Hydraulic Roof Curving Machine Shanghai:hydraulic curving machine,roofing curved machine,crimping curved machine,curving machine: ALLSTAR MACHINERY:Roof Sheet Curving Machine,Hydraulic Curving Machine,Crimping Curved Machine PRODUCT FEATURE 1. The machine is used for bending or curving the flat sheet into arc shape sheet, and the bending radius of the colored steel sheet: R=1.8m. 2. Minimum Diameter: 1.2m. 3.Raw material thickness: 0.3--0.8mm 3. Speed of Arc Line: L=13.5m/min. 4. Raw material width and length: under clents requirements. MAIN TECHNICAL SPECIFICATION 1. Size: 220mm ??1500mm ??1700mm 2. total weight: about1800KG 3. controlling system: PLC 4. power: 2.2KW 5. working speed:10--12m/min(adjustable) 6.Control: PLC computer control ( frequency converter)