... temperature of 250 ° C.(3) Low temperature - low resistance with good mechanical toughness; even if the temperature dropped to -196 ... the metal, glass, pottery, anti-corrosion layers. Various PTFE rings, PTFE gaskets, PTFE packing is widely used in all kinds of anti ... sealing. In addition, can also be used for spinning, the PTFE fiber - Teflon (foreign trade name Teflon). Chemical, petrochemical, oil ...