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材(cai)料消耗配額 = 壓(ya)鑄件凈(jing)重 + (壓(ya)鑄件凈(jing)重 + 鑄件系統重量) x 損耗率。 1. 鑄造系統的重量為壓(ya)鑄凈(jing)重的 0.2 ~ 0.8 (取決于工件的狀況)。 2. 損耗率: 銅合(he)金鑄件 7%, 鋁合(he)金鑄件 5%, 鋅合(he)金鑄...
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