RP Power Graphite Electrode is made of the high grade petroleum coke by extruding,baking,graphitization and machining,is used in the Electrical arc furmace as the electric conduction; and rsed in the Calcium carbide,Phosphor and silicon as burn;and used in the petrochemical industrial as antisepsis and so on.
RP Power Graphite Electrode is made of the high grade petroleum coke by extruding,baking,graphitization and machining,is used in the Electrical arc furmace as the electric conduction; and rsed in the Calcium carbide,Phosphor and silicon as burn;and used in the petrochemical industrial as antisepsis and so on.
Allowance Ranges In Dimension And Unit Of RP Power Graphite Electrode：
|
Diameter
|
Length
|
Cross
Sectional Arc
|
Electrical are furnace
|
|
Nominal
|
Max.
|
Min.
|
Min.of Blacking
|
Standard
|
Tolerance
|
Short dimension
|
current carrying capacity
|
current density
|
|
in
|
mm
|
mm
|
mm
|
mm
|
mm
|
mm
|
mm
|
C㎡
|
A
|
A/C㎡
|
|
3
|
75
|
78
|
73
|
72
|
1000
|
|
-225
|
41.8
|
900-1400
|
24-33
|
|
4
|
100
|
103
|
98
|
97
|
1200
|
±50
|
-225
|
75.4
|
1500-2400
|
20-32
|
|
5
|
125
|
127
|
124
|
122
|
1200
|
±50
|
-225
|
122.7
|
2200-3400
|
18-27
|
|
6
|
150
|
154
|
149
|
146
|
1600
|
±100
|
-275
|
174
|
3000-4500
|
17-26
|
|
8
|
200
|
205
|
200
|
197
|
1800
|
±100
|
-275
|
314
|
5000-6900
|
16-22
|
Technical Properties Of RP Power Graphite Electrode：
|
Norms/Grade
|
Diameter
|
|
φ75--130
|
φ150--200
|
|
High grade
|
First grade
|
High grade
|
First grade
|
|
Electric Resistively<=Ω m㎡/m
|
电极Electrode
|
8.5
|
10.5
|
8.5
|
10.5
|
|
Nipple
|
8.0
|
8.0
|
|
Bending Strength ﹥=MPA
|
Electrode
|
9.8
|
9.8
|
|
Nipple
|
13
|
13
|
|
Bulk density﹥=g/cm3
|
Electrode
|
1.58
|
1.55
|
|
Nipple
|
1.68
|
1.68
|
|
Ash content<=%
|
|
0.5
|
0.5
|
|
Elastic Modulus<=10
|
Electrode
|
0.93
|
0.93
|
|
Nipple
|
1.40
|
1.40
|
|
CTE<=10
|
Electrode
|
2.9
|
2.9
|
|
Nipple
|
3.0
|
3.0
|
Note：The non-Standard length and teh join mode of the electrode can be made according to the client demands,e.g.:Columniform 3TPI,coniform 4TPI or male and female joint.
|
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