What is a kraft paper bag?

Kraft paper packaging bags are packaging bags made of kraft paper. The kraft paper packaging bag is based on all wood pulp paper. The color is divided into white kraft paper and yellow kraft paper. The paper can be coated with a layer of PP material to play a waterproof role. The strength of the bag can be made into one to six according to customer requirements. Layer, printing and bag making in one. The opening and back cover methods are divided into heat sealing, paper sealing and lake bottom. Kraft paper, used as a packaging material, is very strong, usually yellow-brown, and semi- or fully-bleached kraft pulp is light brown, cream, or white. Quantitative 80-120g/m2. The fracture length is generally more than 6000m. High tear strength, work to rupture and dynamic strength. Mostly roll paper, but also flat paper. The kraft softwood pulp is used as raw material, and it is made by beating on a Fourdrinier paper machine. It can be used as cement bag paper, envelope paper, glue-sealed paper, asphalt paper, cable protection paper, insulating paper, etc. Kraft paper packaging bags are non-toxic, odorless and non-polluting, meet national environmental protection standards, have high strength and high environmental protection, and are currently one of the most popular environmentally friendly packaging materials in the world. The use of kraft paper to make kraft paper packaging bags has become more and more widely used. When shopping in supermarkets, shopping malls, shoe stores, clothing stores, etc., kraft paper packaging bags are generally available to facilitate customers to carry the purchased items. Kraft paper packaging bag is an environmentally friendly packaging bag with a wide variety. Kraft paper packaging bag is a kind of packaging container made of composite material or pure kraft paper. It is non-toxic, odorless, non-polluting, low-carbon and environmentally friendly. It conforms to national environmental protection standards. It has high strength and high environmental protection. It is currently the most popular environmentally friendly packaging material in the world. one. Scope of application: Chemical raw materials, food, pharmaceutical additives, building materials, supermarket shopping, clothing and other industries that are suitable for kraft paper packaging. Composite packaging bag, aluminum foil bag, plastic packaging bag