Main exceptions are molten alkali metals and elemental fluorine at high temperature and pressure
Application:
Used in a wide variety of static application in nearly all kind of industries
The exceptional malleability of expanded PTFE can compensate for out-of-parallel and/or damaged sealing surfaces and allows use with stress sensitive connections and applications where only a limited flange load is available
Sealing of flanges, pump housings, compressors, hand-holes and manholes, air ducts, compensators, heat exchangers and etc.
Operating Temperature:
Continuous – from -240 °C (-400 °F) up to 260 °C (500 °F)