HONOR GROUP CO., LTD
Art of Metallurgy
HONOR GROUP
Graphite Electrode HP
    发布时间: 2016-08-01 19:25    

Specification:

Technical Indicators of Ultra high power graphite electrode:

Items Classification Unit Nominal Diameter (mm)
High Power Graphite ElectrodesHP high power type II Graphite Electrodes
200-400 450-500 550-600 350-400 450-500
Resistivity Electrode μΩm 7.0 7.0 7.0 6.5 6.5
Nipple 6.0 6.0 5.8 5.5 5.5
Bending Strength Electrode Mpa 10.5 10.0 10.0 10.0 10.0
Nipple 14.0 14.0 16.0 16.0 16.0
Young’s Modulus Electrode Gpa 12.0 12.0 12.0 14.0 14.0
Nipple 16.0 16.0 16.0 18.0 18.0
Bulk Density Electrode g/cm3 1.62 1.62 1.62 1.64 1.63
Nipple 1.72 1.72 1.72 1.72 1.72
CTE (100℃-600℃) Electrode ×10-6/℃ 2.4 2.4 2.4 2.4 2.4
Nipple 2.2 2.2 2.2 1.6 1.6
Ash Content
% 0.3 0.3 0.3 0.3 0.3

 

Recommended current load of HP Graphite Electrodes:

Grade Nominal Dia. Allowable current  A Current density  A/cm2
HP electrode 200mm 5500~9000 18~25
250mm 8000~13000 18~25
300mm 13000~17400 17~24
350mm 17400~24000 17~24
400mm 21000~31000 16~24
450mm 25000~40000 15~24
500mm 30000~48000 15~24
550mm 34000~53000 14~22
600mm 38000~61000 13~21