The round duct stitch welding machine is specifically designed for welding the vertical seams of round air ducts. It comes with distinct advantages: it boasts high welding speed, contributes to material savings, ensures tighter seam connections, and guarantees firmer seam joints.These advantages not only optimize the efficiency of round duct production but also enhance the airtightness and structural stability of the finished round ducts, providing reliable support for the manufacturing of high-quality round air duct systems.

Electric lock seam closer is perfect solution for lock closing operations while sheet metal pipes production. This machine is widely used in manufacturing companies, sheet metal working shops, at HVAC elements and drainage systems manufacturers. With electric lock seam closing machine our customers can make lock closing operations with high quality and productivity, saving working time and improve quality of final products.