Chemical characteristics [%]:
| Min. | Max. | |
| Al2O3 by difference | 74,00 | |
| MgO | 20,50 | 24,00 |
| Na2O | 0,06 | 0,12 |
| SiO2 | 0,08 | 0,12 |
| Fe2O3 (total) | 0,10 | 0,20 |
| CaO | 0,10 | 0,30 |
Physical characteristics:
| Min. | Max. | ||
| Bulk specific gravity (BSG) | [g/cm3] | 3,20 | |
| Apparent porosity | [%]
|
1,50 | 2,60 |
| Water absorption | [%] | 0,40 | 1,00 |
| Granulation 3-6 mm
|
Sieve (mm) | Typ. | |
| >6,300 mm | max. 10% | ||
| 5,000 mm | 24 | ||
| 4,000 mm | 43 | ||
| 3,350 mm | 24 | ||
| <3,350 mm | 0-10% |
| Granulation 1-3 mm
|
Sieve (mm) | Typ. | |
| >3,350 mm | max. 10% | ||
| 2,000 mm | 51 | ||
| 1,400 mm | 28 | ||
| 1,000 mm | 16 | ||
| <1,000 mm | 0-10% |
| Granulation 0-1 mm
|
Sieve (mm) | Typ. | |
| >1,000 mm | 0-15% | 5 | |
| >0,500 mm | 30-70% | 50 | |
| <0,063 mm | 0-15% | 5 |
| Granulation 0,5-1 mm | Sieve (mm) | |
| >1,400 mm | 0 | |
| >1,000 mm | max. 10% | |
| <0,500 mm | 0-10% |
| Granulation 0-0,5 mm | Sieve (mm) | |
| >1,000 mm | 0 | |
| >0,500 mm | max. 10% | |
| <0,045 mm | max. 22% |
| Granulation 0,090 mm | d50 | 16-32 μm |
| >90 μm | max. 10% |
| Granulation 0,045 mm | d50 | 8-15 μm |
| >45 μm | max. 10% |
| Granulation 0,020 mm | d50 | max. 3,5 μm |
| >20 μm | 0-6% |
Standard packing:
- paper bags: 25 kg and 50 kg
- big bags: 1,0 t, 1,5 t or 2,0 t
- bulk