Discount wholesale Large Diameter Graphite Electrode - UHP 700mm Graphite Electrode – Hexi
Discount wholesale Large Diameter Graphite Electrode - UHP 700mm Graphite Electrode – Hexi Detail:
700mm UHP graphite electrode is made of high quality needlelike coke, which is formed, roasted, impregnated, graphitized and machineprocessed as a high quality conductive material for electric arc furnace. UHP 700mm graphite electrode, The allowable current capacity is 73000 ~ 96000A, the allowable current density is 18-24A/㎡ . It is designed for superpower electric arc furnace steelmaking.
Note: It is recommended that the current capacity be -10% for electric furnace and +10% for ladle furnace.

|
Allowable current load for ultra-high power graphite electrodes |
|||||
|
nominal diameter |
allowable current |
nominal diameter |
allowable current |
||
|
mm |
A |
A/㎡ |
mm |
A |
A/㎡ |
|
250 |
9000~14000 |
18~25 |
500 |
38000~55000 |
18~27 |
|
300 |
15000~22000 |
20~30 |
550 |
45000~65000 |
18~27 |
|
350 |
20000~30000 |
20~30 |
600 |
52000~78000 |
18~27 |
|
400 |
25000~40000 |
16~24 |
650 |
70000~86000 |
21~25 |
|
450 |
32000~45000 |
19~27 |
700 |
73000~96000 |
18~24 |
|
Ultra high power graphite electrode and joint standard |
|||||
|
items |
unit |
nominal diameter(mm) |
|||
|
250~400 |
450~550 |
600~700 |
|||
|
specific resistance |
electrode nipple |
μ Ω•m |
4.8~5.8 3.4~4.0 |
4.5~5.6 3.4~3.8 |
4.5~5.4 3.0~3.6 |
|
transverse strength |
electrode nipple |
MPa |
≥12.0 ≥22.0 |
≥12.0 ≥22.0 |
≥10.0 ≥24.0 |
|
elastic modulus |
electrode nipple |
GPa |
≤13.0 ≤18.0 |
≤13.0 ≤18.0 |
≤13.0 ≤20.0 |
|
ash content |
electrode nipple |
% |
≤0.2 |
≤0.2 |
≤0.2 |
|
bulk density |
electrode nipple |
g/m³ |
1.68~1.73 1.78~1.84 |
1.68~1.72 1.78~1.84 |
1.68~1.72 1.80~1.86 |
|
(C.T.E) |
electrode nipple |
10℃ |
≤1.2 ≤1.0 |
≤1.2 ≤1.0 |
≤1.2 ≤1.0 |
Product detail pictures:

Related Product Guide:
The incredibly rich projects administration experiences and a person to 1 service model make the substantial importance of organization communication and our easy understanding of your expectations for Discount wholesale Large Diameter Graphite Electrode - UHP 700mm Graphite Electrode – Hexi, The product will supply to all over the world, such as: Luxembourg, Serbia, United Arab emirates, We provide good quality but unbeatable low price and the best service. Welcome to post your samples and color ring to us .We will produce the goods according to your request. If you are interested in any products we offer, please feel free to contact us directly by mail, fax, telephone or internet. We are here to answer your questions from Monday to Saturday and looking forward to cooperating with you.
This company has a lot of ready-made options to choose and also could custom new program according to our demand, which is very nice to meet our needs.





