Plaster & sprayHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data unter http://asonad.de, March 2002
Value from the PTB table, not verified
Asona Sonaspray K-13 FC seamless acoustic coating
Sonaspray K-13 FC
PTB reference data
Original description
Asona Sonaspray K-13 FC seamless acoustic coating
Material properties
Manufacturer: Asona Deutschland GmbH
Thickness: 12 mm, 16 mm, 19 mm, 25 mm
Up to fire class: B1 according to DIN 4102
Application: ceilings and possibly walls
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 4 variants
αw
0.70
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.40 | 0.90 | 1.00 | 1.00 | 1.00 |
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| Compare | Value | |
|---|---|---|
| 25 mm | αw0.70 | |
| 19 mm | αw0.55 | |
| 16 mm | αw0.50 | |
| 12 mm | αw0.45 |
Measured values as a table (4 measurements)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 12 mm | 0.45 | 0.15 | 0.16 | 0.46 | 0.87 | 1.07 | 1.12 |
| 16 mm | 0.50 | 0.16 | 0.22 | 0.57 | 0.96 | 1.09 | 1.12 |
| 19 mm | 0.55 | 0.18 | 0.27 | 0.67 | 1.02 | 1.11 | 1.12 |
| 25 mm | 0.70 | 0.22 | 0.38 | 0.88 | 1.16 | 1.15 | 1.12 |
Measured values as a table (4 measurements)
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