We are offering corundum mullite brick. Coke ovens and hot blast stove and glass furnace. Good stability, good thermal shock resistancelow thermal conductivitylow heat capacitylow content of impuritieshigh hot compressive strengthaccurate sizethe bricks can be processed into special shapes. Application:the refractory linings of hot surfaces or backing heat-insulating layers of other refractory materials. The refractory linings or heat-insulating materials of the industries, such as, ethylene pyrolysis furnaces, tubular furnaces, reforming furnaces of synthetic ammonia, gas generators and high-temperature shullte kilns, etc.