UHP Graphite Electrode Nipple

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Graphite Electrode Nipple

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UHP Graphite Electrode Nipple

Product name : UHP Graphite Electrode Nipple

Basic Info.

Model NO.	Nipple
Grades	RP/HP/UHP
Material	Needle coke , CPC , Coal Pitch
Color	Black
Size	Customized
Place of Origin	Hebei, China

Product Description

The graphite electrode nipple is mainly made of petroleum coke and needle coke as raw materials and coal and bitumen as the binding agent , through the process of calcining, batching, mixing, pressure molding, roasting, graphitization and machining.

Graphite electrode nipple can be divided into Regular Power, High Power and Ultra High Power according to the quality and property.

Product Parameters

Graphite Electrode Carbon Electrode UHP Nipple

Item		Unit	Graphite Electrode
			RP(mm)	HP(mm)	UHP(mm)
			φ100-φ600	φ100-φ800	φ200-φ500	φ550-φ800
Resistivity	Electrode	μΩm	7.0-10.0	5.8-6.6	4.8-5.8	4.6-5.8
Resistivity	Nipple	μΩm	4.0-4.5	3.5-4.0	3.5-4.0	3.5-4.0
Modulus of Rupture	Electrode	Mpa	8.0-10.0	10.0-13.0	10.0-14.0	10.0-14.0
Modulus of Rupture	Nipple	Mpa	19.0-22.0	20.0-23.0	20.0-24.0	22.0-26.0
Young's Modulus	Electrode	Gpa	7.0-9.3	8.0-12.0	9.0-13.0	10.0-14.0
Young's Modulus	Nipple	Gpa	12.0-14.0	14.0-16.0	15.0-18.0	16.0-19.0
Bulk Density	Electrode	g/cm3	1.53-1.56	1.64-1.68	1.68-1.74	1.68-1.74
Bulk Density	Nipple	g/cm3	1.70-1.74	1.75-1.80	1.78-1.82	1.78-1.84
CTE (100-600℃)	Electrode	10-6/℃	2.2-2.6	1.6-1.9	1.1-1.4	1.1-1.4
CTE (100-600℃)	Nipple	10-6/℃	2.0-2.5	1.1-1.4	0.9-1.2	0.9-1.2
Ash		%	0.5	0.2	0.3	0.3

Standard Sizes of Nipples and Sockets

Nominal Diameter	Nipple						Sockct				Pitch
Nominal Diameter	D		L	D		L	B1		H		Pitch
225	139.70	0-0.5	203.20	90.73	0-5	<10	131.27	+0.5	107.60	+70	8.47
250	155.57		220.00	103.80			147.14		116.00
300	177.16		270.90	116.90			168.73		141.50
350	215.90		304.80	150.00			207.47		158.40
400	215.90		304.80	150.00			207.47		158.40
400	241.30		338.70	169.80			232.87		175.30
450	241.30		338.70	169.80			232.87		175.30
450	273.05		355.60	198.70			264.62		183.80
500	273.05		355.60	198.70			264.62		183.80
500	298.45		372.60	221.30			290.02		192.20
550	298.45		372.60	221.30			290.02		192.20
200	122.24	0-0.5	177.80	80.00	0-5	<7	115.92	+0.5	94.90	+70	6.35
225	139.70		177.80	97.46			133.38		94.90
250	152.0		290.50	108.00			146.08		101.30
300	177.80		215.90	129.20			171.48		114.00
350	203.20		254.00	148.20			196.88		133.00
400	222.25		304.80	158.80			215.93		158.40
400	222.25		355.60	150.00			215.93		183.80
450	241.30		304.80	177.90			234.98		158.40
450	241.30		355.60	169.42			234.98		183.80
500	269.88		355.60	198.00			263.56		183.80
500	269.88		457.20	181.08			263.56		234.60
550	298.45		355.60	226.58			292.13		183.80
550	298.45		457.20	209.65			292.13		234.60
600	317.50		335.60	245.63			311.18		183.80
600	317.50		457.20	228.70			311.18		234.60
700	374.65		457.20	285.84			368.33		234.60
700	374.65		558.80	268.91			368.33		258.40

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