Graphite electrode UHP

Description

Name : Ultra-high-power graphite electrodes (EHSP-UHP) are manufactured for operation at currents with a density of more than 25A / cm2

Application : for ultra-high-power arc furnaces and powerful ladle furnaces
 
Our advantages : Manufacturer from China; Buy directly from the factory; High-quality products; Profitable price; We can produce various specifications in accordance with customer requirements.
 
 
Technical Characteristics of the Graphite Electrode EGG / UHP
 

Name	Unit	diameter of electrode 300mm-600mm
		standard		Actual measurement
		Electrode	Nipple	Electrode	Nipple
Specific electrical resistivity	μOhm • m	6.2-6.5	5.5	5.0-6.5	4.5
Limit of mechanical resistance to bending	MPa	10.5	16	14-16	18-20
Elastic modulus	GPa	14	18	12	14
Ash content, not more than	%	0.5	0.5	0.5	0.5
Bulk density, not less than	g / cm3	1.64-1.65	1.70-1.72	1.72-1.75	1.78
Thermal coefficient of linear expansion (100-600 ° C)	× 10-6 / ℃	1.5	1.4	1.3	1.2

 
The Length & Diameter & Permissible Deviation of the Graphite Electrode EGG / UHP
 

Diameter				Length
Nominal diameter		Actual diameter		Nominal length	tolerance
Millimeters (mm)	Inch (inch)	Max. (Max.)	Min (min)	mm	Length	the maximum
300	12	307	302	1600 1800	± 100	-100	-275
350	14	357	352
400	16	409	403
450	18	460	454
500	20	511	505	1600/1800/2000/2200	± 100	-100	-275
550	22	556	553
600	24	613	607

 
Graphite Electrode EGG / UHP Current Capacity
 

Nominal diameter		Current throughput (A)	The current density (A / cm2)
Millimeters (mm)	Inch (inch)
250	10	9200-15100	21-30
300	12	13000-22000	20-30
350	14	20000-30000	20-30
400	16	25000-40000	19-30
450	18	32000-45000	19-27
500	20	38000-55000	18-27
550		48000-60000	18-24
600	24	52000-72000	18-24
700	27th	62000-95000	18-24