The new method can provide small medium size foam tools and polystyrene pattern for lost foam process rapidly.
此研究可为消失模铸造快速提供中小型发泡模具及其聚苯乙烯泡沫模样。
The pilot study was done on the filling shape of liquid metal in lost foam process with dry sand by using rapid photography method and contact time method.
采用高速摄影法和电极触点法，对干砂消失模铸造金属液的充填形态进行了初步研究。
Based on analyzing the technology and structure features of lost foam process cast, the designs of the inlet connection dies have been done.
在对铸件工艺和结构特征分析的基础上，进行了进气管消失模模具的设计。
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