PTFE Gasket,Teflon Washer,F4 Washer,Telfon Gasket

PTFE Washer have PTFE pure washer,Envelope washer,Flange washer.There are have some excellent properties of enduring chemeistry&corrosiveness,and high & low temperature,dielectric,non-ageing,It has a wide range of practicable temperature from -180~+250 degrees centigrade and a wax-like surface where anything hardly sticks on and
the lowest coefficient of friction of all known solid materials