... Analysis:SiC 99.43%Free Carbon 0.17%Fe2O3 0.12%Physical Properties:Color GreenShape AngularCrystal Form Alpha silicon carbide in ... Material 0.0032%Macrogrit Grain Sizes Available (F or JIS):12, 14, 16, 20, 22, 24, 30, 36, 40, 46, 54 ... ,1500,2000,2500,3000,4000,6000,8000.Grain Size Distribution :Upon ANSI B74.12-2001, FEPA-Standard 42-1:2006 or ISO ...