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PTFE oil seals, Metal skeleton oil seal Introduction
Update:2016-03-30
PTFE oil seals, Metal skeleton oil seal Parameter
Pressure: 3.5 MPa
Speed = (m/s):18
Temperature: -80/+200
Application: hydraulic support
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Steel ring and the stationary seal material selectionStandard Specification for carbon steel, under normal circumstances oil or grease the application.
304 stainless Steel the application of lubricating oil or grease in corrosive environment.
316 stainless Steel Seals of corrosive fluids.
NBR as standard material, General environment, the application of lubricating oil or grease, the applicable temperature -40 ~ 100 ℃
FKM (Viton) Application of lubricating oil or grease at high temperature, the temperature of -20 to 200 ℃
Shaft surface hardness ≧ 40HRC，(bad lubrication or high speed occasions ≧58HRC)
Surface grinding and polishing to remove angle,surface roughness Ra=0.2 ~ 0.5 um, Application of vacuum Ra ≦ 0.2um.
Axial dimension tolerance h11.
Chamfering 15 ° - 30 °
DSH Seals produces CNC machined components in a variety of sealing profiles from an extensive range of material, for more information, feel free to contacts us. Thanks for your time.