615mm×1880mm规格3104罐料熔铸工艺研究  

Study on Melting & Casting Process of 3104 Aluminum Alloy Sheets with Size of 615mm × 1880 mm

作　　者：汪永红 WANG Yong-hong(Southwest Aluminum(Group)Co.,Ltd.,Chongqing 401326,China)

机构地区：[1]西南铝业(集团)有限责任公司,重庆401326

出　　处：《铝加工》2018年第2期44-47,共4页Aluminium Fabrication

摘　　要：分析了3104大规格铸锭裂纹产生的主要原因。通过对铸造开头单、双排水工艺的调整、深床温度和铸造速度的优化,解决了切换时因控水阀失效出现的铸锭裂纹问题,提高了铸锭成型率及成品率。From the aspects of composition,melting,refining,furnace,online treatment,grain refinement and chute cleaning etc.for 3104 aluminum alloy were reviewed in the paper.Through the optimization of the single or double drainage process of casting,the problem for ingot crack due to control water valve failure was solved.

关 键 词：3104铝合金扁锭 熔铸工艺 裂纹 结晶器水阀 

分 类 号：TG292[金属学及工艺—铸造]