Mineral woolHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Manufacturer data
Value from the PTB table, not verified
Ecophon Hygiene Advance Baffle glass wool
Ecophon – Hygiene Advance Baffle Achsmaß 833
PTB reference data
Original description
Ecophon Hygiene Advance Baffle glass wool
Material properties
Manufacturer: Ecophon GmbH
Thickness: 40 mm
Wall distance: 800 mm
Backing: glass wool
Surface: smooth water-repellent film
Application: baffle
Mounting: sub-frame made of painted galvanized steel
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.70
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.25 | 0.40 | 0.70 | 1.00 | 1.00 | 0.85 |
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Value from the PTB table, not verified
Measured values as a table (1 measurement)
| Build-up | αw | 63 Hz | 125 Hz | 250 Hz | 500 Hz | 1000 Hz | 2000 Hz | 4000 Hz |
|---|---|---|---|---|---|---|---|---|
| 40 mm · ca.3 kg pro baffle · tKh = 800 mm (totale Konstruktionshöhe) · Für Bereiche with starker or häufiger Verschmutzung and täglichem Feuchtreinigungsbedarf · wasserabweisende Folie | 0.70 | 0.10 | 0.25 | 0.40 | 0.70 | 1.00 | 1.00 | 0.85 |
Measured values as a table (1 measurement)
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