Oil Free Screw Air Compressor Manufacturer & Factory Serving the India Market

Providing ISO 8573-1 Class 0 Certified 100% Oil-Free Screw Air Compressors Engineered for High-Temperature Industrial Challenges in India.

Send Inquiry Now Download Whitepaper
100%
Class 0 Oil-Free Air
50°C+
High Ambient Operation
Up to 35%
Energy VSD Saving
24/7
Industrial Reliability

High Quality Equipment

Top 100% Oil-Free Systems for Indian Projects

OEM Smart Energy Saving Water Lubricating 100% Oil Free Screw Air Compressor

OEM Smart Energy Saving Water Lubricating 100% Oil Free Screw Compressor (Fixed Speed / VSD PM) for India

Ultra-efficient water-lubricated compressor offering clean, contaminant-free air, custom configured with advanced PM motors for voltage stability in Indian grids.

View Details
ODM Four in One Screw Air Compressor

ODM Four-in-One 7.5KW-22KW Screw Air Compressor Integrated System with Tank, Dryer & Inline Filters

Compact design containing air storage, refrigeration dryer, and particulate filters to provide dry, pure compressed air on demand.

View Details
ODM 7.5kw 10HP AC Power Screw Compressor

ODM Four-In-One 7.5kw 10HP AC Power Industrial Screw Compressor System (Fixed Speed, High Performance)

Specially calibrated for small-to-medium manufacturing environments in India requiring continuous, dependable performance.

View Details
OEM 55kw Two Stage Screw Air Compressor

OEM 55KW 75HP Two-Stage Direct Drive Screw Air Compressor with VSD PM Motor & High-Efficiency Inverter

Engineered with dynamic multi-stage compression, reducing specific power consumption dramatically for large textile and cement plants.

View Details
Request Instant Technical Quote

Indian Industrial Analysis

Navigating Compressed Air Challenges in the Indian Subcontinent

High Ambient Temp & Humidity Resistance

Indian industrial zones experience ambient temperatures rising past 45°C to 50°C, especially during summers in states like Gujarat, Rajasthan, and Uttar Pradesh. Standard air compressors frequently suffer from high-temperature trips and thermal degradation of oil, causing oil vapors to bleed into the air line.

Our Oil-Free Screw Air Compressors address this bottleneck. By utilizing high-capacity oversized heat exchangers and water-lubricated compression mechanisms, our machines maintain cooling margins even under peak tropical temperatures, ensuring continuous operation without downtime.

Strict Adherence to Quality Standards

As India transforms into a global hub for pharmaceuticals (Hyderabad, Himachal Pradesh), food processing (Maharashtra, Punjab), and microelectronics, compliance with ISO 8573-1 Class 0 is mandatory. Standard oil-injected systems using inline coalescing filters still present risks of oil carryover and product contamination.

We supply 100% oil-free solutions that eliminate this vector of operational risk. Clean compressed air protects critical processing stages, maintains product purity, and satisfies regulatory requirements from bodies like the FDA and local Indian agencies.

Pharmaceutical & Biotech

Zero oil contamination is required for processes involving raw materials, drug synthesis, pill pressing, and cleanroom instrumentation. A failure in air quality can ruin entire production batches.

Food & Beverage Packaging

Used directly in pneumatic transport, sorting, and packaging. Eliminating hydrocarbons guarantees that aroma, taste, and safety profiles remain unaffected during processing.

High-Precision Textile Production

Air-jet looms demand clean air. Even tiny oil droplets can ruin fabrics, block yarn nozzles, and increase maintenance costs in spinning and weaving plants.

Technology & Engineering

Technical Comparison: Dry Type vs. Water-Lubricated Oil-Free Systems

Selecting the proper technical setup requires evaluating system efficiency, wear cycles, and initial capital vs. operational expenditure (CAPEX vs. OPEX). Our factory builds both Dry-type oil-free screw compressors and Water-lubricated oil-free compressors to meet diverse engineering needs.

  • Isothermal Water Lubrication

    Injecting highly filtered pure water absorbs heat during compression, enabling near-isothermal compression with high efficiency.

  • Dry Screw Durability (Special Coating)

    Equipped with advanced food-grade Teflon or Molybdenum coatings on rotors to prevent degradation and maintain tight clearances over extended lifespans.

  • Permanent Magnet VSD Control

    Adapts to load demands dynamically to eliminate unloading losses. Excellent for regions facing fluctuating electrical frequencies.

Indian Grid Adaptability

Voltage drops and surges are common in industrial sub-stations in India. Our standard control panels feature smart PLCs with advanced protective relays for phase-loss, over-voltage, and under-voltage protection.

Combined with a high-performance variable speed inverter (VSD), the motor starts soft, keeping starting currents within grid limits and saving on peak demand charges.

Get Custom Electrical Spec Sheet
Performance Parameters Water-Lubricated Oil-Free Screw Dry-Type Oil-Free Screw Standard Oil-Injected Screw (For Comparison)
Operating Air Temperature Low (Close to ambient 40°C - 50°C) High (requires intensive intercooling) Moderate (75°C - 95°C)
Purity Standards ISO 8573-1 Class 0 Certified ISO 8573-1 Class 0 Certified Class 2-4 (requires heavy post-filtration)
Sealing Medium Demineralized Water System Dual Labyrinth Air / Oil Seals Synthetic Compressor Lubricants
Energy Performance (Specific Power) Outstanding (Isothermal efficiency) Good (requires dual-stage optimization) Baseline efficiency
Typical Applications in India Pharma injectables, electronics, critical F&B Automotive paint booths, heavy process manufacturing General machinery workshops, pneumatic tooling

Product Catalog

Energy-Saving Variable Speed & Large-Capacity Screw Compressors

OEM Oil Cooled Screw Air Compressor 55kw

OEM Oil Cooled Screw Air Compressor 55kw 75hp Industrial Rotary System for Indian Heavy Metallurgy

Designed for heavy industrial duties, featuring dual-cooling configurations that prevent oxidation in dusty environments.

View Details
ODM 11kw Low Noise Water Lubricating Oil Free Screw Air Compressor

ODM 11kw 15Hp Low Noise Water Lubricating Oil Free Screw Air Compressor for Scientific Cleanrooms

Silent enclosure delivering 100% oilless air, ideal for clinics, packaging plants, and high-purity applications.

View Details
ODM PM VSD Rotary Screw Air Compressor

ODM 7.5-132 KW Frequency Inverter PM VSD Rotary Screw Compressor for Varying Indian Manufacturing Loads

Highly customizable frequency-inverter series designed to match flow demands and lower energy usage.

View Details
ODM VFD PM Two Stage Screw Air Compressor 315kw

ODM VFD PM Two-Stage Screw Compressor 315kw 1.3Mpa with Level 1 Energy Efficiency for Large Plants

Engineered for large factories, providing high pressure, stable performance, and lower energy costs.

View Details
OEM High Efficiency Direct Drive Industrial Screw Compressor

OEM High Efficiency Direct Drive Industrial 7.5kw-535kw 7-13bar Stationary Screw Compressor Series

Covers a broad power range with direct-drive setups, ensuring minimal transmission losses for steel and paper mills.

View Details
China EGV-132A-140 Oil-Free VFD Screw Blower

China EGV-132A-140 Oil-Free Permanent Magnet VFD Screw Blower for Wastewater Treatment & Aeration

Highly efficient low-pressure oil-free blower ideal for municipal aeration systems and bulk material handling.

View Details
ODM Two In One Screw Compressor with Air Tank

ODM Two-In-One 7.5kw 10HP AC Power Screw Compressor Integrated with Air Tank for Small Precision Workshops

Integrated air tank setup that reduces pressure fluctuations and saves floor space.

View Details
OEM Industrial Oil Free Vsd Screw Air Blower Vacuum Pump

OEM Industrial Oil Free VSD Screw Blower / Vacuum Pump with Inverter & Permanent Magnet Motor

Combines blowers and vacuum pumps into a unified, oil-free VSD system optimized for chemical and packaging plants.

View Details

Global Procurement Standards

E-E-A-T Sourcing Requirements for Global and Indian EPCs

🛡️

ISO 8573-1 Class 0 Certification

Our oil-free screw air compressors undergo strict quality audits to confirm that no oil aerosols, vapors, or liquids are present in the air stream. We provide authentic, verifiable compliance reports from leading global testing labs.

⚙️

High ASME & CE Engineering Standards

All pressure vessels, intercoolers, and structural frames comply with ASME Section VIII and CE guidelines. This ensures safe operations at high working pressures under demanding continuous workloads.

📊

Optimized Life Cycle Cost (LCC)

Energy accounts for over 70% of a compressor's lifetime cost. Our design features VSD permanent magnet motors and optimized screw profiles to reduce your total cost of ownership (TCO) and support corporate carbon reduction goals.

Complete Industrial Series

Vacuum Pumps, Laser-Cutting Compressors, and Specialized Screw Blowers

OEM High Quality Screw Vacuum Pump

OEM High Quality Screw Vacuum Pump with Permanent Magnet Frequency Conversion & Variable Pitch Design

Delivers stable vacuum pressures with lower power draws, serving chemical processing and electronics manufacturing.

View Details
ODM Energy Saving Air Cooling Screw Compressor

ODM Energy Saving Air Cooling Two-Stage Direct Driven Screw Compressor for Heavy Industrial Use

Utilizes an inline stage cooling design to maximize displacement efficiency while keeping maintenance simple.

View Details
ODM 15.5bar special pressure screw compressor

ODM 15.5bar High-Pressure Special Screw Air Compressor Built for Laser Cutting Machines in India

Engineered specifically to supply high-pressure air that ensures clean, burr-free cuts on thick sheet metal.

View Details
ODM Fixed Speed Screw Air Compressor

ODM Fixed Speed Screw Air Compressor Industrial Power Series (7.5kw to 400kw) for Continuous Base Loads

A rugged, straightforward design with high durability, ideal for continuous baseload demands.

View Details

Original Product Range

Compression Engine & Auxiliary Industrial Equipment

Four in One 7.5KW 11KW 15KW 22KW Screw Air Compressor

Four in One 7.5KW 11KW 15KW 22KW Screw Air Compressor Integrated Setup

An all-in-one unit designed for tight production floors, pre-piped for quick electrical installation.

See more products >
Low Noise Dry Type Oil Free Screw Air Compressor

Low Noise Dry Type Oil Free Screw Air Compressor for Urban Laboratories

Features advanced internal dampening materials to keep operating noise below standard levels.

See more products >
280kw Low Noise Dry Type Oil Free Screw Air Compressor

280kw Low Noise Dry Type Oil Free Screw Air Compressor for Industrial Utilities

Built to supply large-scale process air while keeping environmental noise footprints minimal.

See more products >
110Kw/150Hp Two-Stage Rotary Screw Air Compressor

110Kw/150Hp Two-Stage Rotary Screw Air Compressor for Medium Pressure Grids

Equipped with balanced stage ratios to achieve lower energy metrics per CFM.

See more products >
Two In One 7.5kw 10HP AC Power Screw Compressor

Two In One 7.5kw 10HP AC Power Screw Compressor System

Integrates space-saving configurations with high-output air performance.

See more products >
Four In One 7.5kw 10HP AC Power Screw Compressor

Four In One 7.5kw 10HP AC Power Screw Compressor System

A ready-to-run package with matching dryers, storage, and filter modules.

See more products >
Two-stage 132kw high power Energy-Saving Screw Compressor

Two-stage 132kw High Power Energy-Saving Screw Compressor

A heavy-duty system built for continuous production lines, using optimized flow channels.

See more products >
VFD PM Two Stage Screw Air Compressor 315kw

VFD PM Two Stage Screw Air Compressor 315kw 1.3Mpa High Pressure Unit

Built to supply stable high-pressure process air under varying load requirements.

See more products >
7.5kw 10HP AC Power Screw Compressor

7.5kw 10HP AC Power Screw Compressor Fixed Speed Series

Simple operation, high durability, and low maintenance overheads for industrial applications.

See more products >
All In One Silent Industrial Air Compressor 7.5kw

All In One Silent Industrial Air Compressor 7.5kw-22kw Series

Integrated screw compressor, explosion-proof design. Factory wholesale prices. OEM services for global brands. Low operating noise, high-quality build, and 1-year warranty. Support on sizing and site layout.

See more products >
7.5kw 10hp Air-compressors Screw Rotary

7.5kw 10hp Air-Compressors Screw Rotary Air System

Model XD-8A: FAD: 0.8-1.2m³/min, Pressure: 7-12bar, PLC Auto Controller, Direct Coupling, Star-Delta Start, Air Cooled, IP55 Motor, Weight: 178kg. Rotational compression design.

See more products >
Energy Saving Air Cooling Two Stage Screw Compressor

Energy Saving Air Cooling Screw Compressor Two Stage Direct Driven

Features an equal pressure ratio, minimal leakage, and low noise design. The first and second stage rotors are housed in a single casing and driven directly via front gearing to optimize rotational speeds.

See more products >

Trust Us, Choose Us

About Us

Brief Description

Shanghai Honest Compressor Co., Ltd. is a British-owned enterprise founded in early 2004. Our manufacturing plant is located at NO. 355 Jiajian Branch Road, Malu Town, Jiading District, Shanghai, China.

We are a large-scale manufacturing enterprise specializing in twin-screw air compressors and a supplier of comprehensive air systems. Our product line includes piston air compressors (low, medium, high pressure, and oil-free), screw air compressor systems (3KW-480KW, gas separation equipment, refrigerant compressors, refrigerated dryers, filters, ceramic membrane filtration systems), as well as related consumables and accessories.

Read More >
Shanghai Honest Compressor Manufacturing Factory Floor
Production Detail 1 Production Detail 2 Production Detail 3 Production Detail 4 Production Detail 5 Production Detail 6

Participate in Exhibition Activities

Events & Trade Shows

Industrial Vacuum Pumps & Compressors Exhibition Floor

Industrial Expo & Compressor Technologies

Showcasing our latest permanent magnet VSD systems and multi-stage oil-free screw air compressors for key international manufacturing sectors.

MARKET ANALYSIS REPORT

Dry Vacuum Pump Market Size, Growth, Trends and Report 2034

According to MRFR analysis, the 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 in 2034, registering steady growth driven by clean manufacturing requirements globally.

Read Report Details

Industrial FAQ

Sourcing & Technical Insights for Indian Buyers

How does water-lubricated technology compare to dry oil-free setups?
Water-lubricated compressors inject demineralized water into the compression chamber to seal clearances, lubricate components, and cool the process. This enables near-isothermal compression, lowering energy consumption. Dry-type units rely on precision clearances and special rotor coatings (like Teflon) without a liquid sealant in the chamber, which often requires two-stage compression and intercooling for higher pressures.
How do high ambient temperatures in India impact oil-free compressors?
High ambient conditions can cause standard compressors to overheat. Oil-free units do not use oil to absorb compression heat, making thermal management critical. We address this by using oversized heat exchangers, heavy-duty cooling fans, and water-lubricated cooling options to ensure continuous operations at temperatures exceeding 45°C.
What makes VSD PM motors beneficial for Indian industrial operations?
Variable Speed Drive (VSD) Permanent Magnet (PM) motors dynamically adjust motor speed to match actual compressed air demand. This eliminates the energy losses associated with running the compressor unloaded. In regions with fluctuating supply, VSD units also limit startup current spikes, protecting both the grid and the machine.
What metrics determine Class 0 certification under ISO 8573-1?
ISO 8573-1 Class 0 specifies zero oil contamination. The total oil concentration (including liquid, aerosol, and vapor) must remain below 0.01 mg/m³ at standard pressure and temperature. Our oil-free systems are designed and tested to consistently meet this standard.
Are there specific maintenance requirements for water-lubricated models?
Yes, they require a steady supply of demineralized water to prevent mineral buildup and scale on the rotors. Our systems include integrated water purification and filtration loops that recycle and clean the water, helping to extend the service life of internal components.
Do you provide local service and technical support in India?
Yes. We partner with local industrial distributors and field technicians across major manufacturing hubs in India (including Pune, Chennai, Gurgaon, and Ahmedabad). This network handles installation, provides spare parts, and assists with routine maintenance.
Which industries in India require Class 0 air?
Industries where oil contamination can compromise product quality or safety require Class 0 air. This includes pharmaceutical manufacturing, food processing and packaging, microelectronics fabrication, and precision textile production.
How can I select the right oil-free screw compressor for my facility?
Key factors include your required flow rate (CFM/m³ per min), operating pressure (bar/PSI), typical load variations (constant vs. variable demand), ambient environmental conditions, and facility space constraints. Contact our engineering team for a customized layout and system proposal.

Optimize Your Process Air Quality Today

Get in touch with our technical sales team for comprehensive oil-free engineering specs, pricing sheets, and advice on local support in India.

Send Inquiry Now