Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Dalenbäck, Datensatz der CATT-Software, November 2000. Data-Category in CATT: MINERALFIBER2, C: Ceilings, D: 16
Value from the PTB table, not verified
Ceilings, 16 mm pressed mineral fiber board (fissured) 210 mm from ceiling
PTB reference data
Original description
Ceilings, 16 mm pressed mineral fiber board (fissured) 210 mm from ceiling
Material properties
Thickness: 16 mm
Wall distance: 210 mm
Surface: fissured
Application: ceiling
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.50
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.30 | 0.40 | 0.60 | 0.65 | 0.65 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|
| Measurement 1 | 0.50 | 0.38 | 0.28 | 0.39 | 0.59 | 0.64 | 0.65 |
Measured values as a table (1 measurement)
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