Valve oil seal

Valve oil seal is one of the valve seals on the engine. It is used to seal the engine valve guide rod. It is a kind of oil seal.


It is required that the valve stem oil seal can withstand high and low temperature changes, high-speed rotation and other conditions. Generally, the working temperature of the valve seals can reach about 200 °. Fluororubber is commonly used to achieve good performance.




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