... packing made of different fibers,e.p carbon fiber,PTFE fiber,aramid fiber,glass fiber and mixed aramid and carbon . 1.Use: the PTFE braid (woven ... fertilizer industry,dyestuff,coating,chemical fiber industry, pharmacy,food, etc.2.spec: Within 3x3~60x60mm.Varieties:PTFE ,PTFE asbestos,carbon fiber,graphite,and copper ...