Advantages of products： Line ll consists of a metal frame,leveling and beading machine,blunt pointed mouth and blunt square opening hydraulic punching machine,hydraulic shears. The control part adopts automatic computer control,the control system is a closed-loop feedback system,the production of precision and stability are obviously improved.The maximum operating speed is16m/min.Length error of+0.5mm+0.8mm, diagonal error. Line ll can meet the duct sheet material,for a total plate flange / angle iron flange blanking work,Synthesis of the duct production line and flange machine,bite machine,plate folding machine,plus the corner will be able to produce high quality standard corresponding duct. Main Import Configuration： 1. Electric feeding rack 1(2620*1850*1450mm) 2. Leveling rib pressing device group 3. Hydraulic angle shearing machine,four sets of even die 4. Hydraulic shearing machine 5. Computer and controller,a set of software production Main Technical Parameters： Thickness range(mm) Width(mm) Max-working speed(m/min) Coiler max weight(T) Weight（T） Dimension（mm） 0.5-1.2 1300 16 6000x2 3400 4800x2160x1450 0.5-1.2 1600 16 6000x2 4400 4800x2460x1450 Noto:Customers can order the line with different specifications,sheet width and coiler weight. Working Schematic Diagram： Video presentation：