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Help CenterWhite Powder Large Specific Surface Silica Fume Powder Road Reflective Coating Cristobalite Powder
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Product Introduction:
Cristobalite powder is made of selected vein quartz ore calcined at about 1500 ℃, processed by non-polluting grinding, magnetic separation and classification.
The properties are stable, the silicon content is over 99.8%, the crystalline phase is tetragonal, the hardness is about 6.5, the density is 2.45, large specific surface, high porosity, good weather resistance, good precipitation resistance, good thermal shock resistance .
HS MINERAL Technical Data Sheet
Item |
Unit |
Standard Scope |
Typical Values |
Appearance |
- |
White powder |
600mesh |
SiO2 |
% |
99%-99.8% |
99.6 |
Mean Grain size |
µm |
2-25 |
11.56 |
Whiteness |
% |
90-98 |
94 |
Fe2O3 |
% |
≤0.03 |
0.012 |
Burning Vector |
% |
0.1-0.3 |
0.16 |
PH Value |
6.5-8.0 |
7.2 |
|
Moisture |
% |
0.02-0.1 |
0.08 |
Cristobalite |
% |
65-95 |
73.8 |
BET(SSA) |
㎡/kg |
1700-8000 |
4828 |
Density |
g/cm3 |
2.45 |
2.45 |
Moh's hardness |
5-7 |
6 |
|
Melting Point |
℃ |
1750 |
1750 |
We can produce 400-6000 mesh products with different specifications according to customer requirements. | |||
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