... hot blast furnace & glass melting furnace 2. Fireclay refractory bricks for coke oven, Steel ladle, blast furnace, glass melting furnace and etc. ... 3. High alumina brick for cement kiln, EAF, blast furnace and hot blast furnace.4 ... furnaces. 5. Other refractory bricks for Metallurgical furnace, industrial furnace and kilns for chemical fields.If interested, ...