MetalBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 168
Hunter Douglas Luxalon 180 B aluminum panel with mineral fiber
Luxalon 180 B
PTB reference data
Original description
Hunter Douglas Luxalon 180 B aluminum panel with mineral fiber
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.5 mm
Wall distance: 200 mm
Density: 70 kg/m³
Backing: 20 mm mineral fiber mat
Surface: stove-enameled
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.56
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.65 | 0.95 | 0.70 | 0.50 | 0.40 | 0.25 |
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Method (354): Measured
