Oil-Sealed Rotary Piston Pumps - GLS 250-500 Series | Stokes Vacuum | Atlas Copco
As part of the Atlas Copco Group, Stokes Vacuum continues to innovate oil-lubricated rotary piston pumps. The GLS has been improved, upgraded and fine-tuned. It delivers even better dependability and productivity combined with minimal
maintenance and process downtime, especially crucial in demanding applications such as the automotive or aerospace industry and their supply chains.
Designed compactly for maximum uptime with minimal moving parts and large clearance, the GLS rotary piston pump has advanced balancing that reduces vibration and is easy to maintain. Add a ZRS booster to the GLS to increase the pumping speed.
Applications:
Chemical processing
Heat treatment
Vacuum melting
Metallurgy
Leak detection
PET processing
Large area glass coating
Large chamber pumping requirements
Pharmaceuticals
Transformer drying and cable fluid conditioning
Vacuum coating
General applications
Heat treatment
Vacuum melting
Metallurgy
Leak detection
PET processing
Large area glass coating
Large chamber pumping requirements
Pharmaceuticals
Transformer drying and cable fluid conditioning
Vacuum coating
General applications
Specifications:
| Metric | Imperial | |
|---|---|---|
| Pumping speed: | 234 - 442 m3/hr | 138 – 260 cfm |
| 500 – 2600 m3/hr | 294 – 1530 cfm by adding a ZRS booster | |
| Motor power: | 5.5 – 18.5 kW (50 Hz) | 7.5 – 25 Hp (60 Hz) |
