炉外法生产铌铁过程中碳和硅的控制  

CONTROLLING OF CARBON AND SILICON CONTENT IN PRODUCING FERRONIOBIUM BY THE OUTSIDE FURNACE PROCESS

作　　者：李建兵 肖智海 李晓东 何志敏 倪航星 张兆雪 

机构地区：[1]中色(宁夏)东方集团有限公司,石嘴山中国753000

出　　处：《铁合金》2011年第4期5-8,共4页Ferro-alloys

摘　　要：阐述了炉外法生产铌铁过程中碳元素和硅元素的主要影响因素。实践证明,通过严格控制原材料中的杂质含量,合理控制配铝系数,用铝热还原法生产低硅低碳铌铁是完全可行的。This paper expounds the main factors that affect carbon and silicon content in producing ferroniobium by the outside furnace process.The result shows that it is feasible to produce low carbon and low silicon ferroniobium in aluminothermic reduction method by controlling the impurity of raw material and proper control the proportion of aluminum coefficient.

关 键 词：炉外法 铌铁 配铝系数 低碳低硅 

分 类 号：TF649[冶金工程—钢铁冶金]