In order to analyze the distribution of internal frictional force and determine the least layer number for expansion of coiler,the coiling process was studied with FEM.

• 为了分析热轧带钢在卷取过程中层间摩擦力分布和确定卷筒胀径时最小带卷层数,利用有限元的手段再现了热轧带钢卷取的全过程。