Standard Double Layer Roll Forming Machine, YX840-850, corrugation and trapezoidal 12 years' experience since 1998 Easy operation, low noise and hight production capacity (10-12m/min) Both standard and customized machine as per their specific requirements.1. General This roll forming machine can separately produce corrugation roof and trapezoidal roof in one machine. You can also choose other 2 profiles to produce in the double layer forming machine. Automatically cut to length, PLC control, and Frequency Converter.This line consists of 5-Ton Mechanical uncoiler, guiding and feeding device, DUAL LEVEL roll former, run out table, PLC controller, hydraulic post-cutting equipment, electrical control system, hydraulic system, etc. 2. Producing Process Sketch decoiling the sheet-sheet guiding -roll forming-measure length -cutting the panel-panels to the supporter 3. Technical Parameters 3.1 main machine NO Item Parameters 3.11 suitable material Pre-Painted or Galvanized Steel Sheet, Yield Strength (Mpa) 235Mpa, 0.25-0.8mm thickness, 1000, 1200 or 1250 width. 3.12 Forming Speed 10-12m/min 3.13 Power AC380V, 50Hz, 3 Phase(adjustable) 3.14 Main Motor Power 4kw 3.15 Hydraulic Power 3kw 3.16 Dimension (L*W*H) 6.8*1.3*1.5m 3.2 components 3.21 Roller Material 45# steel, hard chrome plating. Thickness of chroming: 0.05mm 3.22 outer diameter of shaft Φ 75mm 3.23 Cutting blade Cr12 mould steel with quenched treatment. 3.24 brand PLC Delta DVP14ES Products Warranty: One year. We will provide the technical support for the whole life of the equipment