730mm Automotive Trunk Sound Absorbent Cotton Mat - 500g/㎡ Spare Tire Insulation with ROHS Certification
Professional automotive trunk sound absorbent cotton designed to reduce noise, prevent moisture, and enhance audio performance. This spare tire insulation mat effectively dampens vibrations and improves driving comfort.
- Reduces trunk cavity noise and minimizes friction between spare tire and vehicle body
- Suppresses excess resonance noise and eliminates abnormal sounds
- Enhances bass performance when used with tire subwoofer systems
- ROHS environmental certification ensures safety and flame retardancy
- Formaldehyde-free construction for health and environmental protection
| Diameter | Approximately 730mm |
| Gram Weight | 500g/㎡ |
| Packaging | Plastic film wrapping |
| Application | Automotive trunk/spare tire compartment |
Technical support and manufacturing partnerships with Alpine and Pioneer sound insulation systems.
Guangdong JIRUI Acoustic Technology Co., Ltd - Founded by a team with over 20 years of automotive polymer materials experience, specializing in R&D, production, and sales of vibration/noise reduction solutions, new energy materials, lightweight composites, and flame-retardant technologies.
Technical services cover China, Taiwan, United States, Japan, South Korea, Malaysia, Indonesia, Vietnam and other regions, providing sound insulation technology and production services for Alpine and Pioneer brands.
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