8 Year Exporter Arc Graphite Electrode - UHP 700mm Graphite Electrode – Hexi
8 Year Exporter Arc 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.
| 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:
Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for 8 Year Exporter Arc Graphite Electrode - UHP 700mm Graphite Electrode – Hexi, The product will supply to all over the world, such as: Tunisia, Las Vegas, Bahamas, Adhering to the management tenet of "Managing Sincerely, Winning by Quality", we try our best to provide excellent products and service to our clients. We look forward to making progress together with domestic and international clients.
By Hazel from luzern - 2017.05.21 12:31
The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
By Carey from Puerto Rico - 2017.03.28 16:34
