... plate bending machine pre-bending competitive price PLC system 3 roll plate bending machine1, pressure 160 Tons 2, max width of coiled plate 3000 mm 3 ... the thickness 6, diameter of the upper roller Φ375 mm 7, diameter of the lower roller Φ200 mm 8, central distance of ... , number of the support rollers 4 pieces12, number of carrier roller groups 1 group 13, main motor power 18.5 kW ...