... Calcium Silicate Board, new green building materials, various type and specification/ceiling board Calcium Silicate Board/ceiling board is a new green building materials. With silicate and calcium ... high strength, anti-corrosion, water-resist, fire-proof, sound insulation, heat insulation, no ... light yellow 4. Egde: Square, beveled 5. Fire-proof Features: Incombustible A-class(GB8624-1997) 6 ...