- Effectively isolates the contact of bearing lubricating oil and other substances
- Achieve complete isolation in extreme harsh environments
- Usually used in horizontal equipment
- Highly Resistant PTFE-compound
- No Lubrication Required
- Dry Running
- No Installation Jig.
- Customization
- Cartridge unit
Application Range
- Pressure: 0 bar
- Speed: 25m/sec
- Temperature: -40°C ~ - 120°C
- Shaft size: Ø 20 ~ 200mm
Common Applications
Petrochemical Industry
Pharmaceutical Industry
Food and Beverage Industry
Infrastructure Industry
Guidelines for the Selection of Special Sizes
| Type | Shaft Size | Bore Dia | Bore Depth | Overall Width |
| Metric Standard (mm) | ||||
| PS1M | 20 ~ 50 | Shaft + 12 ~ 30 | 8 | 16 |
| PS1M | 51 ~ 100 | Shaft + 15 ~ 35 | 8 | 17 |
| PS1M | 101 ~ 150 | Shaft + 15 ~ 40 | 9 | 18 |
| PS1M | 151 ~ 200 | Shaft + 15 ~ 45 | 10 | 19 |
| Imperial English Standard (inch) | ||||
| PS1 X | 0.750 ~ 2.000 | Shaft + 0.500 ~ 1.250 | 0.315 | 0.63 |
| PS1 X | 2.001 ~ 4.000 | Shaft + 0.625 ~ 1.375 | 0.315 | 0.67 |
| PS1 X | 4.001 ~ 6.000 | Shaft + 0.625 ~ 1.575 | 0.355 | 0.71 |
| PS1 X | 6.001 ~ 8.000 | Shaft + 0.625 ~ 1.750 | 0.393 | 0.75 |
| Code | Reference | Compound |
| T | 01T | Virgin PTFE |
| O | 03T | PTFE + Carbon + Graphite |
| F | 06T | PTFE + Glass Fiber |
| Y | 09T | PTFE + Graphite |
| X | Other Requirement | For other requirement, please contact us. |
| Code | Material |
| 1 | Viton (FKM) |
| 2 | NBR |
| 3 | Alflas |
| 4 | Silicone |
| 5 | FFKM |