MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 169
Hunter Douglas Luxalon 185 U aluminum panel with mineral fiber
Luxalon 185 U
PTB reference data
Original description
Hunter Douglas Luxalon 185 U aluminum panel with mineral fiber
Material properties
Manufacturer: Hunter Douglas
Thickness: 1 mm
Wall distance: 200 mm
Density: 55 kg/m³
Backing: 25 mm mineral fiber blanket
Surface: stove-enameled
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.51
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.80 | 0.65 | 0.55 | 0.40 | 0.40 |
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Method (354): Measured
