Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: H. Lenz, Marktübersicht schallabsorbierende Anordnungen, Ruhr Universität Bochum, 1981, Seite 129
Value from the PTB table, not verified
Isover facade insulation panel SPF3, mineral fiber
Isover Fassadendämmplatte – SPF3
PTB reference data
Original description
Isover facade insulation panel SPF3, mineral fiber
Material properties
Manufacturer: Saint-Gobain Isover G+H AG
Thickness: 40 mm, 50 mm
Wall distance: 0 mm, 50 mm, 50 mm covered with perforated gypsum board, 100 mm
Perforation: 20%
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 6 variants
αw
1.00
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.75 | 1.00 | 1.00 | 1.00 | 1.00 |
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| Compare | Value | ||
|---|---|---|---|
| 40 mm | 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | αw1.00 | |
| 50 mm | 50 mm | αw1.00 | |
| 40 mm | 50 mm | αw0.95 | |
| 50 mm | 100 mm | αw0.95 | |
| 50 mm | 0 | αw0.80 | |
| 40 mm | 0 | αw0.70 |
Weight / density: ca. 120 kg /m³
Dimensions: 1250 x 600 mm
Measured values as a table (6 measurements)
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40 mm · ca. 120 kg /m³ · 0 | 0.70 | 0.15 | 0.21 | 0.30 | 0.39 | 0.49 | 0.62 | 0.76 | 0.83 | 0.92 | 1.02 | 1.03 | 1.05 | 1.07 | 1.07 | 1.06 | 1.06 |
| 40 mm · ca. 120 kg /m³ · 50 mm | 0.95 | 0.28 | 0.40 | 0.55 | 0.69 | 0.78 | 0.87 | 0.97 | 0.99 | 1.00 | 1.03 | 1.03 | 1.04 | 1.05 | 1.07 | 1.08 | 1.09 |
| 40 mm · ca. 120 kg /m³ · 50 mm with gelochter Gipskartonplatte abgedeckt, Lochanteil 20 % | 1.00 | 0.22 | 0.40 | 0.60 | 0.80 | 0.86 | 0.97 | 1.06 | 1.05 | 1.04 | 1.04 | 1.06 | 1.10 | 1.12 | 1.12 | 1.12 | 1.12 |
| 50 mm · ca. 120 kg /m³ · 0 | 0.80 | 0.22 | 0.30 | 0.42 | 0.54 | 0.62 | 0.74 | 0.85 | 0.87 | 0.94 | 0.99 | 1.01 | 1.03 | 1.06 | 1.06 | 1.07 | 1.08 |
| 50 mm · ca. 120 kg /m³ · 50 mm | 1.00 | 0.31 | 0.44 | 0.63 | 0.81 | 0.84 | 0.88 | 0.92 | 0.99 | 1.02 | 1.08 | 1.06 | 1.04 | 1.03 | 1.04 | 1.06 | 1.08 |
| 50 mm · ca. 120 kg /m³ · 100 mm | 0.95 | 0.35 | 0.44 | 0.60 | 0.73 | 0.82 | 0.90 | 1.00 | 0.99 | 0.99 | 0.98 | 1.01 | 1.02 | 1.06 | 1.06 | 1.07 | 1.08 |
Measured values as a table (6 measurements)
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