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Buy polypropylene bags in bulk from the manufacturer.
The most demanded type of modern packaging for bulk products - polypropylene bags to buy in bulk: durable, comfortable, inexpensive, resistant to moisture and low temperatures, easy to withstand significant weight. They are ideal for storing and transporting flour, sugar, cereals and grains, fertilizers and granular plastics, mortars and chemicals, fabrics and other types of food, agricultural and industrial products.
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Кроме того, вам понадобится дробилка для утилизации бракованных изделий, а также гранулятор, с помощью которого измельченный брак перерабатывают в гранулы. Их используют для вторичной переработки.
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Raw materials (polypropylene in granules) are dried and mixed in a special machine with dyes and other additives. The main additive is calcium carbonate, thanks to which the bags acquire the desired density and rigidity. If white bags are produced, calcium carbonate is better for this;
The resulting mixture enters the extruder, where it turns into a homogeneous hot mass;
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