Category | No. | Specifications | |
Diameter (mm) | Length (mm) | ||
Ultra high power graphite electrode | 1 | 300 | 1800 |
2 | 350 | 1800 | |
3 | 400 | 2200 | |
4 | 450 | 1800 | |
5 | 500 | 2200 | |
6 | 550 | 2300 | |
7 | 600 | 2400 | |
8 | 700 | 2700 |
Technical Properties of Ultra High Power Graphite Electrodes and nipple | ||||||||
Item | Classification | Unit | NominalDiameter (mm) | |||||
300-400 | 450-500 | 550-700 | ||||||
Electric Resistivuty( <= ) | Elatrode | μ Ω.m | 6.2 | 6.2 | 6.3 | |||
Nipple | 5.0 | 5.0 | 4.5 | |||||
Bending strength( >= ) | Elatrode | Mpa | 10.5 | 10.5 | 11.0 | |||
Nipple | 18.0 | 18.0 | 20.0 | |||||
Elastic moduluc( <= ) | Elatrode | Gpa | 14.0 | 14.0 | 14.0 | |||
Nipple | 18.0 | 18.0 | 22.0 | |||||
Bulk density( >= ) | Elatrode | g/cm 3 | 1.66 | 1.66 | 1.66 | |||
Nipple | 1.75 | 1.75 | 1.75 | |||||
CTE( <= ) | Elatrode | X10 -6 / ºC | 1.5 | 1.5 | 1.4 | |||
Nipple | 1.4 | 1.4 | 1.2 | |||||
Ash( <= ) | % | 0.3 | 0.3 | 0.5 | ||||
Note: Ash content and thermal expansion coefficient are parameter indicators |