... MIN 4.Alumina Oxide White electro corundum for Abrasive and Refractory belongs to the ... 5,5-8Finesmesh-200, 325Grit(F grade and P grade)FEPA16, 24, 46, 100, ... wheels and grinding mediaWear-resistant and refractory products ItemsUnitIndexTypicalChemicalcompositionAl2O3%99.00min99.52SiO2% ... grade and P grade)FEPA16, 24, 46, 100,180,220,F12-F220Applications White electro corundum for Abrasive and Refractory ...