铸造工具

铝合金压铸模具

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铝合金压铸模具在生产一段时间后会龟裂,比较实在的原因是什么?有什么预防的措施尼?
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先好材料。还有热处理,压铸过程中的保养
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(1)模具温度偏高应力过大(2)模具模仁material使用8407,skd61(3)模具热处理硬度过高
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