... sanded surface; bevelled edges available The detailed information for the Calcium Silicate BoardSpecificationSize2440*1220mm; 2400*1200mmThickness5 to 20mmSurface treatmentWith or without sanded ... bending strength, remarkable moisture resistance, stable dimension, durable, excellent heat insulation and soundproofing, easy installation, .Main usagePartitioning wall, ceiling tileOther usageProtecting ...