MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.luxalon.com
Luxalon LAY-IN/LAY-ON perforated metal cassette with mineral wool
Luxalon LAY-IN / LAY-ON
PTB reference data
Original description
Luxalon LAY-IN/LAY-ON perforated metal cassette with mineral wool
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.5 mm
Wall distance: 200 mm
Hole size: 1.5 mm
Backing: 20 mm mineral wool (20 kg/m³)
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.94
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.50 | 0.90 | 1.05 | 0.95 | 1.05 | 1.10 |
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Method (354): Measured
