Xuchang bags

Xuchang woven | Xuchang woven | Xuchang bag manufacturers | known as snakeskin. It is a plastic, packaging, the raw material generally polyethylene, polypropylene and other plastic materials chemistry. Raw plastic woven noun: woven main terms: Plastic bags are polypropylene (English pp) as the main raw material, extrusion, stretched into flat yarn, and then weaving, the preparation, the bag is made. Woven density and density tolerance Definition: weave density means within 100mm × 100mm knits, warp and weft of the number of national standards GB / T8946-1998 stipulates that "; flatten the bag on the bag, the next two to When the corner delineation of 100mm × 100mm two blocks, block away from the outside edges of the bag 100mm, warp and the number and averaged visual box, count when finished last less than one point, according to a plan, "; National Standards specified in the weave density while. Tolerances specified density, weave density depends packaging products, determined by the user.