采用LHC结晶器生产扁锭大面和角部拉裂原因分析和措施  

Cause Analysis and Measures for Large Surface and Corner Cracking of Flat Ingot Produced with LHC

作　　者：任允清 宋学龙 Ren Yunqing;Song Xuelong(Baowu Aluminum Technology Co., Ltd., Sanmenxia 472100,China)

机构地区：[1]宝武铝业科技有限公司,河南三门峡472100

出　　处：《有色金属加工》2021年第6期30-31,56,共3页Nonferrous Metals Processing

摘　　要：文章从LHC结晶器石墨更换过程处理方式、石墨在线维护方式、结晶器较快维护方式及铸造工艺参数选择等方面的常见问题,分析了扁锭大面和角部拉裂原因,并制订了解决扁锭拉裂问题的措施。This paper analyzes the causes of large surface and corner cracking of LHC mold from the aspects of the treatment of graphite replacement process,on-line maintenance of graphite,quick maintenance of mold and casting process parameter selection,and puts forward some measures to solve the problem.

关 键 词：LHC结晶器 石墨卡座 石墨板 结晶器角块 铸造参数 

分 类 号：TG292[金属学及工艺—铸造]