MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe www.luxalon.com
Luxalon CLIP-IN perforated metal cassette with mineral wool
Luxalon CLIP-IN
PTB reference data
Original description
Luxalon CLIP-IN perforated metal cassette with mineral wool
Material properties
Manufacturer: Hunter Douglas
Wall distance: 200 mm
Hole size: 2.5 mm
Backing: 20 mm mineral wool (20 kg/m³)
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.75
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.70 | 0.85 | 0.75 | 0.95 | 0.95 |
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Method (354): Measured
