We make custom spring energized PTFE seals to your desired dimensions.Spring energized PTFE seals are composed of a U-cup shaped seal jacket and a special shape metal spring energizer. It is suitable for high-speeds,Website:http://www.rayflon-seals.com, high temperature and some corrosive media applications.Materials for U-cup shaped jackets: Virgin or Filler reinforced PTFEFilled PTFEFiller TypeInorganic fillerGlass fiber, Graphite, Bronze, Carbon fiber, MoS2Organic fillerPolyimide, Aromatic Polyester, Polypheylene SulfideDepending on applications, PTFE can be mixed with fillers to meet the requirements of application in order to provide the optimum sealing properties.Features:Chemical resistanceHigh temperature resistance High shaft velocity resistance Long duration of life
