TextileHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Loop pile tufted carpet on hair pad
PTB reference data
Original description
Loop pile tufted carpet on hair pad
Material properties
Thickness: 9.5 mm (pile height)
Surface weight: 1.4 kg/m² (carpet), 3.0 kg/m² (hair pad)
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.56
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.40 | 0.60 | 0.70 | 0.65 | 0.90 |
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Method (354): Measured