... .surface of roller coated with chrome 0.05mm thickness7.type of cutting:hydraulic cutting8.line speed:6m/min9.material of blade ... module material:40GCr(nitrogen treated)11.heat treatment of cutting blade:HRC58-6012.transducer:ABB13.Computer adopt PLC control, ... EquipmentManual decoiler,main roll forming machine,press module,hydraulic cutting device,hydraulic station,PLC computer control,output table