RP Graphite Electrodes 350-800mm for Electric Furnace Smelting with 6.5-7 MPa Bending Strength and 0.5% Ash Content

Price Negotiable
Price: USD1400 - 25000
MOQ: 20tons
Delivery Time: 15-30days
Brand: HUATAO
Product Description
Product Overview

RP graphite electrodes (Regular Power) are essential components for electric furnace smelting applications. Manufactured from premium petroleum coke, needle coke, and coal tar pitch, these electrodes feature exceptionally low ash content for enhanced stability and reduced impurity interference during smelting processes.

Key Features & Benefits
  • Low thermal expansion coefficient minimizes fracture risk under high-temperature conditions
  • Superior thermal shock resistance maintains performance during rapid temperature changes
  • High mechanical strength withstands significant external forces
  • Low resistance ensures smooth current flow and reduced energy loss
  • Excellent oxidation resistance operates reliably in harsh high-temperature environments
  • Low consumption rate helps reduce operational costs
Manufacturing Excellence

Our comprehensive quality control covers every production stage: raw material selection, calcination, batching, kneading, molding, roasting, impregnation, graphitization, and precision machining. High-precision processing ensures excellent pre-assembly accuracy between electrode body and joint, while rigorous finished product inspections guarantee an extremely high pass rate.

Physical & Chemical Properties
Property Unit RP 300-450mm RP 500-800mm
Specific Resistance (Electrode) μΩ·m 9-10.5 9-10.5
Specific Resistance (Nipple) μΩ·m 8 8
Bending Strength (Electrode) MPa 7 6.5
Bending Strength (Nipple) MPa 15 15
Young's Modulus (Electrode) GPa 9.3 9.3
Bulk Density (Electrode) g/cm³ 1.53 1.52
CTE 100-600°C (Electrode) 10⁻⁶/°C 2.9 2.9
Ash Content % 0.5 0.5
Standard Sizes & Tolerances
Diameter × Length Electrode Diameter (mm) Electrode Length (mm)
14×60 (350×1500) 352-357 1400-1550
16×60 (400×1500) 403-409 1400-1550
18×72 (450×1800) 454-460 1700-1875
20×72 (500×1800) 505-511 1700-1875
22×84 (550×2100) 556-562 1975-2175
24×84 (600×2100) 607-613 1975-2175
28×110 (700×2700) 708-714 2550-2850
Application Areas

RP graphite electrodes are primarily used in regular power electric furnaces for steelmaking, silicon smelting, and yellow phosphorus smelting. Their high current carrying capacity meets electrical requirements across various working conditions, ensuring efficient and stable smelting process operation.

RP Graphite Electrode manufacturing and quality inspection process
RP Graphite Electrode technical specifications and dimensional details

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company HUATAO LOVER LTD
Location NO.298th of ZHONGHUA NORTH STREET,SHIJIAZHUANG CITY,CHINA.
Contact Person Maple

Request A Quote

Please check your email address.
Your message must be at least 20 characters.