, oil-free air flow for large manufacturing facilities.
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Features a high-grade Permanent Magnet motor and inverter control, matching air output to demand to reduce energy usage.
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Stationary compressor powered by Cummins, Weichai, or Yuchai diesel engines, designed for remote mining and construction sites.
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A 15kW/20HP stationary screw compressor built for continuous, reliable operation in packaging plants and workshops.
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