研究了低压铸造紫铜结晶器工艺设计方法,从铸型种类选择、升液管设计、低压铸造工艺参数设计等方面进行了探讨。紫铜结晶器低压铸造合理的工艺参数:充型压力、充型速度分别为0.06MPa、1000mm/s,结壳时间为25s,增压压力为0.08MPa,保压时间为120s,浇注温度为1150℃,铸型温度为150~200℃。
Processing parameters of low pressure casting red copper mould were investigated including mould types,design of lift pipe and low pressure casting parameters.The optimized processing parameters for low pressure casting red copper mould are as follows:filling pressure of 0.06MPa and filling velocity of 1 m/s,solidification time of 25s,pressure-applied pressure of 0.08MPa,holding time of 120s and pouring at 1150 ℃ as well as mould temperature of 150~200 ℃.
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