TextileHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Carpet: Loop pile tufted carpet, 0.7 kg/m²: With 1.4 kg/m² hair pad
PTB reference data
Original description
Carpet: Loop pile tufted carpet, 0.7 kg/m²: With 1.4 kg/m² hair pad
Material properties
Surface weight: 0.7 kg/m²
Backing: 1.4 kg/m² hair pad
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.49
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.20 | 0.35 | 0.80 | 0.70 | 0.80 |
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Method (354): Measured