性能优点：W11S系列上辊万能式三辊卷板机端部预弯时，能够自由的设定直边长度，上辊压下，在一定的压力下，实行高精度端部预弯。由于连续弯曲，以及高精度端部预弯，从而得到精度超群的制品；另外上辊呈鼓形状，托辊配合调节，从薄板到厚板这一个广泛的范围内能够卷制理想产品。一人行业。操作简单，效率大幅度提高。When W11S Series rolling machine with universal upper-rolling is prebending the terminal of paltre. they can freely set the length of the straight edge . if the up-roller is down with certain press, it will achieve high degree of accuracy of pre-bending.By continuous bending and exactly accurate pre-bending of the termial , it can get products with top accuracy .Then ,the up -roller is resembling a drum in structure which help the rolling machine to roll a wide range of plate and get ideal products.And one-person operation and easy operation also increase efficiency.