RP

Graphite Electrode

Applications

Electrodes in electric arc furnace and ladle refining furnace for steel making.

Electrodes in electric smelting furnace for producing industrial silicon, yellow phosphorus, corundum and so on.

 

Programmable properties

Good electrical conductivity

High resistance to thermal shock

High mechanical strength

 

Grades

Regular power (RP)

High power (HP)

Ultra high power (UHP)

 

Typical Sizes and Specifications

Specifications			Unit	Regular- Power
				Ф75-150	Ф200-400	Ф450-600
Specific Resistance	(≤)	Electrode	μΩ.m	8.5	8.5	9
		Nipple		7	6.5	6.5
Bending Strength	(≥)	Electrode	MPa	8	8.5	8
		Nipple		17	17	17
Elastic Modulus	(≤)	Electrode	GPa	9.3	9.3	9.3
		Nipple		14	14	14
Bulk Density	(≥)	Electrode	g/cm3	1.56	1.54	1.54
		Nipple		1.7	1.7	1.7
C.T.E. (100-600℃)	(≤)	Electrode	10-6 /℃	2.9	2.9	2.9
		Nipple		2.7	2.8	2.8
Ash	(≤)	Electrode Nipple	%	0.5	0.5	0.5