Steel Casting UHP Extruded Carbon Graphite Electrode with Nipples

Product Description

Product Description
Graphite Electrodes has good electrical properties and chemical resistance, which has high mechanical strength at high temperature and good seismic performance.It is good conductor of heat and electricity, widely used in electric arc furnace steelmaking,refining furnace, ferroalloy production, industrial silicon, phosphorus corundum and other submerged arc furnace with an electric arc furnace smelting and other high temperature furnace.Specification

Item		Unit	RP	HP	UHP
			300-800mm	300-800mm	300-600mm	650-800mm
Electric Resistivity ≤	Electrode	μΩm	7.8-8.8	5.8-6.6	4.8-5.8	5.8-6.6
	Nipple		5.0-9.5	4.2-5.0	3.8-4.5	4.2-5.0
Flexural strength ≥	Electrode	Mpa	7.0-12.0	10.0-13.0	10.0-14.0	10.0-13.0
	Nipple		15.0-20.0	18.0-22.0	20.0-26.0	18.0-22.0
Elastic modulus ≤	Electrode	Gpa	7.0-9.3	8.0-12.0	9.0-13.0	8.0-12.0
	Nipple		12.0-14.0	14.0-16.0	15.0-18.0	14.0-16.0
Bulk density ≥	Electrode	g/cm3	1.53-1.56	1.62-1.66	1.68-1.74	1.62-1.66
	Nipple		1.70-1.74	1.74-1.80	1.77-1.82	1.74-1.80
CTE≤	Electrode	x10-6/ºC	2.2-2.6	1.6-1.9	1.1-1.4	1.6-1.9
	Nipple		2.0-2.5	1.1-1.4	0.9-1.2	1.1-1.4
ASH		%	0.3	0.3	0.3	0.3

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