Cheapest Factory Graphite Electrodes For Steel Mills - HP 400mm graphite electrode – Hexi
Cheapest Factory Graphite Electrodes For Steel Mills - HP 400mm graphite electrode – Hexi Detail:
The high-power graphite electrode is composed of high-quality petroleum coke, needle coke, coal pitch and other raw materials accounting for 66.88% of the cost. The production cycle exceeds 50 days, and the ultra-high power is up to 65 days. The production process includes calcination, batching, kneading, molding, baking, dipping, secondary baking, graphitization and processing.
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High power graphite electrode and joint standard |
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items |
unit |
nominal diameter(mm) |
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200~400 |
450~550 |
550~700 |
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specific resistance |
electrode nipple |
μ Ω•m |
5.2~6.5 3.5~4.5 |
5.2~6.5 3.5~4.5 |
5.2~6.5 3.2~4.3 |
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transverse strength |
electrode nipple |
MPa |
≥11.0 ≥22.0 |
≥11.0 ≥22.0 |
≥10.0 ≥22.0 |
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elastic modulus |
electrode nipple |
GPa |
≤12.0 ≤15.0 |
≤12.0 ≤15.0 |
≤12.0 ≤15.0 |
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ash content |
electrode nipple |
% |
≤0.2 |
≤0.2 |
≤0.2 |
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bulk density |
electrode nipple |
g/m³ |
1.68~1.73 1.78~1.83 |
1.68~1.73 1.78~1.83 |
1.68~1.72 1.78~1.83 |
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(C.T.E) |
electrode nipple |
10℃ |
≤2.0 ≤1.8 |
≤2.0 ≤1.8 |
≤2.0 ≤1.8 |
Hexi Carbon is a manufacturing company that produces, sells, exports and provides a wide range of high-power graphite electrodes. The high-power graphite electrodes produced by our company have models with diameters from 350mm to 700mm for you to choose, and other graphite electrode models you need can also be customized.
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Allowable current load for high-power graphite electrodes |
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nominal diameter |
allowable current |
nominal diameter |
allowable current |
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mm |
A |
A/㎡ |
mm |
A |
A/㎡ |
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200 |
6500~10000 |
18~25 |
450 |
25000~40000 |
15~24 |
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250 |
8000~13000 |
17~27 |
500 |
30000~48000 |
15~24 |
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300 |
13000~17500 |
17~24 |
550 |
34000~53000 |
14~22 |
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350 |
17400~24000 |
17~24 |
600 |
38000~58000 |
13~21 |
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400 |
21000~31000 |
16~24 |
700 |
45000~72000 |
12~19 |
Product detail pictures:

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We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for Cheapest Factory Graphite Electrodes For Steel Mills - HP 400mm graphite electrode – Hexi, The product will supply to all over the world, such as: Swiss, Manchester, Argentina, During the 10 years of operating, our company always try our best to bring consumption satisfaction for user, built a brand name for ourselves and a solid position in the international market with major partners come from many countries such as Germany, Israel, Ukraine, United Kingdom, Italy, Argentina, France, Brazil, and so on. Last but not least, price of our products are very suitable and have fairly high competition with other companies.
In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!





