FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: J.Meyer, Kirchenakustik, Verlag E.Bochinsky
Foam hanging element with non-woven cover
PTB reference data
Original description
Foam hanging element with non-woven cover
Material properties
Backing: non-woven cover
Application: hanging element
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.39
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.15 | 0.40 | 0.60 | 0.55 | 0.55 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured