1slitting line 2. 4.0*1600mm, 4.0*800mm and 3.0*500mm slitting units which are controlled by ... PLC and have a 120m/min max speed slitting line We mainly supply 4.0*1600mm, 4.0* ... 800mm and 3.0*500mm slitting units which are controlled by PLC and have a ... and non-ferrous metal such as carbon steel, stainless sheet, sheet copper, alumin foil and silicon-steel sheet,ect. steel slitting line