Refractory Chromite Sand
The chromite sand is a product of south africa natural chromite ore after crushing and sieving, and its main chemical composition is Cr2O3.
chromite sand for foundry packing:1mt big bag
Chromite sand physical-chemical | |||
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 | 2.6 | ||
sintering point | > 1,800 | ||
melting temperature | 2,180 | ||
| Refractory Chromite Sand | |||
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A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
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