1.Grade:Baked graphite electrode 2.Diameter:75-900mm 3.Length1500-2400mm 4.Nipple 4TPI, 3TPI Artificial graphite is made of high-quality low ash materials, such as petroleum coke, needle coke and coal pitch. It will experience calcining, burdening, kneading, forming, baking and pressure impregnation, graphitization and then precision machined with professional CNC machining. such products own ...