OEM Factory for Graphite Electrode For Arc Furnaces - 350mm high power graphite electrode – Hexi

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OEM Factory for Graphite Electrode For Arc Furnaces - 350mm high power graphite electrode – Hexi Detail:

Grade:High Power
Applicable furnace: EAF
Length: 1800mm/2100mm/2400mm
Nipple:3TPI/4TPI
Shipping Term: EXW/FOB/CIF

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.

350mm high power graphite electrode2

高功率石墨电极和接头标准 High power graphite electrode and joint standard
项目items		单位unit	公称直径 nominal diameter（mm）
项目items		单位unit	200～400	450～550	550～700
电阻率 specific resistance	电极接头 electrode nipple	μ Ω•m	5.2～6.5 3.5～4.5	5.2～6.5 3.5～4.5	5.2～6.5 3.2～4.3
抗折强度 transverse strength	电极接头 electrode nipple	MPa	≥11.0 ≥22.0	≥11.0 ≥22.0	≥10.0 ≥22.0
弹性模量 elastic modulus	电极接头 electrode nipple	GPa	≤12.0 ≤15.0	≤12.0 ≤15.0	≤12.0 ≤15.0
灰分 ash content	电极接头 electrode nipple	%	≤0.2	≤0.2	≤0.2
体积密度 bulk density	电极接头 electrode nipple	g/m³	1.68～1.73 1.78～1.83	1.68～1.73 1.78～1.83	1.68～1.72 1.78～1.83
热膨胀系数（C.T.E)	电极接头 electrode nipple	10℃	≤2.0 ≤1.8	≤2.0 ≤1.8	≤2.0 ≤1.8

高功率石墨电极允许的电流负载 Allowable current load for high-power graphite electrodes
公称直径 nominal diameter	允许电流 allowable current		公称直径 nominal diameter	允许电流 allowable current
mm	A	A/㎡	mm	A	A/㎡
200	6500～10000	18～25	450	25000～40000	15～24
250	8000～13000	17～27	500	30000～48000	15～24
300	13000～17500	17～24	550	34000～53000	14～22
350	17400～24000	17～24	600	38000～58000	13～21
400	21000～31000	16～24	700	45000～72000	12～19

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To continuously increase the administration process by virtue of the rule of "sincerely, good religion and excellent are the base of company development", we commonly absorb the essence of linked goods internationally, and continually build new solutions to fulfill the requires of shoppers for OEM Factory for Graphite Electrode For Arc Furnaces - 350mm high power graphite electrode – Hexi, The product will supply to all over the world, such as: El Salvador, Benin, Peru, We insist on the principle of "Credit being primary, Customers being the king and Quality being the best", we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.

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