Vertical forming-confectioning machine for packaging powdered products in bags of two or three layers laminate (polyester, aluminium, polyethylene) starting from film in rolls. Packaging in atmosphere or, upon request, with injection of inert gas. Machine functions programmed and controlled by PLC with TOUCH-ON screen. Weighing system with programmable auger for packaging ground coffee (espresso-moka). The welding elements guarantee a perfect and uniform seal, with hot-impression of the expiry-date up to 16 characters (expiry date, etc). Machine predisposed for mounting a flavour-saving valve application device. Transport-belt for collecting exiting bags. Support shaft for film-rolls with pneumatic locking. Automatic film aligning with servo motors. Notch reader.