Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 221
Owakustik MF 5 Struktura mineral fiber absorber
Owakustik – MF 5 Struktura
PTB reference data
Original description
Owakustik MF 5 Struktura mineral fiber absorber
Material properties
Manufacturer: Odenwaldwerk
Thickness: 14.7 mm
Wall distance: approx. 200 mm
Up to fire class: non-combustible
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.58
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.45 | 0.55 | 0.70 | 0.80 | 0.70 |
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Method (354): Measured