1.coil thickness:1.6-3.2mm;1.6-2.6mm 2.punching width range:45-500mm 3.Total power:about65kw This changeable purlin machine can produce 2 profile in one machine, and the machine can auto change the profile and specifications, and there are screen showing the changes. In mass production, the PLC can control the profile, specification, length, punching cutting, and roll forming. JCZ-350 changeable ...