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Copper sleeve refining casting are generally the following three methods: 1. In addition to gas refining This is divided into the oxidation method to remove gas···
1, air holes: moulding material with too much water or containing a large number of gas-generating substances; poor permeability of the sand and core sand; pour···
Crusher copper bushings made using die-casting process for the temperature also has certain requirements, the temperature in the die-casting process generally r···
Our large copper bushing in the casting of the time will cause a lot of waste, the larger the copper bushing certainly with more copper alloy liquid, but also a···
Self-lubricating bronze bush can be used in many materials, today we will introduce the use of aluminium bronze material composition requirements.Aluminium bron···
Metal mould casting self-lubricating copper bushing, what is the most important step that is pouring. Then what are the precautions that it has.Pouring temperat···