OtherHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: RAMSETE
IdiKell panels B208 - d=100 mm + 40 L.M.
PTB reference data
Original description
IdiKell panels B208 - d=100 mm + 40 L.M.
Material properties
Thickness: 100 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.78
Frequency values
αp nach ISO 11654
| f (Hz) | 63 | 125 | 250 | 500 | 1k | 2k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.35 | 1.00 | 1.00 | 0.80 | 0.75 |
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Method (354): Measured