It is produced on the base of fine magnesium oxide board and dealt with drilling on the surface.it has perfect sound proof and absorption ability. Stick non woven fabric in tha back which can resistant the dust.
fire prevention
1. soundproof
2. fire prevention
3. damp proof
4. easy installation and maintenance
5. durable in use
6. do not include the asbestos
product data:
material:modified magnesia cement
density:0.8-1.1g/cm3
Bending strengh:15Mpa
Absorbing water rate 15%
Fireproof characteristic: no combustible
Thermal resistance:1.14 m2k/w
The corner is dealt with:bright shelf platform/drops
security:100% does not include harmful substances such as the asbestos and etc.

:603mmX603mm 595mmX595mm 600mmX1200mm Thickness:5mm or 6mm
Diameter of hole: according to customer��s requirement