How to choose materials for the stand up spout pouches.
Plastic compound bag and ordinary plastic bags
by：Kolysen
2020-07-01
Plastic compound bag generally consists of BOPP and co-extrusion film, BOPP and PET composite and so on.
Compound bag there are generally two composite and three composite, general color printing composite bags, printed in the middle of the two kinds of membrane, general compound bag welding edge will appear two layers or three layers that is compound bag.
Ordinary bag is a layer of surface printing, with a knife to scrape the above printing, and compound bag blown out.
Compound bag price is expensive, ordinary plastic bags cheaper prices.
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