plastic pouch
Plastic packaging pouch can be divided into OPP, CPP, PP, PE, PVA, EVA, composite bags, co-extruded bags, etc. according to the material.
Advantage characteristics
CPP: non-toxic, can be compounded, transparency is better than PE, hardness is slightly worse. Soft texture, PP transparency, PE softness.
PP: Harder than OPP, stretchable (two-way pull), pulled into a triangle, bottom seal or side seal
PE: There is formalin, the transparency is a little poor
https://www.merlinsilk.com/neologism/ PVA: soft texture, good transparency, is a new type of environmentally friendly material, melted in water, raw materials are imported from Japan, expensive, widely used in foreign countries
OPP: good transparency and hardness
Composite pouch: strong sealing strength, printable, the ink will not fall off
Co-extruded pouch: good transparency, soft texture, printable