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    Wear-Resistant Rings with Step

    Introduction:Ring carrier inserts are made by High-nickel austenite casting iron material and used to the first groove of aluminum piston. Ring carrier inserts can increase resistance of piston to wearing and dramatically increase the lifespan of the piston; in the meantime, it can also increase the air tightness of the piston in the cylinder, reduce emission and air pollution, then benefit the environment.
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