Product name | Typical Physical Properties | Proximate Chemical Analysis | ||||||
White Aluminum Oxide Grit | Color | Grain Shape | Crystallinity | Hardness | Specific Gravity | Bulk Density | Al2O3 | ≥99% |
White | Angular | Coarse Crystal | 9 Mohs | 3.8 | 106 lbs / ft3 | TiO2 | ≤0.01% | |
CaO | 0.01-0.5% | |||||||
MgO | ≤0.001 | |||||||
Na2O | ≤0.5 | |||||||
SiO2 | ≤0.1 | |||||||
Fe2O3 | ≤0.05 | |||||||
K2O | ≤0.01 |
White Aluminum Oxide Grit Specifications | |
Mesh | Average Particle Size the smaller the mesh number, the coarser the grit |
8 Mesh | 45% 8 mesh (2.3 mm) or larger |
10 Mesh | 45% 10 mesh (2.0 mm) or larger |
12 Mesh | 45% 12 mesh (1.7 mm) or larger |
14 Mesh | 45% 14 mesh (1.4 mm) or larger |
16 Mesh | 45% 16 mesh (1.2 mm) or larger |
20 Mesh | 70% 20 mesh (0.85 mm) or larger |
22 Mesh | 45% 20 mesh (0.85 mm) or larger |
24 Mesh | 45% 25 mesh (0.7 mm) or larger |
30 Mesh | 45% 30 mesh (0.56 mm) or larger |
36 Mesh | 45% 35 mesh (0.48 mm) or larger |
40 Mesh | 45% 40 mesh (0.42 mm) or larger |
46 Mesh | 40% 45 mesh (0.35 mm) or larger |
54 Mesh | 40% 50 mesh (0.33 mm) or larger |
60 Mesh | 40% 60 mesh (0.25 mm) or larger |
70 Mesh | 45% 70 mesh (0.21 mm) or larger |
80 Mesh | 40% 80 mesh (0.17 mm) or larger |
90 Mesh | 40% 100 mesh (0.15 mm) or larger |
100 Mesh | 40% 120 mesh (0.12 mm) or larger |
120 Mesh | 40% 140 mesh (0.10 mm) or larger |
150 Mesh | 40% 200 mesh (0.08 mm) or larger |
180 Mesh | 40% 230 mesh (0.06 mm) or larger |
220 Mesh | 40% 270 mesh (0.046 mm) or larger |
240 Mesh | 38% 325 mesh (0.037 mm) or larger |
280 Mesh | Median: 33.0 - 36.0 micron |
320 Mesh | 60% 325 mesh (0.037 mm) or finer |
360 Mesh | Median: 20.1-23.1 micron |
400 Mesh | Median: 15.5-17.5 micron |
500 Mesh | Median: 11.3-13.3 micron |
600 Mesh | Median: 8.0-10.0 micron |
800 Mesh | Median: 5.3-7.3 micron |
1000 Mesh | Median: 3.7-5.3 micron |
1200 Mesh | Median: 2.6-3.6 micron |