Kraft paper bags because of its environmental protection, feel good, naturally by many friends like, then what is the classification and use of these kraft paper bag ?

Kraft paper bags are divided into four types: multi-layer kraft paper bags, paper-plastic bags, the bottom of the open pocket, the end of the valve pocket, and so on.

1, multi-layer kraft paper bag: the use of two or more layers of kraft paper for machine processing, made of bags, the bottom of the use of polyester thread suture, and then use hot air paper, heat sealing treatment.

2, Zhisu composite bag: also known as three in one kraft paper bag, the outer layer of kraft paper, the inner layer of plastic PP woven bags, the use of EVA, PP, PE and other raw materials for high temperature compound treatment, after completion according to different types of bottom treatment.

3, square bottom open pocket: and multi-layer kraft paper bag is basically the same, the use of machines made of semi-finished products, the artificial end of the process, made of square bottom, the use of glue on the bottom of the bond, and then hot air, drying and other drying.

4, the end of the end of the valve pocket: the bottom of the base with the basic basic production process is basically the same, the valve pocket on the mouth and the bottom of the same treatment, while the mouth with the trumpet, for filling materials.

The products are widely used in chemical industry, building materials, food, medicine, metallurgy, plastics, feed and other industries. It is used in the production of leather, granular.