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RP (Regular Power) Graphite Electrodes

Affordable RP graphite electrodes for small EAFs & foundries: 400mm-500mm sizes, 20% cost savings, ISO/GB certified. Bulk orders with sea freight support.

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Graphite Electrode

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team3@huataogroup.com

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Product Details

Title: RP Graphite Electrodes | Affordable & Reliable for Small EAFs & Foundries

Why Small Steel Mills from Indonesia to Nigeria Trust RP Electrodes

RP (Regular Power) graphite electrodes aren’t just a budget choice—they’re the lifeline for small electric arc furnaces (EAFs) and foundries where every dollar counts. When a Vietnamese steel recycler melts scrap metal at 1,600°C or a Kenyan foundry produces cast iron manhole covers, our RP electrodes deliver consistent performance without burning through profits. With 20% lower upfront costs than UHP grades and optimized thermal conductivity, they’re engineered for operations that prioritize cost-efficiency without compromising quality.

Key Features That Keep Small Operations Competitive

No-Frills Durability: Withstand 80-100 heats in 30-ton EAFs. A Philippine mini-mill achieved 18-month electrode life using our RP 450mm rods.
Easy Joint Handling: Simplified nipple design cuts installation time by 25% vs. complex UHP threading.
Oxidation Control: Basic impregnation coating reduces sidewall consumption by 8-12% in humid climates.
Flexible Sizing: 300mm to 500mm diameters fit small furnaces and ladle refining.
Certified Safe: Meets GB/T 3078 (China) and IS 5183 (India) standards.

Technical Specs for Cost-Conscious Buyers

Grades & Applications:

RP 400mm: Ideal for 10-30 ton EAFs producing rebar & wire rod.
RP 500mm: For foundries melting cast iron or ferroalloys.
Custom Tips: Threaded ends for ladle furnace upgrades.

Critical Parameters:

Property	RP 400mm	RP 500mm
Resistivity (μΩ·m)	8.0-9.5	7.5-8.5
Flexural Strength (MPa)	9.0-10.5	9.5-11.0
Ash Content (%)	≤0.7	≤0.6
Current Density (A/cm²)	18-22	20-24

Packaging:

10 electrodes/wooden crate (humidity-controlled film lining)
Reinforced corners for rough handling during transit

Real-World Savings

Case 1: Bangladeshi Rebar Producer
Problem: Competitor RP electrodes lasted only 50 heats in 25-ton EAF.
Our Fix: Switched to RP 450mm with enhanced joint glue. Achieved 85 heats at $12/ton savings.

Case 2: Egyptian Cast Iron Foundry
Issue: Electrode tips broke during rapid alloy switching.
Solution: RP 400mm with tapered threading. Reduced breakage by 40%.

Workshop Manager’s Cheat Sheet

Storage: Stack crates vertically—never horizontally. A Nigerian warehouse prevented 15% breakage this way.
Preheat Slowly: Ramp up current over 10 minutes to avoid thermal shock.
Scrap Quality: Remove PVC-coated metals—a Ghanaian recycler cut electrode wear by 11%.