Tungsten Copper Contacts – High-Performance Electrical Components | Edgetech Industries

At Edgetech Industries, we specialize in the production of Tungsten Copper Contacts, designed to meet the most demanding applications in electrical systems. With a blend of high-performance tungsten and copper, these contacts are engineered for superior conductivity, durability, and heat resistance, making them ideal for high-stress environments where reliability is critical.

What Are Tungsten Copper Contacts?

Tungsten Copper Contacts are composite materials combining the hardness and thermal properties of tungsten with the excellent electrical conductivity of copper. This unique combination provides a material that can withstand extreme temperatures, high currents, and mechanical stress, making it a go-to solution in various electrical contact applications.

Our Tungsten Copper Contacts are specifically engineered to provide superior wear resistance, high melting points, and excellent electrical and thermal conductivity, all while maintaining low contact resistance over prolonged use. This ensures that the electrical components remain efficient, reliable, and long-lasting, even in the most demanding settings.

Materials Used in Tungsten Copper Contacts

Copper tungsten arc contacts properties 

Content

Density

(g/cm³)

Hardness

(HRB)

Conductivity

(%IACS)

Class

W70Cu30

14.10

82

42

 

W75Cu25

14.50

90

38

11

W80Cu20

15.20

98

34

12

W90Cu10

16.75

260HB

27

 

 

This combination of Tungsten and Copper results in a material that not only excels in electrical conductivity but also offers high resistance to wear, oxidation, and extreme temperatures.

Applications of Tungsten Copper Contacts

These contacts are widely used in applications requiring high-performance electrical components, including:

  • Power Systems: For high-voltage switchgear, circuit breakers, and power transformers.
  • Electronics: In components like relays, connectors, and sensors that demand reliable performance.
  • Welding: As electrodes in welding machines and equipment, thanks to their excellent resistance to erosion.
  • Automotive: In electric vehicles and hybrid car systems, where efficient electrical transfer is crucial.
  • Industrial Equipment: In manufacturing tools and machinery that rely on robust electrical contacts for operation.

Key Features of Edgetech’s Tungsten Copper Contacts

  • High Electrical Conductivity: The copper content provides outstanding electrical performance, ensuring minimal energy loss and efficient current flow.
  • Excellent Thermal Conductivity: The tungsten content offers high heat resistance, enabling these contacts to operate at elevated temperatures without degradation.
  • Superior Durability and Longevity: Tungsten’s hardness adds remarkable wear resistance, making these contacts ideal for high-stress and heavy-duty applications.
  • Customizable: At Edgetech, we offer customized Tungsten Copper Contacts to meet specific design and operational requirements.
  • Low Contact Resistance: Our contacts maintain low contact resistance over time, ensuring reliable performance without compromising on efficiency.

Why Choose Edgetech for Tungsten Copper Contacts?

  1. Expert Manufacturing: With years of experience, Edgetech is a leading supplier of advanced electrical materials. Our Tungsten Copper Contacts are manufactured using state-of-the-art technology and strict quality control measures, ensuring the highest level of precision and reliability.
  2. Custom Solutions: We understand that each application has unique requirements. Our team works closely with clients to develop tailored solutions for their specific needs, providing high-quality Tungsten Copper Contacts that enhance system performance.
  3. Global Reach: With a strong presence in multiple industries across the globe, Edgetech is a trusted name for electrical components. We provide fast and efficient delivery to ensure that your operations run smoothly without interruptions.
  4. Sustainability Commitment: At Edgetech, we are committed to sustainable practices. Our manufacturing processes prioritize eco-friendly techniques to minimize environmental impact while providing top-tier products.

Contact Us Today

If you need Tungsten Copper Contacts for your next project, or if you have any questions about our products, reach out to the experts at Edgetech Industries. We are happy to provide more information, assist with custom orders, or help you select the right products for your needs.

Edgetech Industries is your trusted partner for high-performance electrical components that guarantee long-term efficiency and reliability.


From the alloy material to the finished parts. We supply one stop service to our customer. we have the high precision CNC, grinding, Milling, machining the final parts according to customer’s drawing.

*The above are typical reference values ​​and cannot be used as acceptance criteria.

Electrical alloys such as copper tungsten have advantages in electrical contact materials and electrode materials due to their high density, high thermal conductivity, high strength and hardness, low resistivity, low thermal expansion coefficient, arc burn resistance, resistance to welding, and electrical corrosion resistance. Other materials cannot replace them in the short term.

Brass + tungsten copper

Chromium zirconium copper + tungsten copper

Chromium copper + tungsten copper

Copper + tungsten copper

Tungsten copper contact