Plaster & sprayHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data unter http://asonad.de, Feb. 2001
Value from the PTB table, not verified
ICC Sonaspray K-13, seamless acoustic coating
Sonaspray K-13
PTB reference data
Original description
ICC Sonaspray K-13, seamless acoustic coating
Material properties
Manufacturer: ICC
Thickness: 19 mm, 25 mm
Application: ceiling, wall
Mounting: spray-applied
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 2 variants
αw
0.60
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.30 | 0.75 | 1.00 | 0.95 | 0.95 |
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| Compare | Value | |
|---|---|---|
| 25 | αw0.60 | |
| 19 | αw0.50 |
Application: Aufspritzen on Untergrund
Measured values as a table (2 measurements)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 19 · Aufspritzen on Untergrund · grob, baumwollähnlich | 0.50 | 0.06 | 0.19 | 0.55 | 0.89 | 0.91 | 0.93 |
| 25 · Aufspritzen on Untergrund · grob, baumwollähnlich | 0.60 | 0.08 | 0.29 | 0.75 | 0.98 | 0.93 | 0.96 |
Measured values as a table (2 measurements)
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