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Carbon Compound Refractory Brick

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The product is characterized by iron corrosion resistance,alkali corrosion and slag corrosion resistance of the traditional ceramic cup as well as high thermal conductivity of the carbon bricks,which is being used for blast furnace ceramic cup,tuyere,iron notch and slag notch as a new kind of refractory.Meanwhile,the products have solved the problems such as poor thermal stress of the traditional ceramic cup and poor iron corrosion resistance and poor oxidation resistance of carbon bricks resulting in micro pore,integrated with advantaged of the traditional ceramic cup and high quality carbon bricks.At present,the products have been successfully suitable for bottom,ceramic cup masonry for hearth,tuyere,tap hole,iron notch and slga notch of different volume blast furnace. Typical technical specification: Model:CA-1 AL2O3:Min70% F.C:Min9% Bulk density:Min2.7g/cm3 Apparent porosity:Max16% Cold crushing strength:Min55MPa Air permeability:Max1.0mDa Average pore size:Max1.0micron Slag corrosion ratio:Max3%.


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