TextileHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Carpet: Woven wool loop, 1.4 kg/m², 6.4 mm pile height, no pad
PTB reference data
Original description
Carpet: Woven wool loop, 1.4 kg/m², 6.4 mm pile height, no pad
Material properties
Thickness: 6.4 mm
Surface weight: 1.4 kg/m²
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.31
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.15 | 0.10 | 0.30 | 0.50 | 0.55 |
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Method (354): Measured