Fiber Cement Board

Fiber cement board Fiber Cement boardSize1220x2440mmMaterialWood pulp, Portland Cement,Quartz SandWeightThicknessKg/pc6mm249mm3612mm48ToleranceLength2mmWidth2mmThickness0.2mmNon uniformity of Thickness≤8%Edge straightness≤1.5mmSurface planeness≤2mmSquareness≤2mmBending strength≥17MpaImpact strength≥2.00KJ/m2Density1.35g/cm3Coefficient of Thermal Expansion≤5x10 6 m/m.kCoefficient of Moisture Expansion≤0.20%Coefficient of drying shrinkage≤6x102Water Absorption≤40%Water content≤10%Thermal Conductivity≤0.1%100% free asbestosRadioactivity<1.0LNonflammableA Main characteristics §Fire resistant: