【摘要】 介绍了石膏原材料的组成和性能 ,阐述了石膏型熔模铸造的工艺过程 .应用此法生产整体、复杂的铝合金精密铸件 ,能够获得良好的技术经济效益更多还原

【Abstract】 The composition and properties of plaster mould have been introduced,and the technological process and applied characteristics of plaster mould investment casting is discussed.When the technology is used to produce integrated,complicated and precise aluminium alloy cast,satisfactorly technical and economic benefits are obtained.更多还原