... 603,1200*2400,1200*600,600*600 thickness:4-24mm Calcium silicate Ceiling board is made of high grade siliceous and calcareous ... material, it can be widely used in building partitions and ceilings, such as office, meeting room, school, hospital, amusement site, ... . The surface of the boards is suitable for various decorations.Calcium silicate board is a new type material which is fireproof, thermal ...