精密铸造公司保证精密铸造中铸件的几何尺寸精度是RT工艺中十分关键的技术环节。The dimensional accuracy of the casting die is as a key technical problem for the RT technology. 介绍利用SLS技术制作精密铸造用熔模，通过熔模铸造快速获得金属零件的工艺方法。Lost wax pattern for making using SLS and technology of rapidly manufacturing metal part in investment casting are introduced. 对TiAl合金涡轮的立式离心熔模陶瓷型壳精密铸造进行了研究，合金熔配设备为水冷铜坩埚真空感应熔化炉。Vertical centrifugal casting of TiAl alloy blade casting in an investment shell was investigated. The Ti Al alloy melt was p...
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