China Cheap price Graphite Electrode For Arc Furnaces 400mm - HP 350mm Graphite Electrode – Hexi
China Cheap price Graphite Electrode For Arc Furnaces 400mm - HP 350mm Graphite Electrode – Hexi Detail:
HP graphite electrode is mainly made of petroleum coke and needle coke, It is capable of carrying the current density 18-25A/cm2. Generally it is designed for high power electric arc furnace steel-making.
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) |
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250~400 |
450~550 |
600~700 |
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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 |
灰分 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 |
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 |
Product detail pictures:
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We insist about the theory of growth of 'High excellent, Performance, Sincerity and Down-to-earth working approach' to offer you with great company of processing for China Cheap price Graphite Electrode For Arc Furnaces 400mm - HP 350mm Graphite Electrode – Hexi, The product will supply to all over the world, such as: Amman, Bulgaria, Seattle, Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have now won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to supply you good quality products and solutions and the best service. We've been looking forward to serving you.
By Martha from Peru - 2017.06.25 12:48
The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
By Lee from India - 2017.08.28 16:02