压铸铝锭的选择

2025-03-25 04:08:24
推荐回答(1个)
回答(1):

1. 客户对有严格要求的牌号铝锭.需按客户要求的牌号铝锭生产.
2. 客户要求一般或无要求.(或要求铝硅系合金)
客户对铸件的材料无特殊要求时,依目前市场调查情况来看,85%的压铸厂会选择副牌铝锭,10%的压铸厂会选择YZ102铝锭, 5%的压铸厂不知选择何种铝锭. 那我们要选用何种铝锭才最为划算呢?
单从价格上看,副牌铝锭价格最低,通常情况下比ADC12国标铝锭便宜约400元/吨; 但如果从化学及物理学角度来分析,其实YZ102铝锭是最节省成本的材料(成份如上表第6条介绍).
分析如下:
1,从表面分析,
虽然YZ 102铝锭比副牌铝锭价格要高出100-200元/吨,但YZ 102铝锭含铜,含铁,含锌量都比较低,密度比一般副牌铝锭要轻7%-9%,也就代表重量相同的YZ 102铝锭要比副牌铝锭多产出7%~9%的产品;
2,YZ102铝锭,ADC12铝锭,副牌铝锭的比重(密度)对照.
重量(质量),密度,体积的三者关系:重量(质量)=密度*体积;若重量相同情况下,密度大的物体体积小,密度小的物体体积大.以下是ADC12铝锭,副牌铝锭,和102压铸铝锭的密度:
标准型ADC12铝锭:2850~2900KG/M; (成份参照上表第1条)
副牌铝锭:3000KG/M;(成份参照上表第5条)
YZ102铝锭:2740KG/M(成份参照上表第6条)
3, 从物理学及化学知识角度分析
当压铸模具的模腔空间固定时(即产品的体积固定时);重量相同的三种铝锭中YZ102铝锭产出数量最多,分别比ADC12铝锭多产出4.7%,比副牌铝锭多产8.7%;若以2013/4/15的YZ102铝价15200/吨计算,成本分别直降714.4元/吨和1322.4元/吨.
即在使用同样单位重量的材料前提下,选择YZ 102铝锭成本最低,ADC12次之,副牌铝锭成本最高.

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