Double-column Flap-folding Carton Sealer is an optimized product upgraded from the single-column flap-folding sealer. The double-column structure greatly enhances the firmness and operation stability of the machine. Equipped with an independent electric cabinet control system to improve safety factor, it can be optionally installed with an upper driving system according to customers’ product characteristics. This sealer is widely used in food, pharmaceutical, beverage, tobacco, daily chemical, automobile, cable, electronics and other industries.