Product introduction:
Sound absorbing sponge is made of environmental polyurethane foam,which designed to improve sound quality within a studio or recording environment by reducing reverberation (echo). They are professional grade sound improvement products for use in commercial or home recording / listening settings.
Sound absorbing sponge Parameters:
| Product name | Sound absorbing sponge |
| Material | Sound absorbing polyurethane foam |
| Size | 12×12 in,other size can be customized |
| Thickness | 4 inch,other thickness can be customized |
| Noise reduction coefficient | 1.05 |
| Fire retardant | Grade B2 |
| Package | Packed the goods in standard carton or plastic bag |
| Color | Black or can be customized |
| Environmental | Grade E1 |
Acoustic Data:
| Frequency | 125 |
250 | 500 | 1K | 2K | 4K | NRC |
| 4 inchs | 0.39 |
0.60 | 1.21 |
1.14 | 1.16 | 1.13 | 1.05 |
NRC=Noise Reduction Coefficient
Applications:
It widely used for Hall,Auditoriums,Studios,Equipment Rooms,Gymnasiums,Office,KTV,Home Recording Studios,Home Theaters,etc
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