China HVAC Air Rectangular Duct Fabrication Auto Line ...
Function It's mainly for TDF/angle steel/C-shaped flange forming with daily processing capability of 1000-2500 square meters. Only with inputting dimensions in duct, production line can automatically complete uncoiling, leveling, beading, punching,shearing, locking, forming TDF/angle steel/C- shaped flange and folding.
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