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Home >> Graphite Electrodes
Ultra high power
Ultra high power
Ultra high power
ltem
unit
(mm)Nominal Diameter
YB/T4090-2000
DNTS-UHP
300,350,400
450-500
350-400
450-500
550-600
Electric Resistivily
Electrode
μΩ m
≤6.2
≤6.5
4.8-6.0
4.8-6.2
5.0-6.2
Nipple
≤5.5
≤5.5
3.5-4.5
3.8-4.5
3.8-4.5
Bending stregth
Electrode
Mpa
≥10.5
≥10.0
≥12.0
≥11.0
≥11
Nipple
≥18
≥18
≥18
≥18
≥18
Elastic moduluc
Electrode
Gpa
≤14.0
≤14.0
≤14.0
≤14.0
≤14.0
Nipple
≤18.0
≤18.0
≤18.0
≤18.0
≤18.0
Bulk density
Electrode
g/cm3
≥1.65
≥1.64
1.65-1.72
1.66-1.74
1.66-1.74
Nipple
≥1.72
≥1.70
1.76-1.78
1.76-1.82
1.78-1.82
Ash
Electrode
%
≤0.3
≤0.3
≤0.3
≤0.3
≤0.3
Nipple
CTE
(100-600)℃
Electrode
10-6/℃
≤1.5
≤1.5
1.20-1.40
1.20-1.40
1.2-1.40
Nipple
≤1.4
≤1.4
1.0-1.20
1.0-1.20
1.0-1.20
Nominal Diameter
Cross Sectional Area
YB/T4090-2000
DNTS-UHP
Current Carrying Capacity
Current Density
Electrical are furnace
Refiners furnace
Current Density
Current Carrying Capacity
Current Density
in
mm
cm3
A
A/cm3
A
A/cm3
A
A/cm3
14
350
973
20000-30000
20-30
23000-32000
24-33
26000-35000
27-36
16
400
1275
25000-40000
19-30
28000-41000
22-32
31000-44000
24-34
18
450
1622
32000-45000
19-27
34000-48500
21-30
36000-49500
22-31
20
500
2000
38000-55000
18-27
40000-58000
20-29
42000-60500
21-30
22
550
2427
46000-65000
19-27
49000-70000
20-29
24
600
2892
52000-75000
18-26
56000-81000
19-28
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