... ( Artificial Graphite/synthetic graphite)Index1(1-5mm)2(1-5mm)3(1-5mm)4(1-5mm)5(1-5mm)6(0.2-1mm)7 ... 5%Size:0-0.2, 0.2-1, 0.3-1, 1-4, 1-5, 1-6, 4-10, 5-10, 1-8, 4-8, etc. Electric calcined ... Carburizer (Artificial Graphite/synthetic graphite)Index9(1-5mm)10(1- ... 5%Size:0-0.2, 0.2-1, 0.3-1, 1-4, 1-5, 1-6, 4-10, 5-10, 1-8, 4-8, etc. Remark:The ...