Teflon PTFE washer is made in suspended resin . PTFE compared with other plastics with high temperature resistance, chemical corrosion are very good. Widely used for sealing material.
Turned PTFE washer is better thenstamped PTFE washer,Becasue turned washer dimensional accuracy very highly.and stamped washer dimensional accuracy will Cold contract after compression moulding. Used stamped washer will be Installation difficulties.That is why we recommendation turned washer .