Brown Fused Alumina F70

Brown fused alumina called brown alumina oxide,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 Fused Alumina F70 Chemical Composition%
Al2O3≥95.0%
SiO2≤1.0%
Fe2O3≤0.30%
TiO21.7-3.4%
Brown Fused Alumina physical Properties
Specific Gravity≥3.95g/cm3
Bulk Density1.53-1.99g/cm3
Mohs Hardness9.0
Brown Fused Alumina F70 PSD(Particle Size Distribution)
+0.355mm0+0.25mm≤25%+0.212mm≥40%+0.212mm+0.18mm≥65%-0.15mm≤3%
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,surface treatment etc
  • Ceramics
  • Grinding wheels, Cup wheels, cutting wheels,cutting disc etc
  • Brake and friction linings
  • Sponge media
  • Padding,Filler etc

Packing

                     25KGS PVC BAGS                      1MT BIG BAG         25KGS PVC BAGS+1MT BIG BAG                25KGS PVC BAGS+PALLET

Production lines Show

Available Sizes

FEPA 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#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
PP12 P16 P20 P24 P30 P36 P40 P50 P60 P80 P100 P120 P150 P180 P220 P240 P280 P320 P360 P400 P500 P600 P800 P1000 P1200 P1500 P2000
TOCT 4# 3# M28 M20 M14 M10 M7
PS:Other grades of brown fused alumina
ItemAl2O3 %
B Grade85-92%
C Grade70-80%
D Grade60-70%
E Grade50-60%
Weight1000 kg
Dimensions100 × 100 × 100 cm
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