Brown Fused Alumina belongs to the group of the electro-corundum.
Brown Fused Alumina is produced by controlled melting fo the calcined bauxite in an electric arc furnace.
Brown Fused Alumina is iron-free and extremely tough.
Applications
Reusable abrasive
Wear-resistant & refractory products
Grinding,lapping & polishing medium
Ceramic grinding wheels & grinding media
Blasting systems
Pressure blast systems
Injection blast cabinets
Typical Physical Properties
Hardness 9 mohs
Grain shape Angular
Melting Point 1950 C min
True density 3.9-4.1g/cm3
Bulk density 1.5-2.1g/cm3(depends on the size)
Section Sand 0-1mm,1-3mm,3-5mm,5-8mm
Fine Powder F100-0,F200-0,F320-0
F-macrogrit F8,F10,F12,F14,F16,F20,F22,F24,F30,F36,F40,F46
F54,F60,F70,F80,F90,F100,F120,F150,F180,F220
F-microgrit F240, F280, F320, F360,F400, F500, F600, F800, F1000
GB-microgrit W63, W50, W40, W28, W20, W14, W10, W7
JIS-microgrit JIS240, JIS280, JIS320, JIS360, JIS400, JIS500, JIS600, JIS700, JIS800, JIS1000, JIS1200, JIS1500, JIS2000, JIS2500, JIS3000,
Fepa standard FEPA-Federation of European Producers of Abrasives
GB standard Chinese stantard
JIS standard Japanese Industry Standard
Other grain sizes can be produced if required.