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550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer
FOB Reference Price / Min.Order Quantity
Processing Time:10 working days after receive payment
Packaging Details:
Packing with wooden case and pallet,and enlace with baling band
Port: Qingdao
Payment Terms: , ,
550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer
HP Graphite Electrode
HP Graphite Electrodes For Arc Furnaces
HP Graphite Electrode Manufacturer
Electric resistivity : 5.5-7.0
Bending strength: >=8.5
Elastic Modulus: <=13
Bulk density: 1.62-1.70
Ash: <=0.3
CTE: 1.80-2.20
High power graphite electrode is a graphite electrode with allowable current density between 18-25A/cm2. HP graphite electrode mainly used in high power steelmaking electric arc furnace.
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Physical and Chemical Index of Hign Power Graphite Electrode:
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|
Item
|
Unit
|
HP
|
|
300～500
|
550～700
|
|
Electric Resistivity
|
Electrode
|
uΩ.m
|
5.5～6.8
|
5.5～7.0
|
|
Nipple
|
4.0～5.5
|
|
Bending Strength
|
Electrode
|
MPa
|
≥10.0
|
≥8.5
|
|
Nipple
|
≥18.0
|
|
Modulus of Elasticity
|
Electrode
|
GPa
|
≤13.0
|
|
Nipple
|
≤15.0
|
|
Bulk Density
|
Electrode
|
g/cm3
|
1.62～1.70
|
|
Nipple
|
1.72～1.80
|
|
Ash Content
|
Electrode
|
%
|
≤0.3
|
|
Nipple
|
|
The Coefficient of Thermal Expansion(CTE)
|
Electrode
|
10-6/℃
|
1.80～2.20
|
|
Nipple
|
1.50～1.80
|
|
High Power Graphite Electrode Current Carrying Capacity
|
|
Norminal Diameter
|
HP
|
|
Current Carrying Capacity
|
Current Density
|
|
inch
|
mm
|
A
|
A/cm2
|
|
12
|
300
|
13000～17400
|
17～24
|
|
14
|
350
|
17400～24000
|
17～24
|
|
16
|
400
|
21000～31000
|
16～24
|
|
18
|
450
|
25000～40000
|
15～24
|
|
20
|
500
|
30000～48000
|
15～24
|
|
22
|
550
|
34000～53000
|
14～22
|
|
24
|
600
|
38000～58000
|
13～21
|
|
28
|
700
|
45000～72000
|
12～19
|
|
32
|
800
|
／
|
／
|
|
Tolerance of Graphite Electrode Diameter and Length（mm)
|
|
Nominal Diameter
|
Actural diameter
|
Length
|
|
in
|
mm
|
max
|
min
|
Black surface min
|
|
12
|
300
|
307
|
302
|
299
|
1800/2000
|
|
14
|
350
|
358
|
352
|
349
|
1800/2000/2200
|
|
16
|
400
|
409
|
403
|
400
|
1800/2000/2200
|
|
18
|
450
|
460
|
454
|
451
|
1800/2000/2200
|
|
20
|
500
|
511
|
505
|
502
|
2000/2200/2400
|
|
22
|
550
|
562
|
556
|
553
|
2000/2200/2400/2700
|
|
24
|
600
|
613
|
607
|
604
|
2200/2400/2700/3000
|
|
28
|
700
|
714
|
710
|
707
|
2200/2400/2700/3000
|
|
29
|
800
|
816
|
812
|
809
|
2200/2400/2700/3000
|
|
Permissible Deviation of Graphite Electrode Length (mm)
|
|
Nominal Length
|
Standard Deviation
|
Short Length Deviation
|
|
max
|
min
|
max
|
min
|
|
1800
|
+100
|
-100
|
-100
|
-275
|
|
2000
|
+100
|
-100
|
-100
|
-275
|
|
2200
|
+100
|
-100
|
-100
|
-275
|
|
2400
|
+100
|
-100
|
-100
|
-275
|
|
2700
|
+200
|
-150
|
-150
|
-275
|
|
3000
|
+200
|
-150
|
-150
|
-300
|
SHANDONG RONGFU NEW MATERIAL TECHNOLOGY CO.,LTD
Basic Information
Business Type:Manufacturer
Main Products:RP,HP,UHP Graphite Electrode
Location:
Total Employees: 900
Year Established: 2018
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Top 3 Markets:
Accepted Payment Currency:
Nearest Port:
Average Lead Time:
Overseas Office: No
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