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40-70# 50-100# Chromite Sand for Foundry Factory Graphite Iron

40-70# 50-100# Chromite Sand for Foundry Factory Graphite Iron 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

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AFS40-45 Chromite Sand from South Africa Material

AFS40-45 Chromite Sand from South Africa Material 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 has

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Chrome Ore Chromite Sand from South Africa AFS45-55 Foundry Material

Chrome Ore Chromite Sand from South Africa AFS45-55 Foundry Material 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 ,

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Chrome Cr2O3 Sand from South Africa AFS45-55 Price

Chrome Cr2O3 Sand from South Africa AFS45-55 Price 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

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Chrome sand from South Africa AFS40-45 45-50 chromite sand 

Chrome sand from South Africa AFS40-45 45-50 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

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Chrome sand /Chromite material South Africa Sand for Foundry Industry

Chrome sand /Chromite material South Africa Sand for Foundry Industry 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 ,

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