Corken T-91 Oil-Free Gas Compressor
Compact triple-packed oil-free recovery compressor for botanical extraction. Recovers 2 lb/min butane or 6 lb/min propane at up to 335 PSI. UL/CSA certified, C1D1 compliant.
Description
The Corken T-91 is a compact, oil-free reciprocating compressor with triple packing seals designed for solvent recovery in botanical extraction labs. Zero oil contamination of process gas makes it the clean choice for butane and propane recovery.
Specifications
- Max Pressure: 335 PSI (23.1 bar)
- Displacement: 4.0–8.3 CFM (6.8–14.1 m³/hr)
- Max Horsepower: 7.5 HP (5.6 kW)
- Bore / Stroke: 3.0″ / 2.5″
- RPM Range: 400–825
- Butane Recovery: ~2 lb/min
- Propane Recovery: ~6 lb/min
- 70/30 Blend Recovery: ~4 lb/min
- Noise Level: ~85 dBA @ 3 ft
- Certifications: UL, CSA, C1D1
Key Features
- Triple packing seal design — superior vapor containment
- Oil-free operation — no lubricant contamination
- Compact footprint — ideal for bench-scale and small commercial setups
- No external air compressor required
- Compatible with butane, propane, and blended hydrocarbon solvents







