Arch roll forming machine 2.Control system:PLC 3.Material thickness:0.2mm-0.7mm 4.Material width:1m-1.3m 5.Weight:300kg TY Automatic roof tile arch roll forming machine1.The machine have good appearance,2. the foot extension spring use the fixed sliding fulcrum, make its operating force decreases two-thirds,3. machine is equipped with pressure and block device.4. The cutting have high quality, ...