Brown Aluminium Oxide
Type: A-10B The abrasive grains of this products has angular shape and sharp-edged hem, after good dust collecting, impurity and strongly magnetism material removing, carefully sieve classifying, the grains can do very well on various polishing application, such as glass carving, rust removing, jean cloth grinding and also suitable for making Bonded Abrasive like cutting wheel and so on. Process way: Rolling Machine Process; Wind washing |
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Typical Chemical Analysis
| Al2O3 | Fe2O3 | TiO2 | SiO2 | CaO |
95.65% | 0.07% | 2.69% | 0.72% | 0.23% |
Physical Properties
| Color | Dark brown |
| Shape | Blocky, tough and sharp |
| Crystal Form | Alpha-alumina trigonal system |
| True Specific Gravity | 3.85 g/cm3 |
| Hardness | 2090 Knoop scale; 9.0 Mohs scale |
| Melting Temperature | About 2050 ℃ |
| Magnetic Material | 0.0076% |
Bulk Density Test Value (g/cm3)
| Grit No | F12 | F14 | F16 | F20 | F22 | F24 | F30 | F36 | F40 | F46 |
| B.D | 1.83 | 1.80 | 1.78 | 1.76 | 1.76 | 1.74 | 1.72 | 1.70 | 1.67 | 1.65 |
| Grit No | F54 | F60 | F70 | F80 | F90 | F100 | F120 | F150 | F180 | F220 |
| B.D | 1.63 | 1.61 | 1.58 | 1.55 | 1.55 | 1.52 | 1.49 | 1.47 | 1.45 | 1.44 |
Grit Size Available (F)
| 12 | 14 | 16 | 20 | 22 | 24 | 30 | 36 | 40 | 46 | 54 | 60 | 70 | 80 | 90 | 100 | 120 | 150 | 180 | 220 |
Particle Size Distribution (PSD)
| PSD According to ISO, ANSI, FEPA and JIS. |
Packing Way Selection
| a. In 25kg plastic woven bags. |
| b. In 1000kg big bag. |
| c. 40 x 25kg plastic woven bags in one big bag. |
| d. 40 x 25kg plastic woven bags on pallet. |
| e. 40 x 25kg paper bags on pallet. |
| f. According to client’s special requirement. |
Products Standard
| F4~F220 Macrogrits Size Distribution |
| F230~F1200 Microgrits Size Distribution |
| Bulk Density Testing Value Comparison Chart |
| Microgrits Grit F230 – F8000 |
| Microgrits Grit F8 – F240 |