Graphite Electrode 1.Grade:RP,HP,UHP(ISO9001) 2.Dia:150-600mm, Length1800mm 3.4TPI,3TPI, ... , low consumption rate.Specifications: Physical PropertiesRP Grade(Dia.75-600mm)HP Grade(Dia.150-600mm)UHP Grade(Dia.200-600mm)Electrical ... electrode, just be free to contact me,please! Thanks! RP, HP, UHP Graphite Electrode Dia.200-500mm