Wood absorbing noise panels, using domestic and foreign advanced technology, applying the latest acoustic theory, acoustic effects Obviously, a simple and convenient installation and comply with environmental requirements, the domestic new construction decoration works were widely used. The absorption coefficient test : (air after 50 mm)
Modulus
frequency
100
125
160
200
250
315
400
500
630
800
1000
1250
1600
2000
2500
3150
4000
5000
NRC
16 Die
0.08
0.12
0.16
0.24
0.32
0.40
0.56
0.68
0.92
1.00
0.96
0.80
0.68
0.60
0.52
0.60
0.68
0.68
0.64
32 Die
0.16
0.16
0.28
0.45
0.61
0.69
0.73
0.90
0.90
0.94
0.78
0.69
0.57
0.49
0.45
0.49
0.53
0.57
0.68
1.Model specifications absorbing noise panels from wood finishes, and the sound-absorbing core material composed of thin carpet. Core material for the 16 mm or 18 mm thick sheet of MDF imports. The core material affixed with a positive finishes, the back-adhesive Germany Cod-thin black sound-absorbing carpet. According to the requirements of customers, a variety of finishes, solid wood veneer, imports face paint, face paint and other finishes.
Figure 1-1
Figure 1-2
Figure 1-3
A. specifications absorbing noise panels sizes : Table 2
Length direction
Width
Note
Slatted A square plate
Dimensions series
600mm
197mm293mm
Graining direction along the length direction of
800mm
1200mm
2400mm
Tolerance
Error 1mm/m
+1mm/m
Stitching way
Stitching enterprises mouth
Stitching enterprises mouth
Chart1-4
Stay seam stitching
Stitching Line
Stitching Line
Hole-shaped plate
Dimensions series
1200mm
600mm
Graining direction along the length direction of
600mm
Tolerance
Error 1mm/m
+1mm/m
Stitching way
Stitching enterprises mouth
Stitching enterprises mouth
Chart1-4
Stay seam stitching
Stitching Line
Stitching Line
Microplate
Dimensions series
600mm
600mm
Tolerance
Error 1mm/m
+1mm/m
Stitching way
Paste
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