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With the in-depth advancement of industrial automation, valve pockets are more and more used in the packaging of various industrial products, such as: grain, cement, lime, fertilizer raw materials, and chemical products. Because of its good sealing and moisture resistance, it is deeply loved by users. The following bag making machine manufacturers will give you […]
The square bottom machine is a paper bag with the end of the bottom sealed, through automatic conveying, automatic bottom opening, automatic bottom card release (non-intermittent type), automatic full glue spraying, cold glue spraying, automatic bottom paste, automatic compaction and other processes, the output is Back cover paper bag. This machine is operated by touch […]
Valve bags are mostly used for filling granular or powdery materials, which are used for loading and unloading bulk materials for convenient transportation. So do you know how valve bags are filled? 1. Valve bag filling process The square bottom machine can use valve pockets to contain all kinds of fine powder and […]
Valve bags are widely used in all walks of life, including building materials, food additives, private chat, fertilizers, minerals, chemicals and other material packaging. First, the production method of the valve bag The production process of the valve bag is: folding the square bottom – brushing glue – hot pressing. The bag making method of […]
Valve bags are widely used at this stage and often appear in people’s daily life. The following square bottom machine manufacturers will popularize the difference between valve bags and open bags. The difference between a valve bag and an open bag 1. Different definitions (1) Valve bag Valve bags, as the name suggests, have a […]
Valve bags are commonly used in daily life, especially on construction sites of some engineering projects. Of course, valve bags can not only contain putty powder, tile glue and other construction materials, but also can contain corn flour, bread flour and other foods. The main function of the valve bag is to make a medium-sized […]
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