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Home > Product > Sound Diffuser Series acoustic panel

·Materialhigh quality MDF, fireproofing cloth, painted facing.

·Theory adjust structure of grooved the front and perforated the back and change groove width and hole depth, volume of the back cavity , we can get different absorption effect on different frequency.

·Characterfireproof、moistureproof、beautiful、Environmental protection、easy-installation and long-using

·Functionabsorb sound or reduce noise and decoration.

·Type28/4
·SpecificationL2440mm×W128mm×H25mm(or customer made)
·ApplicationBroadcast station, TV station, library, theater, opera house, hotel, meeting room, church, factory, shop, gym, school etc.
·28/4 Absorption coefficient:
type13PMK
Center frequency (Hz)
125
250
500
1000
2000
4000
Noise reduction coefficient
NRC
Back cavity 50mm
Absorption coefficient a
0.43
1.08
1.12
0.97
0.90
0.92
1.02
Back cavity 100mm
Absorption coefficient a
0.65
1.05
1.02
0.94
0.82
0.83
0.96
Back cavity 200mm
Absorption coefficient a


 

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