Hunter Douglas Luxalon 84 B fiber absorber on metal panels

Luxalon 84 B

PTB reference data

Original description

Material properties

Manufacturer: Hunter Douglas

Thickness: 0.5 mm

Wall distance: 200 mm

Surface weight: 1.7 kg/m²

Density: 22 kg/m³

Backing: 20 mm mineral wool blanket (22 kg/m³)

Surface: unperforated, pre-coated, stove-enameled

ISO 354 – reverberation chamber

αw

0.50

αp nach ISO 11654

125 Hz

0.35

250 Hz

0.70

500 Hz

0.65

1000 Hz

0.55

2000 Hz

0.40

4000 Hz

0.30

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Method (354): Measured