Gypsum
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Starkustic structural clay hollow tile with perforated ceramic facing
Starkustic
PTB reference data
Original description
Starkustic structural clay hollow tile with perforated ceramic facing
Material properties
Manufacturer: Stankiewicz GmbH
Thickness: 4 inches
Wall distance: 0 mm
Backing: fiberglass pads
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.48
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k |
|---|---|---|---|---|---|
| αp | 0.20 | 0.65 | 0.75 | 0.60 | 0.20 |
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Method (354): Measured