Cu-Al2O3 Dispersion aluminum copper (aluminum oxide copper)

Aluminum oxide copper, known for its exceptional thermal conductivity and electrical properties, plays a vital role in various industries. To harness the full potential of this material, manufacturers rely on a range of cutting-edge processing technologies. In this article, we will explore MetalProc’s innovative aluminum oxide copper treatment techniques and their advantages in transforming manufacturing processes. Let’s delve into the world of aluminum oxide copper processing and discover how MetalProc is revolutionizing its utilization.

  • Heat Treatment: Heat treatment is a fundamental process in aluminum oxide copper manufacturing, allowing for the optimization of its mechanical properties. MetalProc’s advanced heat treatment techniques enable precise control over heating and cooling cycles, enhancing the material’s strength, hardness, and electrical conductivity. This process refines the microstructure of aluminum oxide copper, making it suitable for a wide range of applications.
  • Cold Working: MetalProc employs various cold working techniques to shape and strengthen aluminum oxide copper. Processes like rolling, bending, and stamping ensure dimensional accuracy while improving its mechanical properties. Cold working enables the production of complex designs and intricate components, expanding the possibilities for aluminum oxide copper-based products.
  • Surface Treatment: MetalProc’s surface treatment technologies enhance the performance and aesthetics of aluminum oxide copper. Techniques such as sandblasting and grinding can be employed to achieve desired surface finishes, texture, and improved adhesion for subsequent coatings. Surface treatment ensures enhanced corrosion resistance and facilitates the creation of visually appealing aluminum oxide copper products.
  • Welding: MetalProc’s advanced welding techniques are employed to join aluminum oxide copper components effectively. Utilizing methods such as TIG (Tungsten Inert Gas) welding, MetalProc ensures precise and reliable bonding of aluminum oxide copper materials. Welding imparts strength and structural integrity to aluminum oxide copper-based products, facilitating the creation of complex assemblies and ensuring their long-lasting performance.
  • Casting: Casting is a versatile technique utilized by MetalProc to shape aluminum oxide copper into intricate designs and structures. By pouring molten aluminum oxide copper into molds, MetalProc enables the production of customized shapes and sizes. Casting technology empowers the creation of unique aluminum oxide copper components, allowing for exceptional design flexibility and customization options.
  • Sandblasting: MetalProc’s sandblasting technique can be employed to achieve desired surface textures and finishes on aluminum oxide copper. By propelling fine abrasive particles against the material’s surface, sandblasting creates a matte or textured appearance, enhancing its visual appeal.
  • Grinding: MetalProc utilizes grinding technology to refine the surface of aluminum oxide copper, ensuring smoothness and precision. This process involves using abrasive particles to remove excess material and achieve the desired surface finish. Grinding enhances the dimensional accuracy and surface quality of aluminum oxide copper, making it suitable for various applications.
  • Corrosion Treatment: While aluminum oxide copper exhibits good corrosion resistance, MetalProc recognizes the importance of additional protection in certain applications. Through specialized coatings or chemical treatments, MetalProc ensures the longevity and corrosion resistance of aluminum oxide copper-based products, safeguarding them from environmental factors that could compromise their integrity.

MetalProc’s cutting-edge aluminum oxide copper treatment techniques revolutionize manufacturing processes and expand the possibilities of this remarkable material. Through advanced heat treatment, cold working, surface treatment, welding, casting, sandblasting, and grinding techniques, MetalProc enhances the mechanical properties, refines the surface quality, and ensures the long-term performance of aluminum oxide copper. With MetalProc’s innovative solutions, manufacturers can harness the exceptional thermal conductivity and electrical properties of aluminum oxide copper, creating high-quality products for diverse industries. The expertise and technology provided by MetalProc unlock the true potential of aluminum oxide copper, leading to unparalleled advancements and applications.



Dispersion-reinforced copper alloy, also known as copper alumina (Cu-Al2O3), is an excellent high-strength, high-conductivity material. Due to the dispersion strengthening effect of nanoscale Al2O3 on the base copper, this alloy has the characteristics of high strength, high hardness, high electrical conductivity and high softening temperature. In the welding process, it is more than 5 times the life of ordinary copper, chromium zirconium copper, chromium copper, and zirconium copper electrodes. When welding plated metals, the electrode is not easily deformed, does not bond, has small contact sparks, does not blacken, has beautiful welding joints, and has no obvious dents, showing its strong welding performance advantages, and is an excellent electrode material at present.
Product features:
1. Stable organization, no phase change. High yield strength and tensile strength.
2. High hardness at room temperature, small decrease in hardness as the temperature rises, good creep resistance at high temperature.
3. High thermal and electrical conductivity. Excellent processing performance.
4. Softening temperature up to 930 ℃, is a relatively high class of copper alloys.
5. Electrical conductivity up to 85% IACS, heat dissipation performance between tungsten copper (220 W/m.k) and pure copper (390 W/m-k).
6. Hardness over HRB 84, high strength, fatigue performance and wear resistance are indispensable electrode materials for welding galvanized steel, nickel plating, nickel strip, aluminum alloy, stainless steel, brass, etc.
Dispersion aluminum copper material performance table:

  Grades   Melting point    Softening temperature    Density g/cm3   Thermal conductivity W/(M.K)   Coefficient of thermal expansion (10-6/K)
  C15715   1083 ℃ 800 ℃ 8.84 365 16.6
 C15725 1083 ℃ 830 ℃ 8.83 340 16.6