
chromite flour 325mesh used as the foundry coating
The use of Chromite Flour 325 mesh as a foundry coating (refractory coating) is a highly specialized and critical application, primarily in the production of high-quality steel and manganese steel castings. PHYSICAL PROPERTIES(TYPICAL) AVERAGE CHEMICAL COMPOSITION(TYPICAL) PH 7-9 Cr2O3 ≥46.0% Color Black SiO2 ≤1.0% Acid Amount ≤2m Fe2O3 ≤28.5% Soil% ≤0.1 CaO ≤0.30% Bulk Density 2.5-3.0g/cm3 MgO




