Mineral woolHighly absorbent

Data source

PTB reference data

Physikalisch-Technische Bundesanstalt

Source: Herstellerangabe

Ecophon Master A/alpha glass wool panel, Akutex T

Ecophon – Master A, alpha

PTB reference data

Original description

Ecophon Master A/alpha glass wool panel, Akutex T

Material properties

Manufacturer: Ecophon GmbH
Thickness: 40 mm
Wall distance: 50 mm, 160 mm, 200 mm, 400 mm
Backing: non-woven faced
Surface: Akutex T

Measurement data

Sound absorption

ISO 354 – reverberation chamber· 4 variants

αw
0.89

Frequency values

αp per ISO 11654

f (Hz)1252505001k2k4k
αp0.500.851.001.001.001.00

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CompareValue
tKh = 160 mm (totale Konstruktionshöhe)αw0.89
tKh = 400 mm (totale Konstruktionshöhe)αw0.88
tKh = 200 mm (totale Konstruktionshöhe)αw0.88
tKh = 50 mm (totale Konstruktionshöhe)αw0.80

Weight / density: ca. 5 kg / m² incl. Unterkonstruktion

Dimensions: 600 x 600 mm, 625 x 625 mm, 1200 x 600 mm, 1250 x 625 mm, 1200 x 1200 mm, 1250 x 1250 mm

Application: Deckenelement, demontierbar, Unterkonstruktion sichtbar, for Schulen and überall dort, wo die Anforderungen an eine gute Sprachverständlichkeit besonders hoch sind

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