Paper plastic composite bags have become a leader in the packaging market, mainly composed of plastic and kraft paper, with high strength, good waterproofing, and beautiful appearance. At present, paper plastic composite bags are mainly used in industries such as plastic raw materials, cement, feed, chemicals, fertilizers, etc.
Paper plastic composite bags, commonly known as three in one bags or three in one paper plastic composite bags, are divided into polypropylene 2-in-1 bags, polypropylene 3-in-1 bags, polyethylene 2-in-1 bags, and polyethylene 3-in-1 bags according to their main materials; According to the sewing method, it can be divided into bottom sewing bag, heat sealed bag, outer valve pocket, and inner valve pocket.
According to the effective width of the bag, it is divided into 450, 500, 550, 600, 650, and 700mm. Any effective width that does not meet the above specifications.
Paper plastic composite bag - Composite plastic woven bag is made by compounding plastic woven bag (referred to as fabric) as the substrate through casting method (fabric/film composite is two in one, fabric/film/paper composite is three in one). They are mainly used for packaging solid materials such as engineering plastics, rubber raw materials, building materials, food, fertilizers, cement in powder or granular form, as well as flexible items.
