FIELD: packaging industry.
SUBSTANCE: invention relates to bags with four-seam structure and processed film structures used for production of bags. Four-seam package has a front panel, a back panel, a first side panel and a second side panel formed from a recyclable packaging film. Processed packaging film contains outer film with high content of polyethylene, oriented in machine direction, and inner film based on polyethylene. Four-seam package containing granulated product withstands rupture in case of falling according to A2.2.1 test procedure in accordance with ASTM D5276-98 in the lower part of the package with a drop height of 91.4 cm (36 inches).
EFFECT: providing excellent drop strength and protection of the product.
9 cl, 14 dwg, 5 tbl
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