... and alkali resistant. 4.Strong chemical-res Filled with carbon ptfe gasket1- used at dynamic sealing and static sealing ... location for particle crystal medium 2- super high strength Material: PTFE filament, PTFE dispersion, lubricating oilConstruction: lattice ... , water,steam, ammonia, air, oils, paper stock, liquorAll kinds of PTFE ring, PTFE gasket, PTFE packing is widely used in ...