Our company mainly produces roll forming machine, our products have been exported to many countries ... its base, coil sheet guiding equipment, film covering device, roll forming system, post cuttingMachine Feature:1.Precise forming2. High-solid ... material: high grade NO.45 carbon wrought steel at Φ 70mmCutting blade: Cr12 mould steel with quenched treatment. Z shape steel purline roll forming machine