Our company has the most advanced production line for multifilament spinning in China. All the normal and high tenacity polypropylene flaments of 300D-3500D are produced by the advanced One-step spinning method. The products of high tenacity polypropylene yarns have the performances of aging-resistant, acid and alkal resistant, low boiling water shrinkage, high breaking tenacity, low elongation rate, environmental and pollution free.
Technical Parameters：
| Product name | FDY Yarn | Linear Density | 300D-3500D |
| Deviation of density | ±3.5% | CV of density | ≤3.5% |
| Breaking tenacity | 3-7g/d | CV of tenacity | ≤10% |
| Elongation of breaking | 20-35% | CV of elongation | ≦15% |
| Boiling water shrinkage | <10% | Oil content | ≦1.5% |
| intermingle( knot/meter ) | 15-25 | Class of color fastness | ±4 |
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