WoodHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: DNA 1968, Tabelle a3.1-8
Lightweight chipboard on cross-batten sub-frame
PTB reference data
Original description
Lightweight chipboard on cross-batten sub-frame
Material properties
Thickness: 19 mm
Wall distance: 50 mm
Surface weight: 6.4 kg/m²
Flow resistance: 0.139 kPa·s/m²
Mounting: cross-batten sub-frame
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.50
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.55 | 0.75 | 0.55 | 0.55 | 0.45 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured