The block bottom valve bags-- Eco-friendly bags are widely used in the world

The block bottom valve bag is a small, bulk packaging container that is convenient, tidy and has good sealing. It is one of the most popular packaging materials in the world, especially suitable for export packaging.

(1): Definition of the block bottom valve bag:

The block bottom valve bag is a type of packaging bag that realizes high-speed quantitative filling by inserting the valve port at the top or bottom of the bag into the material filling port of the valve pocket filling machine. It is available in a variety of different types of valve ports to accommodate a wide range of different types of valve pocket filling machines and packaging products. It adopts high-strength kraft paper or paper-plastic composite cloth packaged by Shanghai Nanpeng. It has high firmness and strong impact resistance. It is filled with materials and automatically enriched in growth cubes for easy stacking. It is suitable for granular, powder and ultrafine powder. The material packaging is the type of environmentally-friendly packaging bags commonly used in the world, and is especially suitable for export-type enterprises.

(2): The description of the block bottom valve bag:

The block bottom valve bag: is based on a paper-plastic composite bag or a kraft paper bag. The size and size are according to customer requirements, using environmentally-friendly glue, and manually folded to make the upper and lower seals, or the lower opening of the package.

(3) : Performance parameters of the block bottom valve bag:

Surface material: natural, white, colored kraft paper or stretchable kraft paper. 

Inner layer material: natural color, white kraft paper or stretchable kraft paper. 

Additional material: PP, PE moisture-proof film can be attached. 

Valve port type: flanged, barrel, membrane or according to user needs.

Product features: All environmentally friendly green products, diversified materials, adapt to different product packaging requirements, all paper packaging meets environmental protection and export packaging requirements for Europe and the United States, according to food hygiene requirements, high temperature dehumidification and drying, fine printing, beautiful package, Packing volume is large, standing packaging, suitable for automatic filling of packaging machinery.

(4) : the block bottom valve bag are widely used in chemical raw materials, organic pigments, food additives, pharmaceutical additives, building materials, etc. All applicable to the square bottom valve pocket packaging industry

The birth of the valve bag: a bag that was born under the guidance of improving packaging efficiency and facilitating transportation. The overall appearance of the bag is square, which is very suitable for stacking transportation; the valve port at the bottom is convenient for filling materials, and the sealing is simple and easy. The new environmentally friendly packaging for canned equipment can be divided into: paper-plastic composite valve pockets or multi-layer paper valve pockets. For the convenience of filling, you can punch holes in the bag to facilitate gas discharge and prevent bag explosion when filling. A layer of plastic film can be added to the middle of the paper to package products that require moisture protection.