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Function and rational use of automobile oil seal

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Release Date:

2021-05-24

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3

Automobile oil seal is a mechanical component used to seal grease (oil is a common liquid substance in the transmission system, also generally refers to the meaning of general liquid substance). It isolates the parts that need lubrication in the transmission parts from the output parts, so as not to let the lubricating oil leak. What are the functions of automobile oil seal?
1、 As the name suggests, oil seal is a mechanical component used to seal oil. It isolates the parts that need lubrication in the transmission parts from the output parts, so as not to let the lubricating oil leak. The seals used for static seal and dynamic seal (generally reciprocating motion) are called seals. The representative form of oil seal is TC oil seal, which is a double lip oil seal with self tightening spring completely covered by rubber. Generally speaking, oil seal often refers to this TC skeleton oil seal.
2、 Purpose and position of oil seal:
1. Engine: crankshaft - crankshaft front and rear oil seals;
2. Valve - valve oil seal (O-ring of engine repair kit) (distributor oil seal, water pump oil seal, balance shaft oil seal, oil pump oil seal, etc.); 3. Camshaft - camshaft oil seal;  
4. Transmission: transmission - front and rear oil seals of transmission;
5. Shift lever oil seal (O-ring of transmission repair kit) (transfer case - front and rear oil seals of transfer case);  
6. Rear axle: front axle shaft and rear axle shaft oil seal  
7. Differential: (front) rear angle oil seal, rear wheel oil seal, front wheel oil seal;
8. Steering gear oil seal (steering gear repair kit O-ring) steering booster oil seal (front axle shaft oil seal).
3、 All parts with liquid lubricating oil in the running body box and connected with the outside need oil seal. Some are rubber, some are metal, and most are steel reinforced rubber, such as crankshaft rear oil seal, gearbox front and rear oil seal, left and right axle oil seal, main reducer front oil seal, air compressor crankshaft oil seal, etc