宝钢铁水预脱硫用复合颗粒钝化镁开发

钢铁, 2007, 42(12): 29-31.

1.宝山钢铁股份有限公司炼钢厂,上海,200941

2.宝山钢铁股份有限公司炼钢厂,上海,200941

3.东北大学材料与冶金学院,辽宁,沈阳,110004

4.东北大学材料与冶金学院,辽宁,沈阳,110004

Development of Compound Passivated Magnisium Powder for Hot Metal Pre-Desulfurization at Baosteel

钝化镁粒在铁水炉外脱硫中已得到了广泛应用.采用新工艺开发了一种新型复合颗粒钝化镁,经测定该钝化镁的燃点约为650℃,安息角平均值为26°,阻燃时间平均达到25.7 s,在宝钢获得了较好的工业应用效果,铁水预处理终点w(S)均达到了0.003%以下,最低终点w(S)达到0.001%.

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