... fence board is made up of uncoiler ,leveling machine ,punching machine ,forming machine ,shearing machine,hydraulic pressure station ,the PLC computer control system , ... head uncoiler, unilateral feeding(2)Adopt the automatic hydraulic tensioning within(3)The biggest volume weight: 8000 KG ... steel around to arbitrarily regulate)(4)Cut off the hydraulic shear (material Cr12 quenching HRC60-62)(5)Main ...