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Hebei Hankai high pressure hydraulic shaft seals
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The manufacturing process of oil seals involves several steps, starting with the selection of the raw materials. Synthetic rubber is the most commonly used material for oil seals, as it offers excellent sealing properties and flexibility

25 47 7 oil seal. Metal oil seals, on the other hand, are preferred for high-temperature applications where resistance to heat is crucial.

25 47 7 oil seal. Metal oil seals, on the other hand, are preferred for high-temperature applications where resistance to heat is crucial.
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The design must be such that it balances the need for a tight seal with the amount of friction generated during operation. Excessive friction can lead to wear and heat buildup, while insufficient sealing can allow fluid leakage. Therefore, engineers carefully select materials and dimensions to ensure optimal performance.
rotary lip seal
