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方法是在转炉吹炼冰铜(含铜47～52和铅5％～8％)时,采用高钙和低铁废渣取代石灰石和石英作添加剂。这样,铅在低粘度转炉
The method is to use high-calcium and low-iron waste instead of limestone and quartz as additive in the converter blowing of matte (copper 47-52 and lead 5-8%). In this way, lead is in a low viscosity converter