MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.luxalon.com
Hunter Douglas Luxalon 180 B perforated aluminum panels
Luxalon 180 B
PTB reference data
Original description
Hunter Douglas Luxalon 180 B perforated aluminum panels
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.6 mm
Wall distance: 160 mm
Perforation: perforated
Hole size: 2 mm
Backing: 0.2 mm thick black acoustic non-woven backing
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.67
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.75 | 0.85 | 0.65 | 0.65 | 0.55 |
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Method (354): Measured
