Brown Aluminum oxide F70

Brown Aluminum called brown fused alumina,brown corundum,brown fused aluminum oxide, is electrically fused in an arc furnace from a bauxite mixture, coke as primary raw materials at high temperature.

 Brown Aluminum oxide F70 Chemical Composition%
Al2O3≥95.0%
SiO2≤1.0%
Fe2O3≤0.30%
TiO21.7-3.4%
Brown Aluminum oxide physical Properties
Specific Gravity≥3.95g/cm3
Bulk Density1.53-1.99g/cm3
Mohs Hardness9.0
Brown Aluminum oxide F70 PSD(Particle Size Distribution)
+0.355mm0+0.250mm≤25%+0.212mm≥40%+0.212mm+0.180mm≥65%-0.150mm≤3%
Main Applications of brown aluminum oxide
  • Bonded Abrasives and Coated abrasives
  • Refractory,casting,foundry,and painting etc
  • Wet and dry blast media,grinding and polishing etc
  • PCB plate(PCBA,FPC,LED) blasting
  • Polishing wax, Grinding stones, polishing pads, etc
  • Removal of scale, rust and old coatings,surface treatment etc
  • Ceramics
  • Grinding wheels, Cup wheels, cutting disc etc
  • Brake and friction linings
  • Sponge media
  • Padding,Filler etc
Packaging
        25kgs pvc bags   1000kgs pvc bags 25kgs pvc bags+1mt big bag25kgs pvc bags+pallet
Haixu Factory Production lines
PS:Other grades of brown aluminum oxide
ItemAl2O3 %
B Grade85-92%
C Grade70-80%
D Grade60-70%
E Grade50-60%
Weight1000 kg
Dimensions100 × 100 × 100 cm
Scroll to Top