Brown fused alumina grit for refractories are the products with high compactness, low residual carbon, strong corrosion resistance, excellent erosion resistance, and good creep properties at high temperatures through optimizing and strengthening the production and cooling crystallization processes. With their unique properties, these products are widely used in metallurgy, chemistry, electricity, military manufacturing and foundry industry as refractory, castables, special ceramics and other advanced refractory materials.