Graphite Rod Electrode RP Graphite Electrode Graphite Products

• Type: Graphite Electrodes
• Carbon Content: High-Carbon
• Grade: UHP
• Forming Way: Extruded Graphite
• Crystal Morphology: Compact Crystalline Graphite
• Transport Package: Packing with Wooden Case and Pallet
• Specification: more than 99.99% carbon content
• Trademark: Chinasun
• Origin: China
• HS Code: 8545110000
• Production Capacity: 5000ton/Year

Product Description

Company Profile

Chinasun International Industry Co., Ltd. is a group of three big factories and some other small factories.

Feiyue Carbon Group,one of Chinasun group ,a manufacturer of Graphite Electrode with 200mm-1400mm for more than 20 years in China.

Our main products are Φ200mm-Φ1400mm regular power graphite electrode, high power graphite electrode, ultra-high power graphite electrode etc. Our graphite electrode is characterized by its high physical volume density, its super anti-press power, its low rate of electric resistance and its strong anti-oxidizes. The quality of our product is recognized by the quality examination center of the national metallurgy carbon material sampling analyze to all attain the YB/T4008-2000/YB/T4089-2000 and YB/T4090-2000.

Our factory has the first class production line, excellent management team and advanced technology, advanced testing equipment. The annual production capacity is more than 20000 tons, the products sell well both in domestic and abroad.

If you have any inquiry, please contact us without hesitation, we will give you rapid reply upon receipt of your inquiry. We insist on the principle of " Sincerity, Friendship, Benefits and Development" and always provide high quality products and best services to all of our customers.

Product Parameters

UHP graphite electrode		Unit	Nominal Diameter(mm)
			200-300	350-500	500-600
Electric Resistivity(max)	Electrode	μΩ·m	4.8-5.5	4.8-5.5	5.0-5.6
	Nipple		3.6-4.5	3.6-4.5	3.6-4.5
Flexural Strength(min)	Electrode	MPa	≥11	≥11	≥11
	Nipple		≥18	≥18	≥18
Elastic Modulus(max)	Electrode	GPa	≤13	≤13	≤13
	Nipple		≤17	≤17	≤17
Bulk Density(min)	Electrode	g/cm^3	1.67-1.72	1.65-1.75	1.65-1.72
	Nipple		1.75-1.82	1.75-1.82	1.75-1.82
CTE(max)	Electrode	X 10^-6/ºC	≤1.5	≤1.5	≤1.5
	Nipple		≤1.4	≤1.4	≤1.4
Ash		%	≤0.25	≤0.25	≤0.25

Allowable current load of Ultra High Power:

Norminal diameter mm	Current load A	Current density A/cm2
250	9200-15300	24-34
300	16000-24000	25-35
350	22000-33000	25-35
400	28000-43000	22-33
450	35000-48000	21-30
500	41000-58000	20-29

   

 

HP graphite electrode		Unit	Nominal Diameter(mm)
			200-300	350-500	550-650	700-800
Electric Resistivity(max)	Electrode	μΩ·m	5.2-6.5	5.2-6.5	5.5-6.8	5.5-6.8
	Nipple		4.8-5.2	4.8-5.2	5.0-5.5	5.0-5.5
Flexural Strength(min)	Electrode	MPa	≥11	≥11	≥11	≥11
	Nipple		≥14	≥14	≥14	≥14
Elastic Modulus(max)	Electrode	GPa	≤11	≤11	≤10.5	≤10.5
	Nipple		≤16	≤16	≤16	≤16
Bulk Density(min)	Electrode	g/cm^3	1.64-1.7	1.64-1.7	1.64-1.7	1.64-1.7
	Nipple		1.73-1.79	1.73-1.79	1.73-1.79	1.73-1.79
CTE(max)	Electrode	X 10^-6/ºC	≤2.4	≤2.4	≤2.4	≤2.4
	Nipple		≤2.2	≤2.2	≤2.2	≤2.2
Ash		%	≤0.3	≤0.3	≤0.3	≤0.3

Allowable current load of Ultra High Power:

Norminal diameter mm	electric arc furnace	electric arc furnace	refining furnace	refining furnace
	Current load A	Current density A/cm2	Current load A	Current density A/cm2
200	6900-9000	22-30	8500-10000	27-37
250	10000-13000	20-27	12500-16000	25-34
300	13600-18000	18-25	17000-22500	23-31
350	17500-24500	18-25	22000-31000	23-31
400	21000-31000	17-24	26000-39000	21-30
450	26000-39000	16-24	32500-49000	20-30
500	32000-48000	16-24	40000-60000	20-30
550	36000-55000	15-23	45000-69000	19-29
600	44000-61000	15-23	55000-84000	19-29
650	49000-76000	15-23	63000-96000	19-29
700	57000-90000	15-23	73000-110000	19-29
780	70000-100000	15-23	90000-130000	19-29

 

RP graphite electrode		Unit	Nominal Diameter(mm)
			200-300	350-500	550-650	700-800
Electric Resistivity(max)	Electrode	μΩ·m	7.5-8.0	7.5-8.5	8.0-9.5	9.5-11.0
	Nipple		6.0-6.5	6.0-7.0	6.5-7.0	6.5-7.5
Flexural Strength(min)	Electrode	MPa	≥10	≥9	≥9	≥8
	Nipple		≥14	≥14	≥14	≥14
Elastic Modulus(max)	Electrode	GPa	≤9.3	≤9.3	≤9.3	≤9.3
	Nipple		≤13	≤13	≤13	≤13
Bulk Density(min)	Electrode	g/cm^3	1.55-1.6	1.55-1.6	1.55-1.6	1.55-1.6
	Nipple		1.65-1.7	1.65-1.7	1.65-1.7	1.65-1.7
CTE(max)	Electrode	X 10^-6/ºC	≤2.8	≤2.8	≤2.8	≤2.8
	Nipple		≤2.7	≤2.8	≤2.8	≤2.8
Ash		%	≤0.3	≤0.3	≤0.3	≤0.3

Allowable current load of Regular Power:

Norminal diameter mm	Current load A	Current density A/cm2
200	5500-7500	16-22
250	7500-10500	15-21
350	14000-19000	15-19
400	19000-24500	15-19
450	24000-29000	15-18
500	27000-34000	14-17
550	31500-41000	13-17
600	38000-46000	13-16
650	43000-53000	13-16
700	46000-57000	12-15
800	60300-75000	12-15

 

high impregnation graphite electrode		Unit	Nominal Diameter(mm)
			200-300	350-500	550-650	700-800
Electric Resistivity(max)	Electrode	μΩ·m	6.5-7.5	6.5-7.5	6.8-8.0	6.8-9.5
	Nipple		5.2-6.0	5.2-6.0	5.5-6.5	5.5-6.5
Flexural Strength(min)	Electrode	MPa	≥10	≥9	≥9	≥8
	Nipple		≥14	≥14	≥14	≥14
Elastic Modulus(max)	Electrode	GPa	≤10.5	≤10.5	≤10.5	≤10.5
	Nipple		≤15	≤15	≤15	≤15
Bulk Density(min)	Electrode	g/cm^3	1.6-1.64	1.6-1.64	1.6-1.64	1.6-1.64
	Nipple		1.7-1.73	1.7-1.73	1.7-1.73	1.7-1.73
CTE(max)	Electrode	X 10^-6/ºC	≤2.6	≤2.6	≤2.6	≤2.6
	Nipple		≤2.4	≤2.5	≤2.5	≤2.5
Ash		%	≤0.3	≤0.3	≤0.3	≤0.3

Allowable current load of high impregnation:

Norminal diameter mm	Current load A	Current density A/cm2
200	5500-7500	18-26
250	7500-10500	18-26
350	14000-19000	17-24
400	19000-24500	17-24
450	24000-29000	17-24
500	27000-34000	16-23
550	31500-41000	15-23
600	38000-46000	15-22
650	43000-53000	15-22
700	46000-57000	14-21
800	60300-75000	14-21

 

Detailed Photos

 Graphite electrode, mainly use petroleum coke, needle coke for material, and use coal pitch for binder, after calcining,burdening,kneading,forming,baking and pressure impregnation, graphitization and then precision machined with professional CNC machining. 
Graphite electrode has the advantages of low resistivity,high electrical conductivity and thermal conductivity,good oxidation resistance, good thermal shock resistance,high mechanical strength,easy to machine,etc.

Our Factory

 

Certifications

 

Our Advantages

1. The annual capacity is more than 40,000 tons.
2. 20 years of experience in graphite electrode production.
3. Perfect production and testing equipment.
4. High quality petroleum coke as raw materials.
5. Professional design and R&D team.
6. We will send the technical staff to visit the steel plants for trial shipment if necessary, introduce the knowledge about how to use the electrodes, guide the opration process, and provide the assistance.
7. For any qulity claims, we will give ansvers within 24 hours. If necessary, we will send thechnical staff to the plant in order to find out the reason, instruct the operation and slove the problems as soon as possible.

Instruction for Graphite Electrode:

Process flow chart:

FAQ

When can i get the price?
We usually quote within 24 hours after getting your special require, such as size, quantity etc.

 

 What about the lead time for mass product?
The lead time is based on the quantity, about 15-20 days.

 

 What is your terms of delivery?
We accept FOB, CFR, CIF, EXW, etc. We will choose the most convenient way for you.

 

 What is the packing term?
We are packed in wooden pallets, or according to your requirements.

 

 Notice:
Pls note that the price on MADE IN CHINA is a rough price. The actual price will depends on raw materials.