MAkustik MA07 acoustic panel, square perforated

Type 8/16 – MAkustik MA07 square perforated

PTB reference data

Original description

Material properties

Manufacturer: MAkustik

Thickness: 46 mm

Wall distance: 320 mm

Perforation: 25%

Hole size: 8 mm side length, 16 mm spacing

Backing: acoustic non-woven, 30 mm mineral wool

ISO 354 – reverberation chamber

αw

0.81

αp nach ISO 11654

125 Hz

0.50

250 Hz

0.80

500 Hz

0.90

1000 Hz

1.00

2000 Hz

0.90

4000 Hz

0.80

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Method (354): Measured