1.Roll Thickness:0.35-0.42mm 2.Roll Stations:23 3.Feeding width:914mm 4.Used As Roof Panel In Steel Construction Usage Of Roof Panel :The roof panel machines can produce various of steel roof and wall panel, it is a new building materials ,the products are widely used as the roof and wall of factory, warehouse, garage, gymnasium, exhibition center, cinema, theatre, etc. It has many advantages, ...