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介绍了使用矿热法硅铝铁合金的试验研究，矿热法硅铝铁合金作为终脱氧剂，可以降低成本，提高铝的吸收率。
This paper introduces the experimental research on the use of the mineral heat method Si-Al-Fe alloy. The heat-treated Al-Si alloy as the final deoxidizer can reduce the cost and improve the aluminum absorption rate.