[Application Features] FD-4 modified PTFE tape, PTFE is the main raw material, filled with special wear-resistant mold pressed sintering agent, has good abrasion resistance, impact resistance and sealing performance. And in gasoline, without any chemical reaction. [Application] Therefore, the product can be used as tanker traffic pump piston, connecting rod washer, but also for the use of the seal ring. The main parameters Tensile strength: 23N / mm2 friction coefficient μ: 0.08 ~ 0.20 Temperature range: -100 ~ 250 ℃ maximum sliding speed: 1.5m / s