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Brown Fused Alumina Made From Bauxite1
Abrasive Grinding, Abrasive Grains, Abrasive, Brown Aluminum Oxide
Komeno(Beijing)International Trading Co., Ltd
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Product Description Brown Fused Alumina is an important synthetic corundum refractory mineral made from reduced fusion of quality bauxite, iron and coal in electric arc furnace under 2500 degree.Brown Fused Alumina Refractory Grades is a mineral with fine particle distribution for shaped and unshaped refractory products in fire-proof, precision casting, foundry and coating industries. Our Brown Fused Alumina Refractory Grades is a high grade refractory material with high purity, high cleanliness, coarse grain, low magnetic contents, high density, high bulk density, chemical stability, low porosity rate, nice crystal structure, corrosion and acid resistant. No cracks, corrosion or spot during production of refractory products. Brown Fused Alumina is the most popular refractory material, especially for refractory bricks. We also have Barmac equipment for mill of Brown Fused Alumina to improve its shape by centrifugal force. BFA milled by Barmac equipment is granted more round shape grits and higher bulk density. Refractory products made of it will have higher density and strength, and also less opportunity to have cracks. Physical and Chemical PropertiesItemValueItemValueMain MaterialAl2O3Melting point(oC)2250Bulk Density(g/cm3)1.4-2.3Max Using Temperature(oC)1900Mosh Hardness>=9ColorBrown(Deep blue after Calcining)True Gravity(g/cm3)>=3.90Linear Expansivity(0-1600oC)7-9Knoop Hardness(kg/mm2)2000-2200Crystal StructureTrigonal SystemSize available(FEPA)0-1mm,1-3mm,3-5mm,5-8mm,other sizes available upon request Applications of Brown Fused Aluminium Oxide Sand Blasting Abrasives of Metal, Wood, Bamboo,Glass,Ceramic,Stone etc.Production of Grinding Wheels, Cutting DiscsMounted Head and other Bonded Abrasive ToolsWater-jet Cutting MediaColor and Decorative Pattern of JeansWater Filtration MediaWear Resistant ProductsAnti-slipping MaterialsAluminium Oxide Coating
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