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Physical and chemical index of graphite electrode is an important reference index of electrode quality.These include bulk density, resistivity, flexural strength, modulus of elasticity, coefficient of thermal expansion, and ash.

Physical and chemical indexes of ordinary power graphite electrode

			Nominal Diameter(mm)
			******0		*******0		*******0
Item	Classify	Unit	Superior product	First grade	Superior product	First grade	Superior product	First grade
			A	B	A	B	A	B
Electrical resistivity ≯	Electrode	ΜΩ.M	8	9	8	9	8	9
	Joint		7.5		7.5		7.5
Breaking strength≯	Electrode	M Pa	*0		*0		8
	Joint		*5		*5		*5
Elasticity modulus≯	Electrode	GP a	*2		*2		*2
	Joint		*4		*4		*4
Volume density≯	Electrode	G/cm3	1.*8		1.*8		1.*8
	Joint		1.*8		1.*8		1.*8
CTE(******0)≯	Electrode	X***6/ºC	2.7		2.7		2.7
	Joint		2.5		2.5		2.5
Ash≯		%	0.3		0.3		0.3
Note:Ash and thermal expansion coefficient are reference indexe

Physicochemical index of high power graphite electrode

Item	Classify	Unit	Nominal Diameter(mm)
			******0	******0	******0
Electrical resistivity≯	Electrode	ΜΩ.M	7	7	7
	Joint		6	6	5.8
Breaking strength≯	Electrode	M Pa	*0.5	*0	*0
	Joint		*4	*4	*6
Elasticity modulus≯	Electrode	GP a	*2	*2	*2
	Joint		*6	*6	*6
Volume density≯	Electrode	G/cm3	1.*2	1.*2	1.*2
	Joint		1.*2	1.*2	1.*2
CTE(**0C***0C)≯	Electrode	X***6/ºC	2.4	2.4	2.4
	Joint		2.3	2.2	2.2
Ash≯		%	0.3	0.3	0.3
Note:Ash and thermal expansion coefficient are reference indexes

Physical and chemical indexes of super high power graphite electrode

Item	Classify	Unit	Nominal Diameter(mm)
			******0		******0	******0
Electrical resistivity≯	Electrode	ΜΩ.M	6.2		6.2	6.3
	Joint		5		5	4.5
Breaking strength≯	Electrode	M Pa	*0.5		*0.5	*1
	Joint		*8		*8	*0
Elasticity modulus≯	Electrode	G Pa	*4		*4	*4
	Joint		*8		*8	*2
Volume density≯	Electrode	G/cm3	1.*6		1.*6	1.*6
	Joint		1.*5		1.*5	1.*5
CTE(**0C***0C)≯	Electrode	X***6/ºC	1.5		1.5	1.4
	Joint		1.4		1.4	1.2
Ash≯		%	0.3	0.3		0.3
Note:Ash and thermal expansion coefficient are reference indexes

Graphite electrode recommended current load

Nominal	Current carrying capacity(A)
Diameter	RP	Dipping	HP	HP	UHP
	Graphite electrode	Graphite electrode	Graphite electrode	Graphite electrode-	Graphite electrode
*5	********0	********0
**0	********0	********0
**0	********0	********0
**0	********0	********0	********0
**0	********0	********0	*********0
**0	*********0	*********0	**********0		**********0
**0	**********0	**********0	**********0		**********0
**0	**********0	**********0	**********0	**********0	**********0
**0	**********0	**********0	**********0	**********0	**********0
**0	**********0	**********0	**********0	**********0	**********0
**0	**********0	**********0	**********0	**********0	**********0
**0	**********0		**********0		**********0
**0	**********0		**********0		***********0
**0	**********0
**0	***********0
**0	***********0
**0	***********0
**0	***********0
***0	************0
***0	************0

Note:The current load is reduced by %*0 when used in an electric arc furnace, and can be increased by %*0 when used in a refining furnace.


Our mode of transportation and delivery date

The production cycle of graphite electrode is long and the process is complicated.Only good raw materials, good equipment and good technical workers can produce good products.We are located in handan, hebei, with convenient transportation.The customized graphite electrode is produced according to the size of the order, and can be delivered within a month.If you have quality problems during the use, please contact us, we will reply as soon as possible and actively seek solutions to minimize your loss.

国家:	China
型号:	300-700
离岸价格:	999 ~ 1500 / Ton （面議） 获取最新报价
位置:	hebei
最小订单价格:	999 per Ton
最小订单:	20 Ton
包装细节:	Wooden Box
交货时间:	15to20day
供应能力:	50000 Ton per Year
付款方式:	T/T
產品組 :	graphite electrode