MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 164
Value from the PTB table, not verified
Hunter Douglas Luxalon 84 C aluminum panel with fiber absorber
Luxalon 84 C
PTB reference data
Original description
Hunter Douglas Luxalon 84 C aluminum panel with fiber absorber
Material properties
Manufacturer: Hunter Douglas
Thickness: 0.5 mm
Wall distance: 200 mm
Perforation: 15 %
Hole size: 2 mm
Surface: stove-enameled
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
1.00
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.85 | 1.00 | 1.00 | 1.00 | 0.85 |
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| Compare | Value | |
|---|---|---|
| Mineralwolldichte 55 kg / m³ | αw1.00 | |
| Mineralwolldichte 70 kg / m³ | αw0.95 |
Dimensions: Modulbreite 100 mm, Länge bis 6 m
Application: Deckenpaneele
Distance: 200 mm
Measured values as a table (2 measurements)
| Build-up | αw | 100 Hz | 125 Hz | 160 Hz | 200 Hz | 250 Hz | 315 Hz | 400 Hz | 500 Hz | 630 Hz | 800 Hz | 1000 Hz | 1250 Hz | 1600 Hz | 2000 Hz | 2500 Hz | 3150 Hz | 4000 Hz | 5000 Hz | 6300 Hz |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mineralwolldichte 55 kg / m³ · 200 mm · Deckenpaneele · gelocht | 1.00 | 0.24 | 0.38 | 0.40 | 0.78 | 0.90 | 0.92 | 1.00 | 1.08 | 1.06 | 1.04 | 1.02 | 1.03 | 1.10 | 1.10 | 1.05 | 0.95 | 0.79 | 0.81 | 0.64 |
| Mineralwolldichte 70 kg / m³ · 200 mm · Deckenpaneele · gelocht | 0.95 | 0.23 | 0.33 | 0.55 | 0.78 | 0.85 | 0.86 | 0.93 | 1.03 | 1.01 | 1.04 | 1.04 | 1.07 | 1.12 | 1.08 | 0.93 | 0.83 | 0.73 | 0.75 | 0.63 |
Measured values as a table (2 measurements)
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