Roll forming machine 1, Components for the Machine The guard rail forming line includes in unpowered decoiler, sheet leveling equipment, roll forming system, punching equipment, cutting equipment, hydraulic station, electric control system and supporter. 2, Technical parameters: Suitable Material: Hot roller coil Thickness of sheet: 2.5mm-3.2mm Width of sheet:483mm(MAX) Length of sheet: 6, 000mm(MAX) Weight of coil: 5, 000kg(MAX) Coil inside diameter: 508mm/610mm Coil outside diameter: 1500mm(MAX) Line forming speed:16meter(MAX)