Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Conweb Tufflex G-40 cellulose non-woven panel core
Tufflex G-40
PTB reference data
Original description
Conweb Tufflex G-40 cellulose non-woven panel core
Material properties
Manufacturer: Conweb Bonded Fiber
Thickness: 15.875 mm
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.54
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.15 | 0.40 | 0.70 | 0.95 | 0.85 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured