Oil seals are generally divided into single type and assembly type.
Assembled type is the frame and lip material can be freely combined, generally used for special oil seals.

Oil seals can be divided into various forms and different names from the sealing function, characteristics, structure type, working state and sealing mechanism of oil seals. However, it is customary to call the rotary shaft lip seal ring oil seal, static seal and dynamic seal (generally reciprocating motion). ) Is called a seal.

The representative form of the oil seal is the TC oil seal, which is a double-lip oil seal with a self-tightening spring covered with rubber. Generally speaking, the oil seal often refers to this tc skeleton oil seal.

Oil seal played very important role in shock absorber , the bad quality of oil seal will caused shock absorber oil leak .
The oil seal sold by JSR  Auto , is use the high quality material , such as NBR , HNBR , the spring use SUS and Metal part use carbon steel , it is quality guaranty . It has the characteristics of high temperature resistance, acid and alkali resistance, aging resistance, oil resistance, etc.

JSR  Auto have more than 10 quality person to check the quality before delivery , include size measurement , material check .

Packing

Equipment

Testing