Foundry Chromite powder 200mesh for Foundry coating
Chromite sand powder available size：200mesh 325mesh 400mesh 600mesh 800mesh
Chromite sand powder specification is as follows:
Origin:south africa
| Item | Index |
| Cr2O3 | ≥46.0% |
| SiO2 | ≤1.0% |
| FeO | ≤26.5% |
| CaO | ≤0.30% |
| MgO | ≤10.0% |
| Al2O3 | ≤15.5% |
| P | ≤0.003% |
| S | ≤0.003% |
| Cr/Fe | 1.55:1 |
| Bulk Density | 2.5-3 |
| Color | Black |
| PH | 7-9 |
| The amount of the acid | ≤ 2 ML |
| Percent soil | ≤0.1% |
| Percent Moisture | ≤0.1% |
| The sintered | 1600℃ |
| Percentage of free acid present in the sand | 0 |
| Filling density | 2.6g/cm³ |
| Sintering point | > 1800°C |
| Melting temperature | 2180°C |
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