The plastic packing bag can be divided into OPP / CPP / PP / P / P / PVA / EVA, compound bag, co-extrusion bag etc.

OPP plastic bags:

Characteristics: hard, no change after pulling. Non-tensile (biaxial stretch) single sheet folded, edge sealed welded, maximum length not exceeding 640 m / m. The monolithic is 1.28m in length and 0.6Min in width.

Advantages: good transparency.

Disadvantages: easy to tear on both sides of the seal.