We are professional manufacture of roll forming machine.K-span forming machine, large span forming machine is one of our products. We have sold many sets of k-span roll forming mahcineWe warmly welcome your inquiry from us !Main technical specification :Size: 9300mm×2250mm×2300mmTotal weight: about 11 TonsMain motor power: 15.7KW, forming power is 7.5KW, bending power is 3.0KW, cutting power is 3.0KW, conical power is 2.2KWWorking speed: straight sheet : 15m/minArch sheet: 13m/minSewing: 6m/minMaterial of rollers: 45# steel, quenched HRC 58-62oMaterial of roller shafts: 45# steel, adjustedMaterial of cutting blade: Cr12 steel (Taiwan airline technique)PLC Type: Germany SiemensStep of rollers: 13 stepsFeeding width: 600mmEffective width: 305mm,The depth of the groove: 104mmThickness of the coil: 0.6 1.5mmOperating factor of the panel: 51%Proper span: ≤ 20MWe provide you all the relevant accessories for free, with which you can begin to do projects immediately we also can do a custom-made roll forming machine, i.e. We can design the machine according to your specification and profile drawing. more details , please contact us without hesitationShanghai Nuo Fei Electrical Machinery co.,ltd. Ms. Cindy