Low price for Graphite Electrode For Steel Making - UHP 700mm Graphite Electrode – Hexi

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It really is a good way to further improve our goods and service. Our mission would be to acquire inventive items to buyers with a very good encounter for Raw Material For Graphite Electrodes, Graphite Electrode For Arc Furnaces 400mm, Graphite Electrode Uhp Nipples, We sincerely do our best to offer the best service for all the clients and businessmen.

Low price for Graphite Electrode For Steel Making - 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.

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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