... supply brown aluminium oxide Product Description: Brown fused alumina is made by bauxite as main material, fusing and purifying ... temperature 1900°C Application: 1) Abrasive 2) Refractory material 3) Sandblasting abrasive 4) Abrasion resistance ground 5) ... sands, rust sands, sponge iron, medical stones, ceramic filters, manganese sand filters, zeolite filters, fillers, bulk bauxite, corundum, white ...