Non-woven fabric is made up of directional or random fiber, is a new generation of environmental protection material, has moisture-proof, breathable, flexible, qualitative light, no combustion, easy to decompose, non-toxic non-irritating, rich colors, with low cost, reusable, etc. If polypropylene (pp material) is used as raw material, it is produced by high temperature melting, spraying, paving, and heat rolling. It is called cloth because of its appearance and certain properties. But they are made of chemical fiber and plant fiber suspension in water or air as medium, such as conditions on the wet or dry process writing, although is not by the textile cloth so called non-woven bags.
