FoamHighly 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
Industrial Noise Control K-10M aluminized mylar-faced polyether foam
K-10M
PTB reference data
Original description
Industrial Noise Control K-10M aluminized mylar-faced polyether foam
Material properties
Manufacturer: Industrial Noise Control
Thickness: 1 inch
Wall distance: 0 mm
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 | 0.10 | 0.55 | 0.55 | 0.40 | 0.70 | 0.35 |
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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 inch · 0.17 lb/ft² · 0 | 0.45 | 0.10 | 0.57 | 0.57 | 0.39 | 0.68 | 0.35 |
Measured values as a table (1 measurement)
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