长寿转炉炉体空洞缺陷的研究与控制  

Research and Control of Cavity Defects in the Furnace Body of Long Campaign Converter

作　　者：纪瑞东[1] 李俊[1] 勾新勇[1] 

机构地区：[1]莱芜钢铁集团有限公司炼钢厂

出　　处：《莱钢科技》2010年第6期44-45,49,共3页Laigang Science & Technology

摘　　要：通过研究与开发新型出钢口大砖、设计永久层镁砖砖型、研究炉体蚀损控制、改善炉体冷却系统等新技术,成功解决了炉体空洞缺陷问题,转炉炉龄20000炉以上而能安全稳定运行,耐材消耗降低到0.2kg/t钢以下。Through the research and development of the new-type big taphole brick,designing the brick shape of magnesia brick in the permanent layer,studying the erosion control of the furnace body and improving cooling system of furnace body,the problem of cavity defects in furnace body was successfully resolved,the converter aged up to 20 000 operated safe and stable,the consumption of refractory reduced to lower than 0.2 kg/t.

关 键 词：出钢口大砖 永久层 镁砖砖型 长寿转炉 空洞 

分 类 号：TF576.7[冶金工程—钢铁冶金]