Foundry Chromite Sand For Iron And Steel Casting
We import natural chromite ore from south africa,then wash,drying,and sieve in china lianyungang prot.
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 |
Avaliable sizes | |
AFS25-35 AFS30-35 AFS35-40 AFS40-45 AFS45-55 AFS50-55 AFS55-60 AFS60-65 AFS60-70 | |
