REFRACTORY, CHROME-ALUMINA-BASED MATERIAL, CHROME-ALUMINA BRICK AND USE OF THE BRICK

摘要

The present invention relates to a chromium-corundum-based refractory material comprising: -5 to 35% by weight, preferably 10 to 30% by weight, of a Cr2O3 component having a particle size of less than 0.1 mm, -1 to 10% by weight, preferably 3 to 10% by weight. 6% by weight of a zirconia component with a particle size of 0.5 to 4.0 mm, - 55 to 94% by weight, preferably 62 to 87% by weight of an alumina (corundum) component with a particle size of 0.2 to 4.0 mm mm. HE