Bauxite clinker made by high-temperature calcination of bauxite ore after classification and selection is crushed into granules of different sizes, which is called high-alumina aggregate, or bauxite aggregate, refractory aggregate. According to the size of high-alumina aggregate particles can be divided into: 0-1mm, 1-3mm, 3-5mm, 5-8mm, 8-5mm and so on. The size less than 0.074 mm is called high aluminum fine powder, which is expressed by number: 100 Mesh, 200 Mesh, 300 Mesh, 325 Mesh and so on. According to the aluminium oxide content of high aluminum aggregate, it can be divided into: Super Grade (≥85%) , first grade (≥80%) , second grade a (70%-80%) , second grade B (60%-70%) and third grade (50%-60%) . Our company take 88 and above bauxite as the main product, the product quality is stable, the service is fine, enjoys the extremely good reputation at home and abroad.

The size and content of aggregate can be customized according to customer requirements