Ultra High Power Graphite Electrode

Image

Home / Product / Graphite Electrode / UHP
100% high-quality needle coke is used. Through advanced production equipment and technology, it is produced in strict accordance with production standards. The ultra-high power graphite electrode produced has the characteristics of lower resistivity, better conductivity and higher mechanical strength. It can meet the steel-making needs of various ultra-high power electric arc furnaces and refining furnaces.

Parameters

Project Unit UHP
(Ultra High Power)
≤φ500 ≥φ550
Resistivity Electrode μ Ω m 4.5-5.8 4.5-5.8
Connector 3.0-4.0
Flexural strength Electrode Mpa 12.0--17.0 11.0--16.0
Connector 21.0-28.0 24.0-30.0
Elastic Modulus Electrode Gpa 9.0-12.0
Connector 15.0-20.0.0
Ash Electrode % 0.2
Connector
Bulk density Electrode g/cm³ 1.66-1.74 1.68-1.74
Connector 1.80-1.85
Thermal expansion
coefficient (100-600℃)		 Electrode 10-6/℃ 1.1-1.5
Connector 0.9-1.2
Graphite Electrode specifications and allowable deviations
Nominal diameter Actual diameter(mm) Actual length(mm)
Mm in Maximum The smallest The black part is the smallest Length Length tolerance Short length
200 8 205 200 197 1600/1800    
250 10 256 251 248 1600/1800    
300 12 307 302 299 1600/1800    
350 14 357 352 349 1600/1800    
400 16 409 403 400 1800/2000/2200 ±100 -275
450 18 460 454 451 1800/2000/2200    
500 20 511 505 502 1800/2000/2200/2400    
550 22 562 556 553 2000/2200/2400    
600 24 613 607 604 2000/2200/2400/2700    
650 26 663 657 654 2400/2700    
700 28 714 708 705 2400/2700    
750 30 765 761 758 2200/2400/2700/3000    
800 32 816 812 809 2200/2400/2700/3000