Vertical form fill and seal bagging machines
The vertical form, fill seal (also know as VFS or VFFS or vertical bagging) process starts with a cylindrical roll of film, the vertical bagging machine will transfer film from the roll and thru the forming collar (sometimes referred to as tube or plow). Once transferred thru the collar the film will then fold where upon the vertical seal bars will extend and seal the back of the pouch. Once ...