OEM Factory for Graphite Electrode For Arc Furnaces - UHP 700mm Graphite Electrode – Hexi
OEM Factory for Graphite Electrode For Arc Furnaces - 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.
| Comparison Technical Specification for UHP Graphite Electrode 28″ | ||
| Electrode | ||
| Item | Unit | Supplier Spec |
| Typical Characteristics of Pole | ||
| Nominal Diameter | mm | 700 |
| Max Diameter | mm | 714 |
| Min Diameter | mm | 710 |
| Nominal Length | mm | 2200-2700 |
| Max Length | mm | 2300-2800 |
| Min Length | mm | 2100-2600 |
| Bulk Density | g/cm3 | 1.68-1.72 |
| transverse strength | MPa | ≥10.0 |
| Young’ Modulus | GPa | ≤13.0 |
| Specific Resistance | µΩm | 4.5-5.4 |
| Maximum current density | KA/cm2 | 18-24 |
| Current Carrying Capacity | A | 73000-96000 |
| (C.T.E) | 10-6℃ | ≤1.2 |
| ash content | % | ≤0.2 |
| Typical Characteristics of Nipple (4TPI) | ||
| Bulk Density | g/cm3 | 1.80-1.86 |
| transverse strength | MPa | ≥24.0 |
| Young’ Modulus | GPa | ≤20.0 |
| Specific Resistance | µΩm | 3.0~3.6 |
| (C.T.E) | 10-6℃ | ≤1.0 |
| ash content | % | ≤0.2 |

|
Allowable current load for ultra-high power graphite electrodes |
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|
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 |
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|
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:
Our well-equipped facilities and excellent excellent management throughout all stages of creation enables us to guarantee total buyer satisfaction for OEM Factory for Graphite Electrode For Arc Furnaces - UHP 700mm Graphite Electrode – Hexi, The product will supply to all over the world, such as: Angola, Saudi Arabia, Peru, With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.





