FOUNDRY CHROMITE SAND FOR CASTING FOUNDRY CHROMITE SAND FOR CASTING

FOUNDRY CHROMITE SAND FOR CASTING Chrome ore, its main chemical composition of cr2o3, this kind of sand heated volume stability, high thermal conductivity, when in contact with the molten metal, not only has good resistance to basic slag, not with ferric oxide and other chemical reactions, and itself has the characteristics of the solid phase sintering, can be a very good prevent the infiltration of molten metal, avoid to touch sand defects, suitable for all kinds of