Product Description: 

Made of 100% polyester staple fiber (PET), Audio & Speaker Sound-absorbing Padding boasts eco-friendliness, fire and flame resistance, moisture and mildew resistance, easy cutting, odorlessness, formaldehyde-free, aging resistance, wear resistance, washability, non-deformation, soft and smooth texture, and high cost performance. Its unique porous structure enalbes sound waves to form backflow in the high-density fiber cavity, achieving efficient sound absorption and noise reduction.

Product Specifications: 

Raw Material: 100% polyester staple fiber (PET)

Grammage: 100g/㎡ – 800g/㎡

Thickness: 10mm – 50mm   

Color: White, Black, Light grey, Dark grey

Performance Indexes:

Sound absorption coefficient: SAC (α)  = 0.81 (GB/T 47-1983)

Noise reduction coefficient: NRC = 0.79 (GB/T 47-1983)

Thermal conductivity: TC (λ) = 0.035 W/(m·K) (GB/T 10295-88) 

Notes: 

● These are typical test values for our standard products, for reference only.         

● The SAC and NRC generally increase with higher grammage. The higher the grammage, the better the sound absorption and noise reduction effect. Final values are subject to actual sample testing. 

Testing Compliance: 

●  Fire-resistant & Flame-retardant Standards: China GB 8624-2012 (Class B1), US UL 94 V-0, UL 94 HF-1, UK BS 5852

●  Satefy & Chemical Compliance: EU RoHS, EU REACH SVHC 250, MSDS available upon request