Duct seam closer is used with auto duct line, TDF flange forming machine or TDC flange forming machine and Pittsburgh lock forming machine. The ideal duct connection includes united joint and right-angle side. The duct seam closer works out with the seam of high quality without the help of other auxiliary connecting tools.
The seam closing machine's frame adopts a full steel welding structure with enough hardness and rigidity. It also has been heated processed and highly frequently vibrated. It also Adopting floor boring-milling machine for guaranteeing the precision.
It is used for locking rectangular duct within 1500mm with PLC controlling and hydraulic driven. Sealing is tight, smooth, fast and safe.