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砂型铸造时铸型中为何要有分型面
更新时间: 2020-07-01 00:00:00  

砂型铸造时为了模型能取出面又不损坏铸型型腔就必须有分型面。在能保证铸件质量的前提下,金陵简化工艺,方便造型。

分型面应满足的要求:

1、应尽量使铸件全部成大部分置于同一沙箱,以保证铸件精度;

2、尽量减少分型面;

3、尽量使分型面平直,避免不必要的或块和型芯;

4、尽量使型腔及主要型芯位于下砂箱。

关键词: 砂型 铸造 为何

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