The theory of closed circulate cooling water system is introduced.The original design decreases the waste of cooling water,improves productivity.

• 介绍了铝铸轧机上闭环循环冷却水系统的工作原理,它在铝铸轧机生产中的应用大大地减少了冷却水的损耗,提高了铸轧机的生产率。