What Is a Oil Seal
Oil Seals Are Used to Protect Shafts and Bearings from Ingress of Dirt and Foreign Matter and Egress of Oil or Grease. an Oil Seal Generally Consists of an...
Oil seals are used to protect shafts and bearings from ingress of dirt and foreign matter and egress of oil or grease. An oil seal generally consists of an outer circular metal part and an inner flexible member that does the actual sealing and is bonded to the metal part by chemical adhesive agents.
What are the types of oil seal?
- Aflas® (TFE/P) …
- Carboxylated Nitrile (XNBR) …
- Viton® (Fluoropolymer FKM) …
- Fluorinated Ethylene – Propylene (FEP) …
- Fluorosilicone (FVMQ) …
- Hydrogenated Nitrile (HNBR) or Highly Saturated Nitrile (HSN) …
- Nitrile (NBR) Buna-N & Low-Temp. …
- Polyacrylate (ACM)
What causes oil seals to fail?
Constant exposure to high temperatures, high pressures, vibrations and contact with hot fluids over a period of time will cause even the best gasket or seal to develop leaks. Except for very rare cases of catastrophic failure, gasket leaks start out as small drips that you may first notice as spots under your car.
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