聚四氟乙稀、柔性石墨 PTEF,Soft graphite ; Cr,Ni Stainless steel ; Stainless steel ; Stainliess steel

聚四氟乙稀 PTFE ; teflon ; Stainless steel ; steel

聚四氟乙稀管 teflon tube

聚全氟乙丙稀 FEP

聚偏氟乙稀 Polyvinylidene Fluoride

聚偏二氟乙稀 PVDF

聚四氟乙稀产品 PTFE Seal