Brown Fused Alumina Chemical Composition
| Purpose | Specification | Chemical composition(%) | Magnetic material ≤ | ||||
| Al2O3(≥) | Fe2O3(≤) | SiO2≤ | TiO2≤ | ||||
| For abrasive | F grit | 4#-80# | 95.0 | 0.3 | 1.5 | 3.0 | 0.05 |
| 90#-150# | 94.0 | 0.03 | |||||
| 180#-240# | 93.0 | 3.5 | 0.02 | ||||
| P grit | 8#-80# | 95.0 | 0.2 | 1.2 | 3.0 | 0.05 | |
| 100#-150# | 94.0 | 0.03 | |||||
| 180#-220# | 93.0 | 0.3 | 1.5 | 3.5 | 0.02 | ||
| Micro Powder | W0.5-W63 F320-F1500 | 92.5 | 0.5 | 1.8 | 4.0 | ||
| Size for Sand | 0-1mm;1-3mm 3-5mm;5-8mm 8-12mm | 95.5 | 0.3 | 1.5 (1.0 from Tilting Furnace) | 3.0 |
| Size for Sand | 0-3mm;0-5mm 0-10mm;0-25mm | 95.0 | 0.3 | 1.5 | 3.0 |
| Fine powder | 140F;200F 325F | 94.5 | 0.5 | 1.5 | 3.5 |
