Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 190
Knauf Acoustone mineral fiber panels
Acoustone mineral fiber panels
PTB reference data
Original description
Knauf Acoustone mineral fiber panels
Material properties
Manufacturer: Knauf Hauptverwaltung Iphofen
Thickness: 19 mm
Wall distance: 400 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.72
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.50 | 0.45 | 0.70 | 0.95 | 0.90 | 0.85 |
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| Compare | Value |
|---|---|
| αw0.72 | |
| αw0.72 |
Weight / density: ca. 6,5 kg / m²
Dimensions: 625 x 625 mm, 625 x 1250 mm
Distance: 400 mm
