The gasket consists of asbestos, non-asbestos, rubber etc. cushion material having exposed surface covered with PTFE envelope. Depends on excellent corrosion resistance and compession resilient. Its widely used in strong alkalis, cryogenic fluids, oxygen, chlorine gas and disallowable polluted medium etc
Material of Jacket | Cross section | Temperature | Pressure |
Asbestos Joint Sheet |
| 150 | 1 |
Non-asbestos Joint Sheet | 200 | 2 | |
Asbestos Joint Sheet between layers of Asbestos millboard | 220 | 2.5 | |
Non-asbestos Joint Sheet between layers of Non-asbestos millboard | 220 | 2.5 |