Features:
1. Modular design allows adding a section at a time
2. 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)
3. Pneumatic controlled straightener and beader
4. Punch center holes for cross-tie duct bracing
5. Duplex drive cleat forming rollers are available 
6. Patented Automation pittsburgh lock former, forms pittsburgh lock and right angle, roll forming and shearing simultaneously, shorten working time, a perfect match to duct auto line 
7. Duplex TDF flange former, forms TDF flange by double sides
8. Optimizes floor space by inline position of machines, guarantees high efficiency
9. Accurate PLC control unit, preset available profiles and folding style, notching size, punching size, cutting dimension on touchscreen

Stations: coil-straightening-beading-punching cross-tie holes-punching square-notching-duplex drive cleat forming-folding -shearing- automation pittsburgh lock forming-coil conveyer (optional) -duplex TDF flange forming -hydraulic folding

Work Flow: