Duct line is to make duct automatically from coil to end duct. Decoiling, straighten, bead, notch, shear, pittsburgh lock, TDF duplex, auto braker.

Main equipments:
--Two automatic rollers including two material rollersv
--One leveling rib roller
--One electric shear
--One key control chest of computer, a set of precisely
Automatic production software.

Main Technical Parameters:
--Maximum process sheet thickness: 1.2mm
--Available rolling sheet width: 1000mm; 1250mm
--Cutting precision error: ± 0.5mm
--Production efficiency(average): 6m/min
--Total power of the production line: 7.5kw
--Total weight of the equipments: 4620kg