FoamBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 254
Barynal 15 F 20 porous foam absorber
Barynal – 15 F 20
PTB reference data
Original description
Barynal 15 F 20 porous foam absorber
Material properties
Manufacturer: Stankiewicz GmbH
Thickness: 15 mm
Wall distance: 0 mm
Surface: black, waterproof and oil-resistant facing
Up to fire class: not easily flammable
Mounting: optionally with self-adhesive backing coating
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.39
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.05 | 0.15 | 0.75 | 0.60 | 0.50 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured