PlasticHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: DNA-Tabelle 1968 b 1.1-3
Folded PVC plastic film
PTB reference data
Original description
Folded PVC plastic film
Material properties
Thickness: 0.2 mm
Wall distance: 20 mm
Surface weight: 0.2 kg/m²
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.37
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.30 | 0.55 | 0.60 | 0.55 | 0.30 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured