MYT ( is a professional Hydraulic Folding Machine Supplier,we provide auto duct line, duct making machine, spiral duct machine, sheet metal bending machine, folding machine for sale. Want to know more, please contact us.Tdc /Tdf Flange Forming Machine for Ventilation Tube Duct Former. FOB Price: US $ / Piece. Min. Order: 1 Piece. Usage: for Experiment, for Air …Buy quality guaranteed TDC flange forming machine from MYT, a reliable hvac duct machine manufacturer in china. TDC flange making machine has the characteristics of time-saving, material saving, high work efficiency, good sealing, strong connection, etc. Contact us now!MYT offers professional sheet metal processing machines with good quality andpetitive prices. (TDC Flanger also called flange former,flange forming machine )TDC flange is one of the most widely used duct flanges in the world. It has the characteristics of time saving, material saving. View More >.