China 12mm Perforated Knauf Gypsum Board for Meeting Room, Find details about China Construction Material, Building Material from 12mm Perforated Knauf Gypsum Board for Meeting Room
WELLYOUNG acoustic perforated gypsum board is designed on the basis of helholtz resonance theorem, After perforated, the holes, board and the wall make up of many resonant cavities, when air molecules pass the holes, the resonant cavities will consume large quantities of sound energy.
WELLYOUNG perforated gypsum board is one of the best sound absorption products, it ie widely used in Auditorium, office, cinema, church, hospital. School and so on.
Technical datas:
SPECIFICATIONS FOR WELLYOUNG Acoustic Perforated Gypsum Board | |
Surface Treatment | plain paper;pvc lamination;latex painted |
Backside | Acoustic non-woven cloth, white or black color |
Thickness | 12mm |
Size | 1200x2400mm |
Edge | Square |
Round hole | 6/18.18, 6/20, 6/25, 8/18, 8/17, 8/20, 8/25, 10/20, 10/25, 12/25, 15/30mm |
Square hole | 3/8.33, 5/15, 8/20, 10/20, 12/25mm |
Cross hole | 6/10/20, 6/10/25, 8/12/25, 12/20/30mm |
Irregular hole | 8/15/20 |
Oblong hole | 4-14mm |
Perforation Patterns | H1, H2, H2L, H4, H4L, H6, H8 |
Perforation Rate | 6.8%-19.6% |
Sound Absorption | aw 0.65 NRC 0.70 |
Climate (RH) | 70 |
Density | 9.4 Kg/m2 |
K-Value | 0.1w/m k |
Applications | Suspending ceiling, wall partition |
Other installation Materials | Multipurpose Interior Putty,Jointing Compound,Drywall Screw,Paper Tape,Glass Fiber Mesh. (we also offer these products) |
1) Acoustic perforated gypsum board
2) Light weight in unit acreage
3) High edge rigidity
4) Strong nail pull resistance
5) Smoothness
6) Green products
Perforation Designs:
Applications:
Finishes applied to plasterboard surfaces can have a significant effect on the perceived quality of the installation, particularly where critical lighting conditions exist.
--Textured or heavy patterned finishes tend to hide imperfections
--Matt finishes minimize imperfection visibility
--Semi-gloss and gloss finishes highlight imperfections
--Light colours are less likely to show imperfections and impact damage
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