Comifo duct manufacture auto line also calledair duct machine, ducting machinery, rectangle duct line Features:>Modular design allows adding a section at a time>Two sets of twin-motor driven dual-decoilings, selectable coils stand by, maximum capacity of 5-ton per station (optional: up to 10-ton per station)>Pneumatic controlled straightener and beader>Punch center holes for cross-tie duct bracing>Duplex drive cleat forming rollers are available>Patented Automotion pittsburgh lock former, forms pittsburgh lock and right angle, roll forming and shearing simultaneously, shorten working time, a perfect match to duct auto line>Duplex TDF flange former, forms TDF flange by double sides>Optimizes floor space by inline position of machines, guarantees high efficiency>Accurate PLC control unit, preset available profiles and folding style, notching size, punching size, cutting dimension on touchscreenCapabilities: √ Alternative width for 4(1300mm) or 5(1550) material√ Sheet capacity: 18-27ga (0.4-1.2mm)√ Shearing tolerance of ±0.5mm√ Hydraulic folding diagonal tolerance of ±0.5mm√ 0-54FPM (0-18m/min) feeding speed,fast acting back gaugePls contact us for detailed informationStations: coil-straightening-beading-punching cross-tie holes-punching square-notching-duplex drive cleat forming-folding -shearing- automotion pittsburgh lock forming-coil conveyer (optional) -duplex TDF flange forming -hydraulic foldingModel No.Max Coil WidthThickness RangeSpeedShearing ToleranceDiagonal ToleranceCAL8-1.2x13001300mm0.4-1.2mm18-30ga0-18m/min0-59FPM±0.5mm±0.5mmCAL8-1.2x16001600mmWork Flow:Finished Duct Product from the Auto Line V:More Detailed Pictures: