Basic Info
  • Factory Location: Shanghai

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Sample Provided: no

    Spring-actuated PTFE seals are high-performance seals with special springs fitted inside a U-shaped PTFE. The appropriate spring force, combined with system fluid pressure, pushes out the working lip of the seal and gently presses it against the sealed face to produce a very good sealing effect. The sealing working lip is optimally short and thick, which reduces friction and extends life. Polytetrafluoroethylene is a sealing material with excellent chemical resistance and good heat resistance, and can be used in most chemical fluids, solvents, and hydraulic oils, lubricants, and its compression deformation is very small, so it can play a long-term sealing performance. The use of temperature range from refrigerant to 300 ℃, pressure from vacuum to ultra-high pressure 700kg/cm2 (about 70MPa), moving speed of up to 20m / s. The spring can be used in different environments, the choice of stainless steel, corrosion-resistant alloys, etc., so that it can be used in a variety of high-temperature corrosive fluids occasions. Wings can produce spring coils with outside diameters from 1.0mm to 2.5m, and existing customers are using 1.0mm spring coils.
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    Shanghai Yinian Sealing Technology Co., Ltd.
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