Calcium silicate board main material of the products are SiO 43%, CaO 44% and reinforcing fiber. The products are made by stirring, heating, gelling, forming, pipe hardening and drying. With light bulk weight, Low thermal conductivity and high bending and compressive strength character, using in construction. Petroleum, electric power and Building partition wall, curtain wall, roof and building envelope thermal insulation. Features 1 - Obvious cooling 2 - Good durability 3 - High rate strength 4 - Easy construction 5 - Enviromental protection Application 1 - Electrical and Mentallurgical equipment heat insulation 2 - Cement klinã??Industrial coke oven heat insulation 3 - Glass furnace equipment heat insulation 4 - Regenerative heating furnace thermal insulation 5 - Cement rotary thermal insulation