Automotive Grade Siliconized Polyester Fiber 4D×51MM Recycled Staple Fiber for Sound Insulation
Automotive Grade Siliconized Polyester Fiber 4D×51MM Recycled Staple Fiber for Sound Insulation
Description:
Specially engineered for automotive NVH (Noise, Vibration, and Harshness) applications, our recycled siliconized polyester fiber delivers superior sound absorption and thermal insulation performance. The optimized 4D×51MM fiber specification ensures perfect density and resilience for automotive interior components.
Key Technical Advantages:
✔ Advanced Sound Absorption - 0.85+ NRC (Noise Reduction Coefficient) at 2000Hz
✔ Eco-Friendly Material - 100% post-industrial recycled content (GRS & UL Ecologo certified)
✔ Thermal Stability - Withstands -40°C to 150°C operating temperatures
✔ Process-Optimized - Special siliconization (6-8% coating) prevents fiber migration
Details
| Fiber Type | Polyacrylonitrile (PAN) |
| Denier (dtex) | 3D–15D (customizable) |
| Cut Length | 32mm, 38mm, 51mm (or custom) |
| Hollow Ratio | 10%–30% |
| Tenacity (cN/dtex) | ≥2.5 |
| Elongation at Break (%) | 25%–45% |
| Crimp Frequency | 8–15 crimps/inch (adjustable) |
Our certificate:
Exhibtion
FAQ
1. Why choose Polyester FDY Yarn?
-Good elasticity and grade A quality
- Full dull finish eliminates unwanted shine for authentic fur appearance
-Better anti static electricity
2. What's your payment term?
30% T/T as deposit 70% T/T before shipment or LC at sight, others are negotiable.
3. Can we get samples?
Free samples always could be sent to you for your evaluation.
4. What's your MOQ?
8 Ton
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.