PTFE Gaskets
General guide tp PTFE (Polytetrafluoroethylene)
Virgin PTFE
This is the pure form of PTFE.
Standard sheets are cut from a moulded block.
Moulded sheets are bought to customer order.
PTFE has excellent resistance to most mineral and organic chemicals such as acids, bases and solvents.
Can be used to about 240 centigrade (464 farenheit).
Can release dangerous fumes if heated above 260 centigrade (500F.).
Tends to flow under pressure.
Relatively poor recovery under varying loads.
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