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Graphite Electrodes

Diameter 300 - 500 mm UHP

Technical Properties
 
Properties
Diameter (mm)
300 - 500

Specific resistance (µΩm)
Electrode
6.0

Specific resistance (µΩm)
Nipple
5.0

Flexural strength, Min. (MPa)

Electrode
14.0

Flexural strength, Min. (MPa)

Nipple
20.0

Elastic modulus, Max. (GPa)

Electrode
14.0

Elastic modulus, Max. (GPa)

Nipple
18.0

Bulk density (g/cm3)
Electrode
1.68

Bulk density (g/cm3)
Nipple
1.76

C.T.E. (100 - 600 ºC), Max. (10-6 / ºC)
Electrode
1.5

C.T.E. (100 - 600 ºC), Max. (10-6 / ºC)
Nipple
1.4

Ash content, Max. (%)
Electrode
0.3

Ash content, Max. (%)
Nipple
0.2
 
  
 
Current Carrying Capacities & Density
 
Diameter (mm)
Current carrying capacity (A)
Current density (A/cm2)
300
15000 - 22000
20 - 30
350
20000 - 30000
20 - 30
400
25000 - 40000
19 - 30
450
32000 - 45000
19 - 27
500
38000 - 55000
18 - 27
 
 
  

 
 

  
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