Brown Aluminum Oxide
Our aim is to focus on the features that make your products perfect in processes such as vibration, blasting, painting and shotpeening. This is exactly why we have a versatile.surface treatment center and product range.
For detailed information
Where is it used?
Brown aluminum oxide; In addition to its high hardness, it is an abrasive that provides high stability thanks to its non-ferrous structure. Brown aluminum oxide is the most economical of the aluminum oxides in terms of cost.
Scope of Applications
- Surface Roughening
- Pre-paint preparation
- Surface preparation before coating
- Coating Cleaning
- Paint Cleaning
- Wet blasting
- Pressure Blasting
- Vacuum Blasting
| Typical Physical Properties | |||
| Hardness (norm) | 9 mohs | ||
| Grain shape | Angular | ||
| Melting point | ca. 2.050 °C | ||
| Specific gravity | ca. 3,9 – 4,1 g/cm3 | ||
| Bulk density* | ca. 1,5 – 2,1 g/cm3 | ||
| *Depending on grain size. | |||
| Typical Chemical Analysis | |||
| Brown Fused Alumina Macro | Brown Fused Alumina Micro | ||
| Al2O3 | 95,65 % | 94,20 % | |
| TiO2 | 2,42 % | 2,79 % | |
| Fe2O3 | 0,12 % | 0,33 % | |
| SiO2 | 0,92 % | 1,34 % | |
| CaO | 0,35 % | 0,33 % | |
| Brown Fused Alumina Macro | |||
| FEPA | Average Grain size µm | ||
| F 08 | 2000 – 2800 (µm) | ||
| F 10 | 1700 – 2360 (µm) | ||
| F 12 | 1400 – 2000 (µm) | ||
| F 14 | 1180 – 1700 (µm) | ||
| F 16 | 1000 – 1400 (µm) | ||
| F 20 | 850 – 1180 (µm) | ||
| F 22 | 710 – 1000 (µm) | ||
| F 24 | 600 – 850 (µm) | ||
| F 30 | 500 – 710 (µm) | ||
| F 36 | 425 – 600 (µm) | ||
| F 40 | 355 – 500 (µm) | ||
| F 46 | 300 – 425 (µm) | ||
| F 54 | 250 – 355 (µm) | ||
| F 60 | 212 – 300 (µm) | ||
| F 70 | 180 – 250 (µm) | ||
| F 80 | 150 – 212 (µm) | ||
| F 90 | 125 – 180 (µm) | ||
| F 100 | 106 – 150 (µm) | ||
| F 120 | 90 – 125 (µm) | ||
| F 150 | 63 – 106 (µm) | ||
| F 180 | 53 – 90 (µm) | ||
| F 220 | 45 – 75 (µm) | ||
| Brown Fused Alumina Micro | |||
| FEPA | Average Grain size µm | ||
| ds3-value max. | ds50-value | ds94-value min. | |
| F 230 | 82 | 53,0 +/-3,0 | 34,00 |
| F 240 | 70 | 44,5 +/-2,0 | 28,00 |
| F 280 | 59 | 36,5 +/-1,5 | 22,00 |
| F 320 | 49 | 29,2 +/-1,5 | 16,50 |
| F 360 | 40 | 22,8 +/-1,5 | 12,00 |
| F 400 | 32 | 17,3 +/-1,0 | 8,00 |
| F 500 | 25 | 12,8 +/-1,0 | 5,00 |
| F 600 | 19 | 9,3 +/-1,0 | 3,00 |
| F 800 | 14 | 6,5 +/-1,0 | 2,00 |
| F 1000 | 10 | 4,5 +/-0,8 | 1,00 |
| F 1200 | 7 | 3,0 +/-0,5 | 1,00* |
- Pressure blasting machines
- Vacuum blasting machines
- 25 kg bags on 1-ton pallets
- 1 ton in big bags