High-temperature, high-pressure packing for steam and thermal duty.
This high-temperature and high-pressure graphite fiber packing is suitable for sealing almost all media except a few strong oxidizing agents. It is designed for hot water, high-temperature / high-pressure steam, heat exchange media, hydrogen, ammonia, organic solvents, hydrocarbons and cryogenic liquids.
It is widely applied in valve sealing within petroleum, power plants, chemicals and steel mills. The material features high mechanical strength, excellent versatility, superior flexibility and high durability, providing effective protection for the shaft.
| Item | Light duty | Standard | Heavy duty |
| Pressure | 20 MPa | 100 MPa | 250 MPa |
|---|---|---|---|
| Temperature | -200~560 °C | -200~560 °C | -200~560 °C |
| Linear speed | 0~20 m/s | 0~20 m/s | 0~20 m/s |
| pH value | 0~14 | 0~14 | 0~14 |
Typical values for the product family. Final selection depends on media, temperature, pressure and shaft speed — contact us for a recommendation.
Universal chemical-resistant packing for pumps, valves and reactors.
PTFE packing with lubricant for low-friction shaft service.
Graphite / PTFE composite yarn for demanding sealing duty.
