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  • Reason Analysis Of Common Valve Burning
    Jan 16, 2018

    Valve exhaust to the most common exhaust valve, the basic reason is the valve seat distortion and coke. In addition, such as improper valve clearance adjustment, excessive wear and tear can also cause valve burning.

    When the valve seat is distorted, the temperature of the valve sealing surface of the registered Hong Kong company and the local pressure between the valve and the seat increase at the same time. Valve often appear on the sealing surface of the trench, the high temperature gas erosion will form a burn. When the valve sealing surface and the valve seat when the carbon deposition is serious, so that deterioration of heat transfer conditions, but also prone to deformation, resulting in valve burning.