Rounding of air duct
elbow cheeks with
pre-formed seams
VENTIrounder Rounding machines
RAS VENTIrounder: Rounding of airduct el...
RAS VENTIrounder: Rounding of airduct el...
Rounding of air duct
elbow cheeks with
pre-formed seams
The common seams in the air duct production are the Pittsburgh seam, the Snap-Lock seam and the Standing seam. If the VENTIrounder is equipped for all three seam types, it can be adjusted with a few simple steps.
After the forming rolls and the guiding rails are pushed together to the approximate width of the blank rounding can start.