Ortex Refractory Cement and Thermotex refractory cement are special types of cement that are endowed with specific properties and are best for laying firebricks. They are best for insulation bricks and where the thin joint laying of the bricks is required. International Ceramic is the largest Thermotex refractory cement manufacturers in India. These bricks are best suited for high-temperature performance and have applications in metallurgy, cement and chemical industries. Also, these cement types have better strength than the regular cement and thus have great significance and usage in the structural domain as well.