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550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer

Name: 550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer
Brand: SHANJI
Price: USD $1.00 - 100 / Ton

FOB Price

USD $1.00 - $100 / Ton

10 Tons(Min.Order)

Supply Ability 60000 Ton / Tons per Month
Port qingdao
Payment Terms:T/T L/C D/P D/A
Delivery Detail:10 days

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Product Details

Brand Name:

SHANJI

Place of Origin:

China

Product Description

550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode ManufacturerHP Graphite ElectrodeHP Graphite Electrodes For Arc FurnacesHP Graphite Electrode Manufacturer

Electric resistivity : 5.5-7.0

Bending strength: >=8.5

Elastic Modulus: <=13

Bulk density: 1.62-1.70

Ash: <=0.3

CTE: 1.80-2.20

High power graphite electrode is a graphite electrode with allowable current density between 18-25A/cm2. HP graphite electrode mainly used in high power steelmaking electric arc furnace.

Physical and Chemical Index of Hign Power Graphite Electrode:
Item		Unit	HP
			300～500	550～700
Electric Resistivity	Electrode	uΩ.m	5.5～6.8	5.5～7.0
	Nipple		4.0～5.5
Bending Strength	Electrode	MPa	≥10.0	≥8.5
	Nipple		≥18.0
Modulus of Elasticity	Electrode	GPa	≤13.0
	Nipple		≤15.0
Bulk Density	Electrode	g/cm3	1.62～1.70
	Nipple		1.72～1.80
Ash Content	Electrode	%	≤0.3
	Nipple
The Coefficient of Thermal Expansion(CTE)	Electrode	10-6/℃	1.80～2.20
	Nipple		1.50～1.80

High Power Graphite Electrode Current Carrying Capacity
Norminal Diameter		HP
Norminal Diameter		Current Carrying Capacity	Current 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 of Graphite Electrode Diameter and Length（mm)
Nominal Diameter		Actural diameter			Length
in	mm	max	min	Black surface min	Length
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	604	2200/2400/2700/3000
28	700	714	710	707	2200/2400/2700/3000
29	800	816	812	809	2200/2400/2700/3000

Permissible Deviation of Graphite Electrode Length (mm)
Nominal Length	Standard Deviation		Short Length Deviation
Nominal Length	max	min	max	min
1800	+100	-100	-100	-275
2000	+100	-100	-100	-275
2200	+100	-100	-100	-275
2400	+100	-100	-100	-275
2700	+200	-150	-150	-275
3000	+200	-150	-150	-300

Contact Us

SHANDONG RONGFU NEW MATERIAL TECHNOLOGY CO.,LTD: Contact nameLieber Lee; Phone86-0536-5222183; Addressshouguang Weifang,Shandong

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550-700mm HP graphite electrode,HP Graphite Electrode,HP Graphite Electrodes For Arc Furnaces,HP Graphite Electrode Manufacturer

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