Magnesia calcium brick is one of the main products of Ao'an refractory in steelmaking industry, with strong competitiveness.
The magnesia calcium brick is made of wound magnesia dolomite sand or dolomite sand and magnesia as the main raw materials by high-pressure molding and medium temperature firing. Compared with magnesia brick, its load softening temperature, thermal shock resistance and alkali slag corrosion resistance are improved. It is widely used as the working lining of AOD refining converter and VOD refining ladle.
