China High Purity Tabular Alumina for Refractory Materials, Find details about China High Purity, Tabular Alumina from High Purity Tabular Alumina for Refractory Materials
Item | Aggregate | Fine | |||
Specs. | Typical Value | Specs. | Typical Value | ||
Chemical Composition | Al2O3,% | ≥ 99.5 | 99.52 | ≥ 99.3 | 99.5 |
SiO2,% | ≤ 0.09 | 0.02 | ≤ 0.15 | 0.05 | |
Na2O,% | ≤ 0.4 | 0.36 | ≤ 0.4 | 0.38 | |
Fe(magnetic),% | ≤ 0.02 | 0.005 | ≤ 0.02 | 0.015 | |
Physical Properties | Bulk Density, g/cm3 | ≥ 3.50 | 3.60 | ||
Apparent Porosity, % | ≤ 5.0 | 2.5 | |||
Water Adsorption, % | ≤ 1.5 | 0.70 |
Specification(mm) | Min to Max(%) | Typical Value(%) | |
10--5 | +10 | 0~20 | 5 |
+6.3 | 45~85 | 75 | |
-4 | 0~5 | 1 | |
6--3 | +6.3 | 0~5 | 1 |
+4 | 25~55 | 40 | |
-3.35 | 0~5 | 1 | |
3--1 | +3.35 | 0~10 | 4 |
+2 | 30~80 | 55 | |
-1 | 0~10 | 2 | |
1--0 | +1 | 1~30 | 10 |
+0.5 | 15~60 | 36 | |
-0.106 | 5~25 | 12 | |
325 mesh--0 | +0.045 | 0~5 | 2 |
-0.045 | 95~100 | 98 |