MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.luxalon.com
Hunter Douglas Luxalon 84 B perforated aluminum panels with mineral wool
Luxalon 84 B
PTB reference data
Original description
Hunter Douglas Luxalon 84 B perforated aluminum panels with mineral wool
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.5 mm
Wall distance: 200 mm
Surface weight: 1.7 kg/m²
Density: 22 kg/m³
Hole size: 2 mm
Backing: 25 mm thick mineral wool mat
Surface: pre-coated, stove-enameled
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.69
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.25 | 0.50 | 0.75 | 0.75 | 0.95 | 0.95 |
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Method (354): Measured
