How many manufacturers for EGSP UHP650 graphite electrode ?

HAILICARBON is one of the manufacturer for UHP650 graphite electrode

How many manufacturers for EGSP UHP650 graphite electrode ?

The UHP650mm graphite electrode is a special specification for steelmaking. In 2020, FANGDA,KFCC,and some other manufacturer started the production of UHP650mm 

From 2021, we also put into production for EGSP D650mm graphite electrode. 

The brif specification as bellow.

Properties
UHP
HP
RP
φ300-500
φ550-700
φ300-700
φ300-700
Resistivity
(uΩm max)
Electrode
4.8-5.8
4.6-5.8
5.8-6.6
7.0-10.0
Nipple
3.5-4.0
3.5-4.0
3.5-4.0
4.0-4.5
Modulus of Rupture(Mpa）
Electrode
10.0-14.0
10.0-14.0
10.0-13.0
8.0-10.0
Nipple
20.0-24.0
22.0-26.0
20.0-23.0
19.0-22.0
Young's Modulus(Gpa)
Electrode
9.0-13.0
10.0-14.0
8.0-12.0
7.0-9.3
Nipple
15.0-18.0
16.0-19.0
14.0-16.0
12.0-14.0
Bulk Density
(g/cm3) min
Electrode
1.68-1.74
1.70-1.74
1.64-1.68
1.53-1.56
Nipple
1.72-1.82
1.80-1.84
1.75-1.80
1.70-1.74
CTE
(100-600℃) max
Electrode
1.1-1.4
1.1-1.4
1.6-1.9
2.2-2.6
Nipple
0.9-1.2
0.9-1.2
1.1-1.4
2.0-2.5
Ash
0.2-0.3
0.3-0.5

Application field:
1) used for electric arc furnace
2) used for ore heat furnace
3) used for electric resistance furnace

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