"multi wall paper bags"

1 - 4 слоя ПЭ склеенные внутри многостенные клапаны с высокой влагостойкостью для оптовой упаковки химических веществ и порошков

1 to 4 Layers PE Inner Pasted Multiwall Valve Bags Product Overview The multi-layer valve bag is crafted using fully wood pulp bleached kraft paper as the core material. It undergoes a sophisticated multi-layer composite process, resulting in a high-quality sealed packaging container equipped with a ...