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Cr2O3 Chromite sand 400mesh 325mesh for foundry material

   Cr2O3 Chromite sand 400mesh 325mesh for 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 , and

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 Cr2O3 46% Chromite sand AFS40-45 for foundry industry

   Cr2O3 46% Chromite sand AFS40-45 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 , and

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chromite sand 400#800#for making colorants material

 Chromite sand 400#800#for making colorants 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 the

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chromite sand foundry material AFS40-50 South Africa Cr2O3 46%min

 Chromite sand foundry material AFS40-50 South Africa Cr2O3 46%min 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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Chromite sand for foundry sand material

 Chromite sand AFS40-45 for foundry factory 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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 Chromite sand AFS40-45 for foundry factory material 

 Chromite sand AFS40-45 for foundry factory 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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