1. Name of commodity: HT-750-35-125 roof panel roll forming machine 2. Main technical specification of roll forming machine 1) Material of frame : 250mm H shape steel 2) Thickness of middle plate : 12mm 3) Roller groups : 13 groups 4) Diameter of shat : 74mm 5) Shaft material : 45#quenched and tempered treatment 6) Chain : 25.4mm 7) Bearing:6210 8) Main motor power : 3KW 9) Reducer : 5# spindle wheel swinging reducer 10) Feeding width : 1200mm 11) Thickness : accepted thickness for steel coil is 0.35-0.5mm 12) Material of cutting : Cr12 Heattreatment 13) Rolling speed : 8m—9m/min(not including cutting speed)14) Outside size of machine : 8.5m(L)×1.5m(W)×1.5m(H) 15) Weight : about 5.5T 16) Hydraulic station power : 3Kw 17) Computer system PLC : TAIDA (TAIWAN) Frequency converters:TAIDA (TAIWAN) Controlling desktop : liquid crystal display(Text Panel) 18) Electrical equipment Electrical parts: DELIXI or CHINT