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Granular brown fused alumina

Brown fused alumina is fused and crystallized under high temperature from a mixture of calcined bauxite, coke(anthracite), scrap iron, and other raw materials. 

Product Details

 A Grade Brown fused alumina
Chemical Analysis(%)
Physical Properties
Al2O3
92.5-97.0%
Specific Gravity
3.90g/cm3
Fe2O3  
0.3-1.0%
Bulk density
1.53-1.99g/cm3
SiO2
1.0-2.0%
Mohs Hardness
9.0
TiO2  
1.5-4.0%
  
Size
FEPA
F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 F230 F240 F280 F320 F360 F400 F500 F600 F800
JIS
#8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 #240 #280 #320 #360 #400# #500 #600 #700 #800 #1000 #1200 #1500 #2000
B Grade Brown fused alumina
Chemical Analysis(%)
Physical Properties
Al2O3
70-80%
Specific Gravity
3.50-3.90g/cm3
Fe2O3  
8-15%
Bulk density
1.30-1.90g/cm3
SiO2
2-5%
Mohs Hardness
7.0-9.0
TiO2  
  3-5%
  
Size
FEPA
F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180
JIS
#8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180
C Grade Brown fused alumina
Chemical Analysis(%)
Physical Properties
Al2O3
50-65%
Specific Gravity
3.50-3.90g/cm3
Fe2O3
12-20%
Bulk density
1.30-1.90g/cm3
SiO2    
15-25%
Mohs Hardness
7.0-9.0
TiO2  
  4-6%
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Size
FEPA
F8 F10 F12 F14 F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180
JIS
#8 #10 #12 #14 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180
Main Applications of Brown fused alumina:
  • 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
  • Ceramics shapes     
  • Grinding wheels, Cup wheels, etc
  • Brake and friction linings
Packing
25kgs pvc bags+1mt big bg
25kgs PVC bags+pallet