| Fe2O3 or Fe3O4 (%) |
≥95.0 |
| Oil absorption (ml/100g) |
20.0-30.0 |
| Res.on325 mesh (%) |
≤0.20 |
| Water sol.Salts (%) |
≤1.0 |
| Moisture |
≤1.0 |
| PH value |
5.0-7.0 |
| Heat Resistance ℃ |
≤500 |
| Specific gravity g/ml
|
5.2 |
| Compared with std. |
≤0.80 |
| Tinting strength |
90.00-110.00 |
| Average Particle size
|
0.32 |
|
