CALCINDED ALUMINA TECHNICAL DATA
| MN/Y | MN/Y-407 | DN-6 | DN-440 | DN-430 | DN-420 | DN-206 | |
| Al2O3 (%) | ≈99.0 | ≈99.0 | ≈99.3 | ≈99.3 | ≈99.3 | ≈99.3 | ≈99.3 |
| Na2O (%) | 0.4 - 0.9 | 0.6 - 1.1 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 |
| Specific Surface Area (m2/g) | 0.15 0.35 | 0.6 - 0.11 | 0.2 - 0.5 | 0.3 - 0.7 | 0.3 - 0.7 | 0.3 - 0.7 | 0.5 - 0.9 |
| Particle Size Distribution d50 (µm) | ≈70 | 7 - 10 | ≈80 | 12 - 28 | 10 - 20 | 6 - 10 | 6 - 8 |
| Particle Size Distribution d90 (µm) | ≈120 | 15 - 30 | ≈200 | 70 - 100 | 50 - 80 | 10 - 60 | 10 - 20 |
| Primary Crystal Size (µm) | ≈15 | ≈7 | ≈6 | ≈6 | ≈6 | ≈6 | ≈6 |
| Oil Absorption (ml/100g) | ≈60 | ≈18 | ≈43 | ≈30 | ≈25 | ≈20 | ≈20 |
| Cutting Effect | 9 | 8 | 9 | 8 | 8 | 7 | 7 |
| Polishing Effect | 1 | 3 | 1 | 2 | 3 | 3 | 3 |
| MDS | MDS-6 | MZS | MZS-12 | MZS-3 | MPS | |
| Al2O3 (%) | ≈99.8 | ≈99.8 | ≈99.7 | ≈99.8 | ≈99.9 | ≈99.3 |
| Na2O (%) | <0.1 | <0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 |
| Specific Surface Area (m2/g) | 0.3 - 0.6 | 0.5 - 1.2 | 0.7 - 1.3 | 0.6 - 1.5 | 0.8 - 1.8 | 3 - 5 |
| Particle Size Distribution d50 (µm) | ≈70 | 4 - 6 | ≈70 | 7 - 15 | 2.5 - 5 | ≈70 |
| Particle Size Distribution d90 (µm) | ≈120 | 9 - 15 | ≈120 | ≈70 | 7 - 12 | ≈120 |
| Primary Crystal Size (µm) | ≈4 | ≈4 | ≈2.5 | ≈2.5 | ≈2.5 | ≈1 |
| Oil Absorption (ml/100g) | ≈60 | ≈30 | ≈60 | ≈30 | ≈25 | ≈60 |
| Cutting Effect | 7 | 6 | 7 | 5 | 4 | 3 |
| Polishing Effect | 3 | 4 | 3 | 5 | 6 | 7 |
| PN-6 | PN-202 | PN-505 | PN-6(12) | PS-6 | PS-6(12) | PC12-2 | |
| Al2O3 (%) | ≈99.5 | ≈99.6 | ≈99.8 | ≈99.9 | ≈99.8 | ≈99.8 | ≈95 |
| Na2O (%) | ≤0.5 | ≤0.5 | 0.2 - 0.4 | ≤0.2 | ≤0.12 | - | ≤0.3 |
| Specific Surface Area (m2/g) | 4 - 14 | 8 - 15 | 8 - 15 | 8 - 15 | 4 - 5.5 | 8 - 15 | 5 |
| Particle Size Distribution d50 (µm) | ≈80 | 2 - 4 | 1.5 - 3 | ≈30 | ≈30 | ≈25 | 1.5 - 2.5 |
| Particle Size Distribution d90 (µm) | ≈220 | 18 - 30 | 7 - 14 | ≈50 | ≈50 | ≈30 | ≈25 |
| Primary Crystal Size (µm) | ≈1 | ≈1 | ≈1 | ≈1 | ≈0.5 | ≈0.5 | ≈0.5 |
| Oil Absorption (ml/100g) | ≈50 | ≈30 | ≈30 | ≈45 | 65 - 70 | 65 - 70 | ≈35 |
| Cutting Effect | 3 | 2 | 1 | 3 | 2 | 2 | 2 |
| Polishing Effect | 8 | 9 | 9 | 9 | 9 | 9 | 10 |
| Very Hard | Hard | Intermediate | Soft | Very Soft |