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Features of the Copper cast bearing bushing of digging machine : Material:ZHCuAlFeMnZn Performance: wear-resisting ,good toughness the ingredient and spec according to customer's need Technical process : the modelling, the smelting, the pour into centrifugal mold, takes off one's hat the mouth, the rough machining, the precision work NOTE: Changzhou City Zhoujia Coloured Casting foundry specialize in centrifugal casting ,alloy casting ,gravity casting ,sand casting for 11years .We can produce in accordance with your drawing samples
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