Square (flat) bottom bags — gusset

Gusset bag is a bag with square (flat) bottom and side folds. Gusset bag can be formed on a vertical packaging machine, which has special forming square tube and cutting unit as an option. Sealed bag has three seams: two transverse seams and one longitudinal seam and can stand up on the shelf. The choice of material for the gusset bag depends on the tasks and preferences of the manufacturer: polypropylene film, polyethylene film, laminated film and laminated paper. Presentable form of packaging and its vertical position attracts attention of buyers and has a positive effect on increase in sales. Gusset is more complex to produce, compare to standard pillow bag. But is can be performed on the same vertical packaging machine after changing of several setting. Normally changeover takes 30-40 minutes.