小方坯连铸机正角部纵裂漏钢的分析与改进  

The Analysis and Improvement of Breakout due to Longitudinal Cracking at the Angles of Billet

作　　者：郭达 GUO Da(Shandong Iron and Steel Co.,Ltd.Laiwu Branch Steelmaking Plant,Jinan,271104,P.R.China)

机构地区：[1]山钢股份莱芜分公司,山东莱芜271104

出　　处：《南方金属》2021年第1期45-48,共4页Southern Metals

摘　　要：针对莱钢小方坯连铸机正角部纵裂漏钢的现状、成因进行分析,查找工艺、设备中存在的问题,通过优化结晶器及足辊段工艺、操作等措施,铸坯冷却均匀性、冷却效果得到大幅度提升,有效解决了小方坯正角部纵裂漏钢。Based on the analysis of the present situation and the causes of leakage due to the longitudinal cracking of billets in Laiwu Iron and Steel Co.,Ltd.the existing problems in process and equipment were found out.By optimizing the process and operation of mold and foot roller section,the cooling uniformity and cooling effect of billet were greatly improved,and the breakout was effectively solved.

关 键 词：小方坯 角部纵裂 漏钢 原因 措施 

分 类 号：TF341.6[冶金工程—冶金机械及自动化]