... High-tech Enterprise” in Nov.10,2009. PP Yarn Application:PP yarn is widely used in flexible container bags,industrial ... filter cloth, Webbing tape, Rope, Cordage, Ribbons, Straps,Nets, ... Belts,Hoses, Laces, All knitting applications, All weaving application (warp & weft) etc. 50D to 3600D PP Functional Yarn