INDUSTRY COMPONENT

Copper Core

High-purity copper core for electrical conductivity in industrial applications

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Component Specifications

Definition
A precision-engineered copper core component designed for high-purity copper rod production, featuring exceptional electrical conductivity, thermal stability, and mechanical integrity for demanding electrical applications including power transmission, motor windings, and transformer manufacturing
Working Principle
Utilizes copper's inherent high electrical conductivity (approximately 5.96×10⁷ S/m at 20°C) and low resistivity to minimize energy loss during electrical current transmission, while maintaining structural stability through controlled grain structure and purity levels
Materials
Electrolytic Tough Pitch (ETP) Copper C11000 with minimum 99.90% Cu content, oxygen content 0.02-0.04%, with trace elements controlled to: Pb<0.005%, Fe<0.005%, S<0.004%
Technical Parameters
  • Density 8.94 g/cm³
  • Elongation ≥35%
  • Conductivity ≥101% IACS
  • Melting Point 1083°C
  • Diameter Range 8-50 mm
  • Tensile Strength 200-250 MPa
  • Surface Roughness Ra ≤ 0.8 μm
  • Dimensional Tolerance ±0.1 mm
Standards
ISO 431, DIN 1787, ASTM B49, IEC 60228

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Copper Core.

copper core electrical conductor high-purity copper copper rod electrical applications industrial components conductivity ETP copper Copper Core in Basic Metal Manufacturing

Parent Products

This component is used in the following industrial products

High-Purity Copper Rod for Electrical Applications

High-conductivity copper rod for electrical wire and cable manufacturing

View Product Details

Copper Rods

Solid cylindrical copper bars used as raw material for manufacturing various metal products.

View Product Details

Engineering Analysis

Risks & Mitigation
  • Copper theft due to high scrap value
  • Oxidation during storage
  • Work hardening during processing
  • Thermal expansion mismatch in composite assemblies
FMEA Triads
Trigger: Impurity contamination during manufacturing
Failure: Reduced electrical conductivity and increased resistivity
Mitigation: Implement strict material traceability and purity verification protocols
Trigger: Improper annealing temperature control
Failure: Grain growth affecting mechanical properties
Mitigation: Automated temperature monitoring with ±5°C precision
Trigger: Surface oxidation during storage
Failure: Increased contact resistance and poor solderability
Mitigation: Nitrogen atmosphere storage and anti-tarnish coatings

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
Diameter: ±0.1mm, Ovality: ≤0.05mm, Straightness: ≤1mm/m
Test Method
Electrical conductivity: Four-point probe method per ASTM B193, Mechanical properties: Tensile testing per ISO 6892-1, Chemical composition: Optical emission spectroscopy per ASTM E415

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Level sensor for continuous monitoring of molten metal height in industrial furnaces and casting systems.

Frequently Asked Questions

What is the primary advantage of using high-purity copper cores?

High-purity copper cores provide superior electrical conductivity with minimal energy loss, excellent thermal dissipation, and enhanced corrosion resistance compared to lower-grade alternatives

How does oxygen content affect copper core performance?

Controlled oxygen content (0.02-0.04%) improves hot workability and reduces hydrogen embrittlement risk while maintaining electrical conductivity

What applications are suitable for this copper core component?

Power transmission cables, motor windings, transformer coils, busbars, electrical connectors, and high-frequency applications requiring minimal signal loss

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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