FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Wedge-shaped, melamine foam panels
PTB reference data
Original description
Wedge-shaped, melamine foam panels
Material properties
Manufacturer: Sonex Division
Thickness: 2 inch
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.71
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.35 | 0.80 | 1.00 | 1.00 | 0.95 |
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Method (354): Measured
