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      1. 活塞總成由活塞芯、活塞膠皮、卡簧、壓板組成。其中活塞芯的材質為42CrMo,活塞膠皮的材質為丁腈橡膠或聚氨酯橡膠。我公司生產的活塞總成耐高溫、耐磨損、耐腐蝕,使用壽命長,符合API7K標準,??膳c國內外各類泥漿泵配套使用。

        夜夜艹
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