Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 110
Value from the PTB table, not verified
Isover mineral fiber insulation panel SPW/F
Isover Dämmplatte – SPW / F
PTB reference data
Original description
Isover mineral fiber insulation panel SPW/F
Material properties
Manufacturer: RPG Diffusor Systems
Thickness: 30 mm
Wall distance: 30 mm
Backing: reinforced longitudinally with galvanized sheet steel strips, non-needled foil
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.30
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.15 | 0.25 | 0.30 | 0.35 | 0.25 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30 mm · 4,5 kg / m² · 30 mm · Oberfläche einseitig with mattweisser PVC-Strukturfolie beschichtet | 0.30 | 0.10 | 0.22 | 0.23 | 0.20 | 0.13 | 0.13 | 0.15 | 0.26 | 0.41 | 0.30 | 0.33 | 0.33 | 0.33 | 0.33 | 0.33 | 0.29 | 0.24 | 0.21 |
Measured values as a table (1 measurement)
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