Lengthwise Graphitization Furnace Suitable for The Production Large Size Graphite Electrodes with Low Power Consumption

Product Description

Electrode Graphite with High Density Graphite Carbon Electrode Shp
Using coal pitch as binder, the graphite electrode which is mainly made of petroleum coke and needle coke is being made through the process of calcination, compounding, kneading, pressing, baking,impregnation, graphitization and machining. It is a conductor that release electrical energy to heat and melt the charge in the form of an electric arc in an electric arc furnace, and has the characteristics of low electrical resistivity, good electrical conductivity, low ash content, uniform structure, good oxidation resistance and high mechanical strength.
Materials: Needle coke,CPC,Coal Pitch;
Process: Petroleum coke calcined,Crush,Forming,Baking,Graphited,Machining;
Grades: RP/HP/SHP/UHP;
Application: Used in EAF/LF to make steel.
Features:
Low resistivity
Good conductivity
Low ash
Compact and uniform structure
Good oxidation resistance
Mechanical strength
Graphite electrodes are used mainly in ladle furnaces, electric-arc furnace steelmaking,
Yellow phosphorus furnace, Industrial silicon furnace or melting copper. They are presently
the only products available that have high levels of electrical conductivity and the capability
of sustaining the extremely high levels of heat generated in this demanding environment.
Technical Characteristics of Graphite Electrode RP, HP, UHP Product Parameters Technical Characteristics of Graphite Electrode RP, HP, UHP

Name		Unit	Nominal Diameter
			UHP Ultra-High-Power		HP Superstrong		RP Conventional Power
			≤Φ400	≥Φ450	≤Φ400	≥Φ450	≤Φ300	≥Φ350
Resistivity	Electrode	ΜΩ · m	≤5.5		≤6.5		≤8.5
	Nipple		≤4.5		≤5.5		≤6.5
Flexural Strength	Electrode	MPa	≥11.0		≥10.5	≥9.8	≥8.5	≥7.0
	Nipple		≥20.0		≥16.0		≥15.0
Elastic Modulus	Electrode	GPa	≤14.0		≤12.0		≤9.3
	Nipple		≤18.0		≤16.0		≤14.0
Density	Electrode	g / cm3	≥1.66	≥1.67	≥1.62	1.6	≥1.53	≥1.52
	Nipple		≥1.75		≥1.73		≥1.69
Coefficient Of Thermal Expansion	Electrode	10-6 / ºC	≤1.5		≤2.4		≤2.9
	Nipple		≤1.4		≤2.2		≤2.8
ASH		%	≤0.3		≤0.3		≤0.5
Note: 1.Koeffitsient ash content and thermal expansion as the reference index, the coefficient of thermal expansion (100 ºC ~ 600 ºC), Custom manufacturing.

Technical Characteristics of High Density Graphite Electrode (HD)

Name		Unit	Nominal Diameter
			75-200 mm		250-300mm		400-500mm
			top grade	first grade	top grade	first grade	top grade	first grade
Resistivity (Not More Than)	Electrode	ΜΩ · m	8.0	9.0	8.0	9.0	8.0	9.0
	Nipple		7.5		7.5		7.5
Flexural Strength(not less than)	Electrode	MPa	10		9		8
	Nipple		13		13		13
Elastic Modulus(no more)	Electrode	GPa	12		12		12
	Nipple		14		14		14
Density(not less than)	Electrode	g / cm3	1.58		1.58		1.58
	Nipple		1.68		1.68		1.68
Coefficient Of Thermal Expansion (No More)	Electrode	10-6 / ºC	2.7.		2.7.		2.7.
	Nipple		2.5		2.5		2.5
Ash Content (not more than)		%	0.3		0.3		0.5
Note: 1. The coefficient of ash content and thermal expansion as a reference index.

Technical Characteristics of a Quasi-Superhigh-Gauge Graphite Electrode (EGPK-SHP)

Name		Unit	Nominal Diameter (mm)
			300, 350, 400	450, 500
Resistivity (not more than)	Electrode	ΜΩ · m	6.2	6.5
	Nipple		5.5	5.5
Flexural Strength(not less than)	Electrode	MPa	10.5	10
	Nipple		16	16
Elastic Modulus(no more)	Electrode	GPa	14	14
	Nipple		18	18
Density(not less than)	Electrode	g / cm3	1.65	1.64
	Nipple		1.72	1.7
Coefficient Of Thermal Expansion (no more)	Electrode	10-6 / ºC	1.5	1.5
	Nipple		1.4	1.4
Ash Content (not more than)		%	0.3	0.3
Note: 1. Zonality as a reference index.

Detailed Photos
Packaging & Shipping

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