The round duct manufacturing machine by Beijing ACL is world famous. It processes a maximum diameter round duct up to 1.4m. with a strong seal. It is easy to change the diameter for different duct sizes. It works quickly and with a constant high-speed cutting unit. The size of the diameter for round duct can be quickly changed. Specifications for straight round duct former Tube diameter 80-1400mm Maximum tube length(depending from run out table) 3000mm Sheet metal thickness 0.5-1.0mm Strip width 137mm Strip speed 4-40mm Dimensions(L譝譎) 5130mm?300mm?500mm Weight 2250kg