Product Description
Ouzheng has been producing and exporting Graphite Electrode for 30 years. Our main electrode include Regular Power(RP),High Power(HP) and Ultra High Power(UHP). Until now we have exported our products to more than 30 countries of the world. The encouragement from our customers let us increase the production capacity and keep competitive. All stuff of Ouzheng will take our best to provide the best solution to you.
Our Plant
Location:Zhoucun District, Zibo City, Shandong Province,China
Established: 1991
Total No. of Employees: 989
Plant area: 294 acres
Capacity: 45000MT per year
Company Status
The largest national manufacturer and exporter of Graphite Electrode in Shandong province;
ISO9002 since 1997
ISO14000 since 2008
ISO9001 since 2009
ISO18000 since 2013
Product Range
Graphite Electrode: HP&UHP 300mm-600mm; RP 700mm
Physical and Chemical Index of Electrode
Item
Unit
HP
UHP
300-500mm
550-700mm
300-500mm
550-600mm
700-800mm
Electric
Resistance
Electrode
µΩm
5.5-6.8
5.5-7.0
4.5-6.1
4.4-6.0
4.5-5.7
Nipple
4.0-5.5
3.5-5.0
3.3-4.4
3.3-4.3
Bending Strength
Electrode
Mpa
≥10.0
≥8.5
≥10.5
≥10.0
≥10.0
Nipple
≥18.0
≥20.0
≥22.0
≥23.0
Young's Modulus
Electrode
Gpa
≤13.0
≤14.0
≤14.0
≤14.0
Nipple
≤15.0
≤20.0
≤22.0
≤22.0
Apparent Density
Electrode
g/cm3
1.62-1.70
1.66-1.73
1.68-1.74
Nipple
1.72-1.80
1.75-1.82
1.78-1.85
Thermal
Expansivity
Electrode
10-6/℃
1.80-2.20
1.20-1.50
1.10-1.50
Nipple
1.50-1.80
1.10-1.40
1.00-1.30
Specifications
of Electrode
Diameter of Electrode
Nominal Diameter
Standard(mm)
Low Spot(mm)
In
mm
Max
Min
12
300
307
302
299
14
350
358
352
349
16
400
409
403
400
18
450
460
454
451
20
500
511
505
502
22
550
562
556
553
24
600
613
607
604
28
700
714
710
707
29
800
816
812
809
Length of Electrode
Nominal Length
Standard
Length(mm)
Short Length(mm)
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
Container Loading
Electrode
Size(In)
Container Type
No. of Crate Per
Container
No.of Electrode
per Crate
No. of Electrode
Per Container
Net Weight Per Container
Diameter
Length
12
72
20‘
15
6
90
19.5
14
72
20 ’
22
3
66
20
16
72
20‘
12
3
50
20
16
84
20‘
8
3
40
19
16
96
20 ’
7
3
37
20.1
18
72
20‘
20
2
40
20.1
18
84
20 ’
16
2
32
19.8
18
96
20‘
15
2
30
20.5
20
72
20 ’
15
2
30
19.2
20
84
20‘
12
2
24
17.5
20
96
20 ’
11
2
22
19.1
22
84
20‘
11
2
22
19.8
22
96
20‘
10
2
20
20.5
22
110
40 ’
12
2
24
26.4
24
96
20‘
8
2
16
17
24
110
40 ’
8
2
16
20
24
110
40 ’
9
2
18
25.5
26
110
40‘
6
2
12
21
28
110
40 ’
6
2
12
21
30
110
40‘
5
2
10
22.5
32
110
40‘
5
2
10
26