Foundry grade chromite sand from South Africa

Foundry grade chromite sand of South Africa origin.
Import Chrome ore from South Africa.
Export from China port.
The specification is as follows:
Cr2O3≥46.0%
SiO2≤1.0%
FeO≤26.5%
CaO≤0.30%
MgO≤10.0%
Al2O3≤15.5%
P≤0.003%
S≤0.003%
PACKING:1MT big bag
SIZES:AFS 25-35
AFS25-30
AFS30-35
AFS35-40
AFS40-45 
AFS40-50 
AFS45-50
AFS50-55
AFS55-60
AFS60-65