根据体收缩原则,研究了适用于模具镶块铸钢件加发热覆盖剂保温的冒口设计工艺。
Based on the principle of volume contraction of freezing, the designing process of riser fitting to the cast steel inserted die with exothermic covering flux has been studied.
采用发热保温冒口,由于冒口的补缩效率提高,缩松倾向明显减少。
The distribution of porosity defects can be reduced to the least by using exothermic insulating riser.
采用发热保温冒口,由于冒口的补缩效率提高,缩松倾向明显减少。
The distribution of porosity defects can be reduced to the least by using exothermic insulating riser.
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