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研究了铝合金压铸件中的硬质点和基体材质较硬区中几种硬质金属杂质相 (如AlSiMnFe等 )的形貌和本质 ,讨论了它们产生的原因 ,并提出了防止的措施。
The morphology and nature of several hard metal impurity phases (such as AlSiMnFe) in the hard die of aluminum alloy die-castings were investigated. The reasons for their occurrence and the measures to prevent them were also discussed.