Auto Duct Production Line 4 It\'s mainly for uncoiling, leveling, beading, punching, locking, bilaterally angle steel or TDF flange forming. Because of its small space requirement and easy to install and operate, people also call it \"small line 5\". Auto Air Duct Fabrication ...
Auto Duct Production Line 3 Duct production line 3 can drive blanking for duct. Meantime, it’s very suitable for diversified production like TDF/angle steel/inserted flange forming; the angle steel flange and inserted flange can be bent into square-shaped pipe automatically. ...
Air Duct Machine for Sale Auto Duct Production Line 2 Duct production line 2 can drive blanking for duct and TDF flange forming machine at the same time. Combined with TDF flange forming machine, rolling reel machine, crimping machine and relevant comer code, duct production ...