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Copper Alloy Wire CuMg05 – High Strength Copper-Magnesium Wire (C18665)

Price $15.00
Min Order 10 kg
Availability In Stock
Shipping From Jiangsu, China
Popularity 515 people viewed
Model NO.:
CuMg05
Color:
Copper
Strength Grade:
Medium (Half-Hard)
Material:
Copper
Shape:
Round
Surface Treatment:
Electroplating
Mechanical Statu:
Annealed and Hard Drawn
Certification:
ISO9001, RoHS, SGS, Reach
Range of Application:
Electronics, Automotive, Industrial, Telecommunica
Type:
CuMg
Trademark:
MOSSTEE
Transport Package:
Plastic Reel Packaging and Carton Vacuum Packaging
Specification:
Customized
Origin:
Jiangsu, China
HS Code:
761490000
Product Description
Product Description

CuMg05 Copper Alloy Wire, containing approximately 0.5% magnesium, provides superior mechanical strength and stable conductivity. Recognized under the C18665 standard, it is widely used in high-reliability electrical systems, especially where durability under thermal and mechanical stress is required.

 

Key Features

  • Electrical conductivity ≥ 75% IACS

  • High tensile strength and hardness

  • Excellent resistance to fatigue, oxidation, and creep

  • RoHS and REACH compliant

  • Excellent workability for forming and soldering

 

Applications

  • Automotive and railway connectors

  • High-performance electrical terminals

  • Signal and control wiring systems

  • Industrial equipment wiring

  • Coils, relays, and electronic contact parts

 

Quality Assurance

  • Conforms to ASTM C18665

  • Full mechanical and electrical testing per batch

  • ISO 9001 certified manufacturing

  • RoHS / REACH environmental compliance

 

Packaging Options

  • Plastic spool for precision wire

  • Wooden reel or coil for industrial lengths

  • Moisture-proof and export-safe wrapping

  • Custom packaging available upon request

Detailed Photos

Product Parameters
ItemCuMg02CuMg04CuMg05CuMg07
Magnesium Content~0.2% Mg~0.4% Mg~0.5% Mg~0.7% Mg
StandardsC18661-C18665CW127C / C15500
Wire Diameter0.05mm - 3.00mm0.05mm - 3.00mm0.05mm - 3.00mm0.10mm - 3.50mm
Tensile Strength360-440 MPa400-480 MPa450-520 MPa480-550 MPa
Conductivity≥ 85% IACS≥ 80% IACS≥ 75% IACS≥ 70% IACS
Hardness90-120 HV100-130 HV110-140 HV120-150 HV
TemperAnnealed / HardAnnealed / HardAnnealed / HardAnnealed / Hard
Surface FinishBright / Tin-CoatedBright / Tin-CoatedBright / Tin-CoatedBright / Tin-Coated
Corrosion ResistanceGoodGoodExcellentExcellent
ApplicationsSignal Cables, ElectronicsConnectors, RelaysSpring Contacts, TerminalsAutomotive & Industrial Wiring
PackagingPlastic Spool / Coil / ReelSame as leftSame as leftSame as left
Certifications

Packaging & Shipping

Company Profile

Mosstee specializes in high-performance conductor materials, including silver-plated copper wire, nickel-plated copper wire, copper-clad aluminum, copper-clad steel, and aluminum alloy cables, widely used in power, telecommunications, automotive, and new energy industries.
 

Our Advantages

1. Three Decades of Specialized Expertise
As a pure-play wire & cable manufacturer since 1990, we deliver precisely engineered solutions for industrial, energy, and infrastructure applications.

2. Certified Quality Assurance
All products meet UL, CE, and RoHS standards, with ISO 9001-certified manufacturing ensuring 99.97% defect-free delivery across 50+ countries.

3. Eco-Conscious Production
REACH-compliant materials reduce carbon footprint by 30% vs industry average, with 85% recyclable product designs.
 

After Sales Service

Service Excellence

1. 24/7 Technical Support
Dedicated engineers on-call for urgent troubleshooting, with <3hr response time for critical infrastructure projects.

2. Customization from Blueprint to Delivery
• Prototype development in 10-14 days
• Minimum Order Quantity (MOQ) as low as 50 kgs
• OEM/ODM compliant with NEC, IEC & EN standards

3. Transparent Project Management
Assigned account managers provide weekly progress reports with:

  • Test report
  • Production line videos
  • Customs clearance updates

4. Risk-Free Trial
Test samples in your application for 90 days - we cover return shipping if unsatisfied.

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