Big Discount Spectral Graphite Electrode Rod - UHP 700mm Graphite Electrode – Hexi

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Sticking for the principle of "Super Quality, Satisfactory service" ,We have been striving for being a superb small business partner of you for Graphite Electrode Uhp Grade, Graphite Electrode For Ladle Furnace, Graphite Electrode Uhp 500, Our customers mainly distributed in the North America, Africa and Eastern Europe. we will source top quality goods using the really aggressive selling price.

Big Discount Spectral Graphite Electrode Rod - UHP 700mm Graphite Electrode – Hexi Detail:

700mm UHP graphite electrode is made of high quality needlelike coke, which is formed, roasted, impregnated, graphitized and machineprocessed as a high quality conductive material for electric arc furnace. UHP 700mm graphite electrode, The allowable current capacity is 73000 ~ 96000A, the allowable current density is 18-24A/㎡ . It is designed for superpower electric arc furnace steelmaking.

Note: It is recommended that the current capacity be -10% for electric furnace and +10% for ladle furnace.

Comparison Technical Specification for UHP Graphite Electrode 28″

Electrode
Item	Unit	Supplier Spec
Typical Characteristics of Pole
Nominal Diameter	mm	700
Max Diameter	mm	714
Min Diameter	mm	710
Nominal Length	mm	2200-2700
Max Length	mm	2300-2800
Min Length	mm	2100-2600
Bulk Density	g/cm3	1.68-1.72
transverse strength	MPa	≥10.0
Young’ Modulus	GPa	≤13.0
Specific Resistance	µΩm	4.5-5.4
Maximum current density	KA/cm2	18-24
Current Carrying Capacity	A	73000-96000
(C.T.E)	10-6℃	≤1.2
ash content	%	≤0.2

Typical Characteristics of Nipple (4TPI)
Bulk Density	g/cm3	1.80-1.86
transverse strength	MPa	≥24.0
Young’ Modulus	GPa	≤20.0
Specific Resistance	µΩm	3.0～3.6
(C.T.E)	10-6℃	≤1.0
ash content	%	≤0.2

700-2

Allowable current load for ultra-high power graphite electrodes
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
items		unit	nominal diameter（mm）
			250～400	450～550	600～700
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
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

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In an effort to finest meet up with client's requirements, all of our operations are strictly performed in line with our motto "High High quality, Competitive Rate, Fast Service" for Big Discount Spectral Graphite Electrode Rod - UHP 700mm Graphite Electrode – Hexi, The product will supply to all over the world, such as: Holland, Bulgaria, Armenia, We have been persisting in the business essence "Quality First, Honoring Contracts and Standing by Reputations, providing customers with satisfying goods and service. " Friends both at home and abroad are warmly welcome to establish everlasting business relations with us.

400mm Uhp Graphite Electrode