FoamHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
pinta acoustic willtec absorber RONDO-S
Absorber RONDO – S
PTB reference data
Original description
pinta acoustic willtec absorber RONDO-S
Material properties
Manufacturer: pinta acoustic gmbh
Thickness: Ø230 mm
Mounting: RMA 400 / 1770, RMA 720 / 1770, RMA 600 / 1770
Measurement data
Sound absorption
ISO 354 – reverberation chamber· 3 variants
αw
1.14
Frequency values
αp per ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.40 | 0.85 | 1.20 | 1.45 | 1.50 | 1.45 |
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| Compare | Value | |
|---|---|---|
| RMA 400 / 1770 | αw1.14 | |
| RMA 600 / 1770 | αw0.92 | |
| RMA 720 / 1770 | αw0.79 |
Weight / density: 9,5±1,5 kg/m³
Dimensions: 1250 mm