MetalHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 165
Value from the PTB table, not verified
Luxalon 84 R perforated metal fiber absorber, gelocht
Luxalon 84 R
PTB reference data
Original description
Luxalon 84 R perforated metal fiber absorber, gelocht
Material properties
Manufacturer: Hunter Douglas
Perforation: 15%
Hole size: 2 mm
Surface: stove-enameled aluminum
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.95
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.75 | 0.95 | 0.95 | 1.00 | 1.00 |
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| Compare | Value | |
|---|---|---|
| Mineralwolldichte 107 kg / m³ | αw0.95 | |
| Mineralwolldichte 48 kg / m³ | αw0.95 |
Dimensions: Paneelbreite 84 mm, Schlitzbreite 27 mm, Länge bis 6 m
Application: Deckenpaneele
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 107 kg / m³ · Deckenpaneele · gelocht | 0.95 | 0.23 | 0.25 | 0.45 | 0.70 | 0.75 | 0.84 | 0.90 | 0.95 | 0.94 | 0.93 | 0.85 | 1.00 | 1.02 | 1.03 | 1.05 | 1.01 | 1.01 | 0.98 | 0.93 |
| Mineralwolldichte 48 kg / m³ · Deckenpaneele · gelocht | 0.95 | 0.19 | 0.22 | 0.43 | 0.47 | 0.65 | 0.83 | 0.85 | 0.95 | 1.00 | 0.95 | 0.90 | 0.93 | 0.96 | 0.96 | 0.91 | 0.87 | 0.86 | 0.85 | 0.84 |
Measured values as a table (2 measurements)
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