... the PTFE. Filled varieties of glass fiber, metal, metal oxide, graphite, disulfide, molybdenum, carbon slender, polyimide, EKONOL ... and so on ... harden excellent performance. Used to work in various media, gasket seals and lubrication materials, and electrical insulation used in ... a special cable insulation, wire insulation, electrical appliance and gasket can be done non-stick with sealing tape, mold ...