Which factors are related to the 'upright' effect of the self-standing bag?

by:Nanxin Print & Packaging     2020-03-07

The mechanical design of the self-supporting bag is the key to whether the self-supporting bag can stand upright. The design of the self-supporting bag includes: material structure, knife die size at the bottom of the bag, and length and width of the bag. Only by combining these factors can a good quality self-standing bag be produced.

The reference dimensions are as follows:

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