MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 170
Value from the PTB table, not verified
Hunter Douglas Luxalon 195 B perforated aluminum panels with fiber absorber
Luxalon 195 B
PTB reference data
Original description
Hunter Douglas Luxalon 195 B perforated aluminum panels with fiber absorber
Material properties
Manufacturer: Hunter Douglas
Wall distance: 7.9 in
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 2 variants
NRC
1.00
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.80 | 1.00 | 1.00 | 1.00 | 1.00 |
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| Compare | Value |
|---|---|
| NRC1.00 | |
| NRC1.05 |
NRC: 1.00 (derived from ISO 354 lab data)
Weight / density: Mineralwolldichte 55 kg / m³
Dimensions: Paneelbreite 7.7 in, Schlitzbreite 1 in
Application: Deckenpaneele
Distance: 7.9 in
Measured values as a table (2 measurements)
| Build-up | NRC | 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 | 0.12 | 0.32 | 0.59 | 0.70 | 0.90 | 0.83 | 0.85 | 1.10 | 1.08 | 1.03 | 0.93 | 1.05 | 1.20 | 1.15 | 1.10 | 1.11 | 1.02 | 1.03 | 1.02 |
| Mineralwolldichte 55 kg / m³ · 200 mm · Deckenpaneele · gelocht | 1.05 | 0.20 | 0.23 | 0.42 | 0.66 | 0.85 | 0.98 | 1.06 | 1.05 | 1.06 | 1.12 | 1.09 | 1.15 | 1.20 | 1.20 | 1.14 | 1.06 | 1.10 | 1.02 | 1.02 |
Measured values as a table (2 measurements)
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