"HiPerSeal ® ( High Performance Seal),HiPerLip®,Hydraulics & Pneumatics seals
HiPerSeal®, aka Spring Energized Seal and Teflon Spring Seal, is a U-shaped machined performance polymer that utilizes a single spring energizer to provide force for the sealing lips. Spring energizers are available in corrosion resistant metal alloys such as stainless steel, Elgiloy and Hastelloy to meet the most serious corrosive and high temperature applications.