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550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer
HP Graphite Electrode
HP Graphite Electrodes For Arc Furnaces
HP Graphite Electrode Manufacturer
Electric resistivity : &©|160;5.5-7.0
Bending strength: >=8.5
Elastic Modulus:&©|160;&©|160;<=13
Bulk density:&©|160;1.62-1.70
Ash:&©|160;<=0.3
CTE:&©|160;1.80-2.20
High power graphite electrode is a graphite electrode with allowable current density between 18-25A/cm2.&©|160;HP graphite electrode&©|160;&©|160;mainly used in high power steelmaking electric arc furnace.
Physical&©|160;and&©|160;Chemical&©|160;Index&©|160;of&©|160;&©|160;Hign&©|160;Power&©|160;Graphite&©|160;Electrode:
Item&©|160; Unit HP
300¡«500 550¡«700
Electric&©|160;Resistivity&©|160; Electrode u¦¸.m 5.5¡«6.8 5.5¡«7.0
Nipple 4.0¡«5.5
Bending&©|160;Strength Electrode *** ¡Ý10.0 ¡Ý8.5
Nipple ¡Ý18.0
Modulus&©|160;of&©|160;Elasticity Electrode GPa ¡Ü13.0
Nipple ¡Ü15.0
Bulk&©|160;Density Electrode g/cm3 1.62¡«1.70
Nipple 1.72¡«1.80
Ash&©|160;Content Electrode % ¡Ü0.3
Nipple
The&©|160;Coefficient&©|160;of&©|160;Thermal&©|160;Expansion(CTE) Electrode 10-6/℃ 1.80¡«2.20
Nipple 1.50¡«1.80
High&©|160;Power&©|160;Graphite&©|160;Electrode&©|160;Current&©|160;Carrying&©|160;Capacity
Norminal&©|160;Diameter HP
Current&©|160;Carrying&©|160;Capacity Current&©|160;Density
inch mm A A/cm2
12 300 13000¡«17400 17¡«24
14 350 17400¡«24000 17¡«24
16 400 21000¡«31000 16¡«24
18 450 25000¡«40000 15¡«24
20 500 30000¡«48000 15¡«24
22 550 34000¡«53000 14¡«22
24 600 38000¡«58000 13¡«21
28 700 45000¡«72000 12¡«19
32 800 £¯ £¯
Tolerance&©|160;of&©|160;Graphite&©|160;Electrode&©|160;Diameter&©|160;and&©|160;Length£¨mm)&©|160;
Nominal&©|160;Diameter Actural&©|160;diameter Length
in mm max min Black&©|160;surface&©|160;min
12 300 307 302 299 1800/2000
14 350 358 352 349 1800/2000/2200
16 400 409 403 400 1800/2000/2200
18 450 460 454 451 1800/2000/2200
20 500 511 505 502 2000/2200/2400
22 550 562 556 553 2000/2200/2400/2700
24 600 613 607 6 |
| Company: |
Shandong Rongfu new material technology Co,Ltd
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| Contact: |
Mr. Lieber Lee |
| Address: |
Shouguang,Weifang, Shandong, China |
| Postcode: |
262700 |
| Tel: |
5222183 |
| Fax: |
5222183 |
| E-mail: |
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