... sandwich panel line and all kinds of roll forming machine.roll forming machinery*This product has passed ... of the roller:70mm13.Weight:About 4.0T14.Voltage:380V 50Hz15.Processing precision : within 1.00mm16.Equipment components: Man-made uncoiler, Roll forming machine ... limit switch:2 pcs20.This machine is compose of feeding table,forming machine,forming cutting device, hydraulic system,computer ...