... PTFE valve plate.also can manufacture any PTFE part.such as PTFE bush,PTFE flange washer,PTFE gear,PTFE sliding sleeve,PTFE washer,PTFE ... ball,PTFE supports ring,PTFE glyd ring,PTFE piston ring ,PTFE valve plate,PTFE ... :white/black/green/beige.working temperature:220 C PTFE valve plate