GypsumHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data online at www.rigips.de, as of March 07
Value from the PTB table, not verified
Rigips Gyptone Sixto 60 gypsum board
Gyptone Sixto 60
PTB reference data
Original description
Rigips Gyptone Sixto 60 gypsum board
Material properties
Manufacturer: Rigips GmbH
Wall distance: 2.3 in, 7.9 in
Measurement data
Sound absorption
Reverberation chamber (ASTM C423 / ISO 354)· 2 variants
NRC
0.80
Frequency values
αp per octave band
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.35 | 0.65 | 0.85 | 0.85 | 0.75 | 0.75 |
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| Compare | Value | |
|---|---|---|
| 58 | NRC0.80 | |
| 200 | NRC0.70 |
NRC: 0.80 (derived from ISO 354 lab data)
Measured values as a table (2 measurements)
| Build-up | NRC | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| 58 | 0.80 | 0.35 | 0.65 | 0.85 | 0.85 | 0.75 | 0.75 |
| 200 | 0.70 | 0.40 | 0.65 | 0.80 | 0.70 | 0.70 | 0.65 |
Measured values as a table (2 measurements)
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