... Certificate BW9 wall and roof roll forming machine Machine components:1.decoiler, 2.guiding device, 3.main roll forming system , 4.cutting device, ... PLC & frequency converter8. Machines weight: about 12T for different profile machine.9. Machines size: about 24m×1.5m× 1 ... 4.Cutter blade: Cr12 mould steel with quenched treatment For more information or any question, please contact Bewellcn CompanyTel ...