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UHP 600mm Graphite Electrode

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UHP Graphite Electrode 600mm (24 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. UHP graphite electrodes are mainly used for steelmaking high-power and ultra-high power electric furnaces.

Graphite electrode Dimension
● Nominal Diameter: 610mm (min 607mm, max 613mm)
● Nominal Length: 2700 mm±10%
● Nipple: 317T4 (Long Type)
● Nipple Length: 457.2 mm
● Typical Weight: Electrodes and Nipple Approx.1220 kg

Graphite Nipple Dimension

Nipple Type: 317T4L

Nipple Diameter: 317.5 mm

Nipple Length: 457.2 mm

Nipple Socket Depth: 234.6 mm

Physical and Chemical Parameters of UHP600mm Graphite Electrode

Index		Unit	YB/T4090 Industry Standard
			UHP 610mm
			Typical Value
LSR≤	Electrode	μΩ.M	5.5
	Nipple		3.8
Flexural Strength ≥	Electrode	Mpa	11.0
	Nipple		20.0
Elastic Modulus ≤	Electrode	Gpa	14.0
	Nipple		22.0
Bulk Density ≥	Electrode	g/cm³	1.66
	Nipple		1.75
CTE ≤	Electrode	10-6/ ℃	1.1
	Nipple		0.9
Ash ≤		%	0.3
Current Carrying Capacity		A	AC 70000-90000 DC 750000-100000

Advantage

● Withstand large currents, high discharge rate.
● Good dimension stability, not easy to deform.
● Resistant to cracking & spalling.
● High resistance to oxidation and thermal shock.
● High mechanical strength, low electrical resistance.
● High machining accuracy, good surface finishing.