description
DURALUM SPECIAL WHITE is a virgin fused white aluminum oxide. It is a friable, high-purity, medium-density abrasive. GRAIN SIZES AVAILABLE: 8, 10, 12, 14, 16, 20, 24, 30, 36, 46, 54, 60, 70, 80, 90, 100, 120, 150, 180, 220 POWDER SIZES AVAILABLE: 240, 280, 320, 360, 400, 500, 600, 800, 1000, 1200, F, FF, FFF
features
- Virgin fused white aluminum oxide, high purity
- It is used where a high-purity and/or a highly friable abrasive is desired
applications
- General industrial use
- Lapping
- Polishing
- Refractory coating for investment cast shells
- Recorative non-skid tile
- Rressure blasting
- Grinding wheels
- Precision grinding
specifications
- ANSI B74.12
- ANSI B74.10
- ANSI B74.4
- …
availability
Super Sack: 2,000 Lbs per sack Drums: 300-400 Lbs per drum Bags: 25 kg, 50 or 55 lbs.
properties
| Al2O3 (by difference) | 99.76% |
| SiO2 | 0.02% |
| Fe2O3 | 0.02% |
| Na2O | 0.20% |
| Crystallography | Alpha alumina in the hexagonal crystal system |
| Color | White |
| Specific Gravity | 3.96 |
| Knoop100 Hardness | 2150 |
| Shape | Blocky, with sharp edges |
| Average Crystal Size | 2,500 microns, no matrix |
| Porosity, Total Volume | 5.5% |
| Grading (Grain) | ANSI B74.12-2018 Table 2 OR FEPA 42-1:2006 |
| Grading (Powder) | ANSI B74.10-2015 OR FEPA 42-2:2006 |
| Bulk Density | ANSI B74.4-1992 (R2019) |
