3 roll plate bending machine pre-bending competitive price PLC system 3 roll plate bending machine1, pressure 160 Tons 2, max width of coiled plate ... 3, working length of rollers 3000 mm 4, max thickness of coiled plate Pre-bending T16×B3000mm×Φ900mm(σs ≤ 245 MPa) Normal ... pressure about 120 mm / min11, number of the support rollers 4 pieces12, number of carrier roller groups 1 group 13, main ...