Plaster & sprayHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Value from the PTB table, not verified
ICC K13FC/Dura-K cellulose-base fiber, white, sprayed on, textured finish
K13FC / Dura-K
PTB reference data
Original description
ICC K13FC/Dura-K cellulose-base fiber, white, sprayed on, textured finish
Material properties
Manufacturer: ICC International Cellulose Corp.
Thickness: 1/2 inch
Wall distance: 0 mm
Surface: textured finish
Mounting: sprayed on
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.45
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.15 | 0.45 | 0.85 | 1.00 | 1.00 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 1/2 inch · 0.25 lb/ft² · 0 | 0.45 | 0.15 | 0.16 | 0.46 | 0.87 | 1.07 | 1.12 |
Measured values as a table (1 measurement)
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