Experiments for hot mold shell with isolated hot spot by local water quenching in investment casting before and after pouring were conducted.

对熔模铸件孤立热节热型壳进行了浇注前及浇注后局部水淬激冷试验。

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Analysis of hot spot resulting from core during casting process was conducted by ANSYS software aiming at the boss hot spot.

以凸台型热节为对象，采用ANSYS软件对铸造过程中由于型芯形成的热节进行分析。

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The changes of place and size of casting hot spot with the time are based on structure of casting, material of mould and the position of gate and riser.

热节的位置、大小受铸件结构、铸型材质和浇冒口系统的开设位置所影响。

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