China Gold Supplier for Carbon Graphite Electrode For Arc Furnace - 400mm high power graphite electrode – Hexi
China Gold Supplier for Carbon Graphite Electrode For Arc Furnace - 400mm high power graphite electrode – Hexi Detail:
HP 400mm graphite electrode is mainly made of petroleum coke and needle coke. The allowable current is 21000-31000A, and the current density can be 16-24A/cm². Generally used for high-power electric arc furnace steelmaking.
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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高功率石墨电极和接头标准 High power graphite electrode and joint standard |
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项目items |
单位unit |
公称直径 nominal diameter（mm） |
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200～400 |
450～550 |
550～700 |
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电阻率 specific resistance |
电极接头 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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抗折强度 transverse strength |
电极接头 electrode nipple |
MPa |
≥11.0 ≥22.0 |
≥11.0 ≥22.0 |
≥10.0 ≥22.0 |
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弹性模量 elastic modulus |
电极接头 electrode nipple |
GPa |
≤12.0 ≤15.0 |
≤12.0 ≤15.0 |
≤12.0 ≤15.0 |
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灰分 ash content |
电极接头 electrode nipple |
% |
≤0.2 |
≤0.2 |
≤0.2 |
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体积密度 bulk density |
电极接头 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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热膨胀系数 （C.T.E) |
电极接头 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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高功率石墨电极允许的电流负载 Allowable current load for high-power graphite electrodes |
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公称直径 nominal diameter |
允许电流 allowable current |
公称直径 nominal diameter |
允许电流 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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With our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and growth, we're going to build a prosperous future together with your esteemed firm for China Gold Supplier for Carbon Graphite Electrode For Arc Furnace - 400mm high power graphite electrode – Hexi, The product will supply to all over the world, such as: Macedonia, Italy, Latvia, We have been seeking the chances to meet all the friends from both at home and abroad for the win-win cooperation. We sincerely hope to have long-term cooperation with all of you on the bases of mutual benefit and common development.
By Jo from Czech republic - 2018.06.05 13:10
Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
By Irma from Slovak Republic - 2018.07.26 16:51
