Features:1. Beautiful surface 
2. Easy installation
3. Low noise level
4. No vibration, and therefore complete dynamic stability
5. Pulsation-free discharge
6. Minimal maintenance
7. Higher pressure ratio
8. Cooler running bearings
9. Longer grease life
10. Simple maintenance
11. 100%oil-free air
12. Suitable for environmental protection
13. Small dimensions
14 continuous duty