Refractory materials
12-6mm 10-8mm 8-5mm 5-3mm 3-1mm 1-0mm 1-0.5mm 0.5-0.212mm 0.5-0mm 0.3-0mm…
Abrasive materials F8-F220
F8, F10, F12, F14, F16, F20, F22, F24, F30, F36, F40, F46, F54, F60, F70, F80, F90, F100, F120, F150, F180, F220
Physical Properties:
B.D: >3.55g/cm3
Hardness: 9.0
Melting Point: 2250℃
Physical-Chemical performance index:
|
Item
|
I |
II
|
|
Al2O3
|
≧99%
|
≧99.3% |
|
SiO2
|
≦0.15%
|
≦0.15%
|
|
Na2O
|
≦0.3% |
≦0.2%
|
| Fe2O3 |
≦0.1%
|
≦0.1%
|
|
Bulk?Density
|
>3.55g/cm3
|
>3.60g/cm3
|
|
Physical-Chemical Performance Index
|
|
Usage
|
Specifics
|
Main Chemical Composition (%)
|
|
|
|
Al2O3
|
Na2O
|
Fe2O3
|
SiO2
|
Magnetic Substance
|
|
Abrasives
|
F12#--80#
|
≥99.4
|
≤0.4
|
≤0.1
|
≤0.03
|
-
|
|
90#--150#
|
≥99.3
|
≤0.4
|
≤0.1
|
≤0.05
|
≤0.03
|
|
180#--240#
|
≥99.2
|
≤0.4
|
≤0.1
|
≤0.03
|
-
|
|
1#--63#
|
≥99.3
|
≤0.4
|
≤0.1
|
≤0.05
|
≤0.03
|
|
Refractory
|
180#--0
|
≥99.3
|
≤0.4
|
≤0.1
|
≤0.05
|
≤0.06
|
|
200#--0
|
|
320#--0
|
|
Fine Powder
|
0-1mm
|
≥99
|
≤0.4
|
≤0.1
|
≤0.02
|
≤0.1
|
|
1-3mm
|
|
3-5mm
|
|
5-8mm
|
|
8-12mm
|
Application:
1.White fused alumina powder is used for making abrasive tools;
2.White fused aluminum oxide grit could also used as refractory materials;
3.White fused aluminum oxide could be used as grinding, lapping, polishing and blasting media etc.
