Teflon Gasket with Carbon 1.Self-lubricating. 2.Non-viscous, no aging. 3.Acid ... and alkali resistant. 4.Strong chemical-res Filled with carbon ptfe gasket1- used at dynamic sealing and static sealing location ... Media: chemicals, solvents, corrosives, gases, water,steam, ammonia, air, oils, paper stock, liquorAll kinds of PTFE ring, PTFE gasket, PTFE packing ...