Factory direct sales at the end of plastic bags

Square bottom plastic bags:

(1) the proportion of small, light weight.Although the proportion of plastic than other packaging materials, but their strength / weight ratio is larger, it may replace some of the larger strength of the material used to make larger load packaging Containers (such as barrels, baskets and boxes, etc.) The packaging material and the container itself have a small proportion, which can save handling and transportation costs.
(2) plastic variety, different personality, able to adapt to the requirements of different product packaging. Plastic can take a variety of modified methods (copolymer, blending, grafting, etc.) to improve its physical and chemical properties to meet the special packaging Plastic. Plastic can also be compounded and coated method, the layers of plastic _ with different properties of the film together, or with paper and metal foil (usually aluminum) composite, as a multi-functional packaging materials , Or in the paper, cardboard and other materials on the surface of plastic, to improve its packaging function.Therefore, the plastic packaging design to provide a pan-selection of the possibility.