<![CDATA[EC21 Product Catalogs - foundry raw material]]> <![CDATA[Industrial Silica Sand]]> <![CDATA[Factory Direct Sale 10-5-3-1-0mm Al2O3 Min 99.2% Tabular Alumina Corundum Plate Alumina Corundum Sla]]> <![CDATA[Brown Fused Alumina]]> <![CDATA[20/40mesh 30/60mesh 80mesh Abrasive Garnet]]>