D64-Acoustic Wooden Panel
General Features
Surface Coating | Laminate, Polished Wood Veneer Lacquered |
Thickness (mm) | 18 (Please contact us for other materials and thicknesses) |
Approximate Weight (kg/m²) | – |
Sizes (cm) | 68×138, 60×60, 32×278 (Please contact us for special sizes) |
Acoustic Features
Channel Spacing (mm) | – |
Hole Diameter (mm) | 1 |
Number of Holes (m2 /Units) | 64000 Front Side, 8000 Back Side |
Hole Spacing (mm) | 4×4 Front Side, 16×8 Back Side |
Backside | Interlining |
Perforation Rate (%) | – |
NRC : 0,83
Frequency (Hz) | 50 | 63 | 80 | 100 | 125 | 160 | 200 | 250 | 315 | 400 | 500 | 630 | 800 | 1000 | 1250 | 1600 | 2000 | 2500 | 3150 | 4000 | 5000 |
Sound Absorption Coefficient | 0,29 | 0,24 | 0,29 | 0,6 | 0,53 | 0,74 | 0,95 | 1,05 | 1,02 | 1,02 | 0,97 | 0,93 | 0,9 | 0,82 | 0,68 | 0,56 | 0,49 | 0,44 | 0,4 | 0,37 | 0,33 |