Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Tectum Kawool ceramic fiber blanket
Kawool
PTB reference data
Original description
Tectum Kawool ceramic fiber blanket
Material properties
Manufacturer: Tectum
Thickness: 1 inch, 2 inches
Wall distance: 0 mm
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 4 variants
αw
0.79
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.80 | 0.70 | 0.85 | 0.90 | 1.00 |
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| Compare | Value | ||
|---|---|---|---|
| 2 inches | 2.67 lb/ft² | αw0.79 | |
| 1 inch | 1.33 lb/ft² | αw0.73 | |
| 1 inch | 0.67 lb/ft² | αw0.72 | |
| 1 inch | 1.67 lb/ft² | αw0.46 |
Dimensions: 48 x 107 inches
Distance: 0