ส่วนประกอบ : Coil packing made of carbonized fabric yarn, processed with PTFE dispersion and lubrication oil, then braided into square cross section and finished with PTFE, fine graphite and lubricationg oil
การใช้งาน : Used as seal for valves and rotary shaft treating industrial water, animal/plant/mineral oil, powder, gas strong acid (except oxidative acid), etc.