题目内容

一些关于熔模铸道的设置描述不当的是:

A. 铸道既是熔模材料的流出道,也是铸造金属的流入道。
B. 单个PF M基底冠熔模一般可使用单铸道。。
C. 铸道原则上应安插在熔模最薄处。
D. 铸道与熔模轴面切忌是锐角或直角。
E. 铸道的直径应大于熔模最厚处

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以下关于储金球的设计描述不正确的是:

A. 储金球是位于铸道底部的圆球。
B. 储金球的直径要大于铸道的直径。
C. 储金球应放在铸圈的中心区域。
D. 储金球应和熔模同时放在铸圈的顶1/3或2/5
E. 储金球的设置可补偿铸造的体积收缩

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What suggestions will they go over in the meeting?

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