Brown
Fused Alumina 
Brown Fused Alumina
is a dark brown abrasive,
produced by fusing a mixture of high quality bauxite,
coke and iron fillings in an electric arc furnace
at a temperature above 2000℃. During
the process purification and crystallization of the
abrasive take place.
Chemical composition (by weight
%)
|
Grit Size
|
Al2O3
|
TiO2
|
|
12#-80#
|
94.50-97.00
|
1.50-3.80
|
|
100#-180#
|
93.50-97.00
|
|
200#-280#
|
92.50-97.00
|
|
Possible Applications
1. Manufacturing
bonded abrasives, coated abrasives
2. Blasting,
lapping, polishing
3. Grinding high
tensile strength steel and alloy steel and for sharpening
cutters
4.
Manufacturing polishing compounds for polishing
various metals
5.
Molding sand for precision casting6. Used as advanced
refractory and additives for other ceramic bodies
White
Fused Alumina 
White Fused Alumina
is made of fusing high quality
bauxite in an electric arc furnace. It has the features
of high quality, uniform in grain size and sharp powder,
it is the most admirable abrasive material.
Chemical composition (by weight %)
|
Grit Size
|
Al2O3
|
Na2O
|
|
16# ~ 80#
|
≥ 98.50
|
≤ 0.60
|
|
100# ~ 280#
|
≥ 98.50
|
≤ 0.80
|
|
W63
~ W14
|
≥ 98.00
|
≤ 0.80
|
|
W10 ~ W5
|
≥ 97.00
|
≤ 0.80
|
Possible Applications
1.Manufacturing bonded abrasives,
coated abrasives
2.Manufacturing polishing
compounds for polishing various metals
3.Blasting, lapping, polishing
4.Mould sand for precision
casting
5.Used as advanced refractories
and additives for other ceramic bodies
Pink
(Rose) Fused Alumina 
Pink (Rose) Fused Alumina is
a kind of abrasive grains with moderate friability,
recommemded for tools and internal grinding. It is also suitable
for various grinding purpose with high surface finish.
Chemical composition (by weight %)
|
Grit Size
|
Al2O3
|
Cr2O3
|
|
|
16# ~ 80#
|
≥ 98.00
|
0.80~1.50
|
|
100# ~ 280#
|
≥ 97.00
|
0.80~1.50
|
Package
All grains are packed in three layers woven bag per 25
KGS, or container bag per Metric Ton.
next page: Green
Silicon Carbide / Black Silicon Carbide / Garnet
