FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
pinta acoustic Waffel willtec melamine foam
Waffel willtec – 35/35
PTB reference data
Original description
pinta acoustic Waffel willtec melamine foam
Material properties
Manufacturer: pinta acoustic gmbh
Thickness: 35/35 mm
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.55
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.20 | 0.50 | 0.75 | 0.85 | 0.85 |
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Method (354): Measured
