详细介绍了采取顶注式浇注系统、成形外冷铁、复合铸型、组芯造型的铸造工艺，成功地生产出批量铝叶轮。

The casting technique with top gating system, outer shaped iron chill, compound casting mold and core assembly molding was used for producing aluminum impeller on a large scale successfully.

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前言： 介绍了“组芯造型串铸立浇”新工艺的设计和用于板类小型铸钢件的生产。

This paper analyses the technics of collude casting and its design, it has been applied to the production of small types of board steel casting.

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例如同样是生产大型机床床身等铸件，一般采用组芯造型法，不制作模样和砂箱，在地坑中组芯；

For example is also a large machine tools such as casting production lathe bed, generally USES the method of cores modelling, don't make shape and sand box, in the pit of cores in;

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