Aug 27, 2020
Box beam roll forming machine
Rack system box beam roll forming machine manufacturer, automatic and high efficience production line for upright beam, box steel beam, welding box beam, box a beam. China high quality roll forming machine manufacturer professional in making customized machine for making steel forming machine in stead of traditional bending machine with high efficiency production. from metal coil decoiling and straightening ,feeding to forming roller ,hydraulic cut with nonstop function.Roller material,GCr15，overall quenching, hardness HRC56-62 degree.