... .,are widely used on the safety belt, industrial strap, flexiblecontainer bags, geotextiles, industrial filter cloth, ropes, cable,high-pressure fire ... belt, industrial sewing thread,canvas tent, crack polypropylene fibers, woven bags, etc. area, is analternative polyester, nylon, Polyethylene new ideal ... polypropylene filament Sewing line , mainly used in harness,ropes, bags and other industries.