... It is die-pressed or turned by 100% pure PTFE raw material. In the known plastics, the ... 180~+260 temperature range.Product structure: PTFE products include PTFE Sheet, tube , rod , film , and gasket, etc ... It is die-pressed or turned by 100% pure PTFE raw material. In the known plastics, ... copper, etc., then die-pressed. Comparing with the pure PTFE product, it has better compressive strength, wearing ...