Advantages of Rubber O Rings

O-ring selection is based on chemical compatibility, application temperature, sealing pressure, lubrication requirements, durometer, size and cost.

Chemical Compatibility:

  • Air, 200 – 300 °F – Silicone
  • Beer – EPDM
  • Chlorine Water – Viton (FKM)
  • Gasoline – Buna-N or Viton (FKM)
  • Hydraulic Oil (Petroleum Base, Industrial) – Buna-N
  • Hydraulic Oils (Synthetic Base) – Viton
  • Water – EPDM
  • Motor Oils – Buna-N