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Key words: heart yarn firm and tensile, delicate feel, Jet vortex spinning core-covering
Raw materials and specifications:Jet vortex spinning regenerated viscose/nylon +Polybutylene-terephthalate(PBT)50D 70/30 28S
Scope of application: With its unique compound structure, and the advantage of delicately combining several types of fiber, it has significant benefits and a bright growth prospect. It not only improves the textile’s
strength and wear-enduring quality, but also maintains excellent moisture-absorbing and breathing functions,applicable to many fields such as apparel, home articles and medical industry. Its unique performance and broad application prospects enable covering yarn to become the textile product that brings enormous benefits and has huge potential.
Scope of application: Clothing, home textile, industrial textiles
Main quality indexes and performances
| Tested item | Regenerated viscose/nylon +Polybutylene-terephthalate (PBT) 50 denier 70/30 27.5s |
| Yarn levelness variation coefficient (%) | 12.5 |
| Thin places per 1000 meters (-50%) (Pc/km) | 0 |
| Thick places per 1000 meters (+50%) (Pc/km) | 20 |
| Neps per 1000 meters (+200%)(Pc /km) | 10 |
| Hairiness index H value | 3.75 |
| Average yarn breaking strength (cN) | 277 |
| Single yarn breaking strength variation coefficient (%) | 4.8 |
| Average single-yarn minimum breaking strength (cN) | 235 |
| Elongation at break (%) | 14.2 |
| Single yarn breaking strength (cN/tex) | 12.8 |
| Wear-enduring index | 20 |
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