Valve pockets can be divided into upper opening valve pockets, lower opening valve pockets and upper and lower opening valve pockets according to the opening. The classification and application of valve bags, the following valve bag manufacturers will introduce the relevant content to you.
Product features: The valve bag has the characteristics of high packaging efficiency, convenient transportation, strong firmness and low damage rate.
product category:
Valve pockets can be divided into: pp valve pockets, pe valve pockets, paper-plastic composite valve pockets, kraft paper valve pockets and multi-layer kraft paper valve pockets. The PP valve bag is composed of upper and lower valves of polypropylene woven cloth, which can improve the packaging efficiency more than ordinary PP woven bags; the PE valve bag is composed of polyethylene woven cloth valves; the paper-plastic composite valve bag is a plastic woven bag (referred to as cloth). The base material is compounded by the casting method (the cloth/film compound is two-in-one, and the cloth/film/paper compound is three-in-one); the kraft paper valve pocket is mainly made of kraft paper, which is divided into imported kraft paper and domestic kraft paper.
Application of valve pockets:
Valve pockets are mainly used for packaging edible powder, chemical powder, fertilizer, synthetic material, grain, salt, minerals and other powdery or granular solid materials and flexible substances. It is especially suitable for export enterprises and can improve the packaging grade of products.
