- SHANDONG RONGFU NEW MATERIAL TECHNOLOGY CO.,LTD
-
Weifang, Shandong, China
- Main products: RP, HP, UHP Graphite Electrode
Home > Products > UHP Graphite Electrode > 300-500mm RP graphite electrode,RP Graphite Electrode,Industrial Graphite Electrode,High Density Graphite Electrodes Manufacturer
300-500mm RP graphite electrode,RP Graphite Electrode,Industrial Graphite Electrode,High Density Graphite Electrodes Manufacturer
- 60000 Ton / Tons per Month
- qingdao
- T/T L/C D/P D/A
- 10 days
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Product Details
| Brand Name | SHANJI | Place of Origin | China |
Product Description
300-500mm RP graphite electrode,RP Graphite Electrode,Industrial Graphite Electrode,High Density Graphite Electrodes ManufacturerRP Graphite ElectrodeIndustrial Graphite ElectrodeHigh Density Graphite Electrodes Manufacturer
Electric resistivity : 7.5-8.6
Bending strength: >=7.5
Elastic Modulus:<=9
Bulk density:1.54-1.62
Ash:<=0.3
CTE: 2.20-2.60
Regular power graphite electrode is a graphite electrode with allowable current density lower than 17A/cm2. RP graphite electrode is mainly used in the ordinary power electric furnace for steelmaking, silicon smelting and yellow phosphorus refining etc.
Physical and Chemical Index of Hign Power Graphite Electrode: | ||||
Item | Unit | HP | ||
300～500 | 550～700 | |||
Electric Resistivity | Electrode | uΩ.m | 5.5～6.8 | 5.5～7.0 |
Nipple | 4.0～5.5 | |||
Bending Strength | Electrode | MPa | ≥10.0 | ≥8.5 |
Nipple | ≥18.0 | |||
Modulus of Elasticity | Electrode | GPa | ≤13.0 | |
Nipple | ≤15.0 | |||
Bulk Density | Electrode | g/cm3 | 1.62～1.70 | |
Nipple | 1.72～1.80 | |||
Ash Content | Electrode | % | ≤0.3 | |
Nipple | ||||
The Coefficient of Thermal Expansion(CTE) | Electrode | 10-6/℃ | 1.80～2.20 | |
Nipple | 1.50～1.80 | |||
High Power Graphite Electrode Current Carrying Capacity | |||
Norminal Diameter | HP | ||
Current Carrying Capacity | Current Density | ||
inch | mm | A | A/cm2 |
12 | 300 | 13000～17400 | 17～24 |
14 | 350 | 17400～24000 | 17～24 |
16 | 400 | 21000～31000 | 16～24 |
18 | 450 | 25000～40000 | 15～24 |
20 | 500 | 30000～48000 | 15～24 |
22 | 550 | 34000～53000 | 14～22 |
24 | 600 | 38000～58000 | 13～21 |
28 | 700 | 45000～72000 | 12～19 |
32 | 800 | ／ | ／ |
Tolerance of Graphite Electrode Diameter and Length（mm) | |||||
Nominal Diameter | Actural diameter | Length | |||
in | mm | max | min | Black surface min | |
12 | 300 | 307 | 302 | 299 | 1800/2000 |
14 | 350 | 358 | 352 | 349 | 1800/2000/2200 |
16 | 400 | 409 | 403 | 400 | 1800/2000/2200 |
18 | 450 | 460 | 454 | 451 | 1800/2000/2200 |
20 | 500 | 511 | 505 | 502 | 2000/2200/2400 |
22 | 550 | 562 | 556 | 553 | 2000/2200/2400/2700 |
24 | 600 | 613 | 607 | 604 | 2200/2400/2700/3000 |
28 | 700 | 714 | 710 | 707 | 2200/2400/2700/3000 |
29 | 800 | 816 | 812 | 809 | 2200/2400/2700/3000 |
Permissible Deviation of Graphite Electrode Length (mm) | ||||
Nominal Length | Standard Deviation | Short Length Deviation | ||
max | min | max | min | |
1800 | +100 | -100 | -100 | -275 |
2000 | +100 | -100 | -100 | -275 |
2200 | +100 | -100 | -100 | -275 |
2400 | +100 | -100 | -100 | -275 |
2700 | +200 | -150 | -150 | -275 |
3000 | +200 | -150 | -150 | -300 |
Contact Us
- SHANDONG RONGFU NEW MATERIAL TECHNOLOGY CO.,LTD
- Contact nameLieber Lee Chat Now
- Phone86-0536-5222183
- Addressshouguang, Weifang, Shandong
Product Categories
| UHP Graphite Electrode |
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300-500mm UHP graphite electrode,UHP Graphite Electrodes
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