EVERGREEN MATERIAL CO LTD

TECHNICAL TARGET OF GRAPHITE ELECTRODES Item Unit RP Grade Dia 100-600mm HP Grade Dia 300-600mm UHP Grade Dia 350-600mm Electrode Resistivity Nipple ≯ μΩM 8.5 6.5 5.5 7.5 6 4.5 Electrode Bending strength Nipple ≮ MPa 9.8 10 11 13 14 16 Electrode Elastic Modulus Nipple ≯ GPa 9.3 12 14 14 16 18 Electrode Bulk Density Nipple ≮ g/cm 1.56 1.63 1.65 1.69 1.72 1.72 Electrode CTE Nipple ≯ 100~600 2.9 2.2 1.5 2.8 2 1.4 ASH ≯ % 0.5 0.3 0.3