Perforated acoustic Calcium Silicate Ceiling Board

Decorative materials Calcium Silicate Ceiling Board

Specifications:
calcium silicate ceiling board
fireproof,waterproof
high strength and density
green building material
easy to install
Material:  siliceous , calcareous materials, cellulose reinforced as mail materials.
Thickness :4-18mm
Sizes: 595x595mm,600x600mm,595x1195mm,603x603mm,
                       605x605mm,603x1212mm610x1220mm

Size tolerance: lengh<±2mm,width<±2mm,thickness<±0.5mm
Materials: Tobermorite, lime, Quartz sand, wood fiber
Fire-proof rate: A-class incombustible (GB8624-1997)
Incombustibility: 240 minutes (GB/T9978-1999)                                                                                    
Density: 1.2-1.4g/cm3
Moisture: <10%
Heat conduction: 0.24W/MK (Jc/t564) Average
Sound-absorption: 45db (GBJ75-84)
Anti-bend strength: >15MPa (GB/T7019-1997)
Moisture movement rate: <0.19% (GB/T7019-1997)