MetalBroadband absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 166
Value from the PTB table, not verified
Hunter Douglas Luxalon 130 B aluminum panel with mineral wool, spacing 200 mm
Luxalon 130 B
PTB reference data
Original description
Hunter Douglas Luxalon 130 B aluminum panel with mineral wool, spacing 200 mm
Material properties
Manufacturer: Hunter Douglas
Thickness: 20 mm
Wall distance: 200 mm
Density: 70 kg/m³
Surface: stove-enameled
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.50
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.55 | 0.85 | 0.80 | 0.60 | 0.45 | 0.35 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 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 70 kg / m³ · 200 mm · Deckenpaneele · ungelocht | 0.50 | 0.42 | 0.65 | 0.87 | 0.82 | 0.84 | 0.82 | 0.80 | 0.73 | 0.72 | 0.62 | 0.53 | 0.52 | 0.46 | 0.34 | 0.36 | 0.36 | 0.35 | 0.38 |
Measured values as a table (1 measurement)
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