Specs Cr2O3 46% chrome chromite sand from South Africa
Cr2O3 46% min AFS45-55 30-40 40-45 chromite sand Chromite sand ,it’s main chemical composition is Cr2O3(chromic oxide), This kind of sand heating volume is stable , High thermal conductivity , sand molten metal contact , not only has a good alkali slag resistance , not with iron oxide and other chemical reaction , and itself