UHP Graphite Electrode and Nipple with Needle Pitch Coke

COMPANY PROFILE

Jiangsu Jianglong New Energy Technology Co., Ltd is a carbon products manufacturer with a complete set of production facilities in the northern area of Jiangsu Province. It covers an area of 270,000 square meters and has 388 employees. Jianglong's annual production capacity is 50,000 tons of High Power and Ultra High Power graphite electrodes with diameter range from Φ300 to Φ600mm.

PRODUCE INFORMATIONS

UHP300/350/400/450/500/550/600 Graphite Electrode length 1800 with 4TPI nipple

Grade: UHP

Diameter:300/350/400/450/500/550/600MM

Length: 2400mm

Nipple: 3TPI, 4TPI,4TPIL

Material: Made of high quality petroleum coke, needle coke and coal tar pitch, appreciated by many foreign clients.

 

Specification
 

Physical & Chemical Properties of Eleectrodes and Nipples

UHP Graphite Electrode		Unit	Φ300-400	Φ450-550	Φ600-700
Specific Resistance≤	Electrode	ΜΩ·M	6.0	6.5	5.8
	Nipple		5.0	5.5	4.3
Transverse Strength≥	Electrode	Mpa	11.0	10.5	10.0
	Nipple		17.0	17.0	23.0
Elastic Modulus≤	Electrode	Gpa	14.0	14.0	14.0
	Nipple		18.0	18.0	22.0
Ash Content≤	Electrode	%	0.2	0.2	0.3
	Nipple		0.2	0.2	0.3
Bulk Density≥	Electrode	G/cm³	1.68	1.66	1.68
	Nipple		1.76	1.76	1.78
(C.T.E)≤	Electrode	10-6/ºC	1.4	1.4	1.5
	Nipple		1.3	1.3	1.3

Allowable Current-Carrying Capacities

Nominal Diameter		UHP Graphite Electrodes
mm	inch	Current-Carrying Capacity(A)	Current Density(A/CM²)
300	12
350	14	20000-30000	20-30
400	16	25000-40000	20-30
450	18	32000-49000	20-30
500	20	40000-58000	20-30
550	22	47000-65000	18-28
600	24	52000-78000	18-28
650	26	60000-85000	18-28
700	28	62000-95000	18-28

Size of Graphite Electrodes and Allowable Tolerance

Nominal Diameter		Actual Diameter(mm)			Length(mm)	Allowable Variation(mm)
mm	inch	Max	min	Low Spot		Length	Short Length
300	12	307	302	299	1600/1800/2000	±100	-275
350	14	357	352	349	1600/1800/2000
400	16	409	403	400	1600/1800/2000/2200
450	18	460	454	451	1600/1800/2000/2200
500	20	511	505	502	1600/1800/2000/2200
550	22	562	556	553	1800/2000/2200/2400
600	24	613	607	604	2000/2200/2400/2700
650	26	663	659	656	2000/2200/2400/2700
700	28	714	710	707	2000/2200/2400/2700

Recommend Tightening Torque

Nominal Diameter (mm)	Torque(N·m)
300	500-650
350	700-950
400	850-1150
450	1050-1400
500	1300-1700
550	1850-2400
600	2500-3800
650	3900-4300
700	4400-5200

 

 

Applications


 

 

• Electrodes in electric arc furnace and ladle refining furnace for steel making;
• Electrodes in electric smelting furnace for producing industrial silicon, yellow phosphorus, corundum and so on.

Programmable properties

• Good electrical conductivity.
• High resistance to thermal shock
• High mechanical strength

 Process



Certification:



Equipment:



Inspection 


 
Experience


We are one of leading graphite electrode manufacture in China,  the capacity is 50000 Tons per year ,we exported graphite electrode, graphite block, graphite rod to Europe, South Africa, Southeast Asia, Russia and so on.
Quality System: Our factory has got ISO 9001 quality management system certificate. 

Our Advantage

 
•30 years experience in graphite electrode field
•Superior quality with competitive price
•Capacity is 50000 Tons per year
•Short delivery time
•ISO 9001Certification 
•Length upon customer's requirement
•Good after-sale service
•Near Gas resource for coking plant, near power resource for Graphitization, Save cost. 


 CONTACT US    
 

   Website: jiang-long.en.made-in-china.com    
   Jiangsu Jianglong New Enery Technology Co.,Ltd.
   Phone: (+86) 13705207289
 
   Add:No.,8 East industry Avenue ,Yangtun Town,Pei County,Jiangsu,China