2~4.6 Bar Oil-free Screw Air Compressor Air End CD26S

Ingersoll Rand CD26S Oil-Free Air End

Definition

• Single-stage, gear-driven oil-free screw air end

• Manufactured by Ingersoll Rand (GHH-RAND)

• Part of the CD.S series of dry-running compressor blocks

• Designed for 100% oil-free compressed air applications

• Commonly paired with the APC50 low-pressure compressor package

• Built for continuous operation in demanding industrial environments

Key Features & Advantages

• Ultracoat Coating – Enhances efficiency, lowers discharge temperature, increases flow, reduces power consumption, and provides corrosion protection up to 270°C.

• Single-Stage Compression – Simple, reliable design ideal for low-pressure applications up to 3.5 bar (50 psig).

• Gear-Driven Configuration – Flanged directly to a gearbox with integrated oil system for a compact, complete package.

• 100% Oil-Free Operation – Dry-running screw design eliminates oil contamination risk, essential for sensitive processes.

• High Efficiency – Optimized rotor profiles and Ultracoat coating deliver superior volumetric efficiency with minimal clearances.

• Corrosion Protection – ULTRACOAT safeguards compression chamber components even under extreme conditions.

• Low Maintenance – No oil separation or disposal; robust design ensures long service life.

Typical Technical Parameters

Applications

• Pneumatic Conveying – Bulk handling of cement, chemicals, plastics, food, and pharmaceuticals

• Wastewater Treatment – Aeration and oxidation processes

• Water Treatment – Ozone generation for drinking water purification

• Jet Starting – Starting systems for aircraft engines and gas turbines

• Nitrogen Generation – Feed air for on-site N₂ systems

• Bulk Tanker Unloading – Ship unloading and dry bulk transport

• Mining & Steel – Filter cleaning and process air

• Paper & Printing – Vacuum systems and drying

• Glass Manufacturing – Process air for forming and handling