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HP 350mm Graphite Electrode

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HP Graphite Electrode 350mm (14 inch)
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Graphite electrode is one of the most important metallurgical products, mainly used as conductive material in electric arc furnace metallurgy production. HP graphite electrodes is mainly used for ultra high power electric arc furnaces, ladle furnace with the current density range of 18-25 A/cm2.

Graphite electrode Dimension

● Nominal Diameter: 350mm (min 352mm, max 357mm)
● Nominal Length: 1800 mm (+100mm,-100mm)
● Nipple: 203T4N
● Nipple Diameter: 203.2 mm
● Nipple Length: 254 mm
● Typical Weight: Electrodes and Nipple Approx.246-300 kg

HP350mm Graphite Electrode Physical and Chemical Parameters

Index		Unit	YB/T4090 Industry Standard
			Typical Value

LSR≤	Electrode	μΩ.M	4.8-6.0
	Nipple		3.5-5.0
Flexural Strength ≥	Electrode	Mpa	6.0-8.5
	Nipple		12.5-18.0
Elastic Modulus ≤	Electrode	Gpa	6.5-10.0
	Nipple		11.5-16.5
Bulk Density ≥	Electrode	g/cm³	1.65-1.72
	Nipple		1.73-1.81
CTE ≤	Electrode	10-6/ ℃	1.1
	Nipple		0.9
Ash ≤		%	0.3
Current Carrying Capacity		A	LF 18270-25000

Advantage
● Anti-oxidation treatment for longevity
● High-purity, high-density, strong chemical stability
● Resistant to cracking & spalling
● High resistance to oxidation and thermal shock
● High mechanical strength, low electrical resistance
● High machining accuracy, good surface finishing