Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Bradford Insulation Supertel glass wool building blanket, perforated metal facing
Supertel
PTB reference data
Original description
Bradford Insulation Supertel glass wool building blanket, perforated metal facing
Material properties
Manufacturer: Bradford Insulation
Thickness: 25 mm
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.64
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.15 | 0.30 | 0.60 | 0.85 | 1.00 | 0.95 |
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Method (354): Measured