Breakthrough in High Thermal and Electrical Conductivity 3D-Printed Aluminum Alloy Powder: CNPC-Al0407 by Zhongti New Materials

Panda3dp.com Digest: The rapid expansion of the metal 3D printing market has catalyzed the swift rise of metal materials, not only increasing production volumes but also continuously achieving breakthroughs in material performance.

On April 22, 2025, Panda3dp.com learned that Zhongti New Materials has introduced CNPC-Al0407, a 3D-printed aluminum alloy powder distinguished by its superior electrical and thermal conductivity combined with excellent mechanical properties. This innovation is poised to drive additive manufacturing applications in high-end industries such as aerospace, electronic thermal management, and new energy vehicles.

Through meticulous optimization of the alloy formulation and printing processes, this aluminum alloy powder achieves an electrical conductivity exceeding 50% IACS and a thermal conductivity reaching 200 W/m·K. It demonstrates outstanding flowability and formability during the 3D printing process, enabling the high-precision fabrication of intricate structures, and is fully compatible with mainstream 3D printing technologies including Selective Laser Melting (SLM) and Electron Beam Melting (EBM).

Exceptional Performance

High Electrical Conductivity  

Ideally suited for applications requiring precision circuits and electromagnetic shielding, this material is perfect for use in conductive connectors.

Superior Thermal Conductivity  

It facilitates highly efficient heat transfer, effectively reducing operating temperatures and enhancing the stability and service life of equipment. This, in turn, significantly elevates overall system performance, making it ideal for heat-sensitive components such as electronic chip heat sinks and LED cooling modules.

Lightweight Thermal Management  

Beyond its impressive thermal performance, the low-density nature of this high-conductivity aluminum alloy allows for the lightweight design of heat dissipation components via flexible 3D printing, particularly benefiting sectors like aerospace and automotive electronics.

Low Oxygen Content and Excellent Flowability  

These characteristics ensure a stable printing process, achieving a component density exceeding 99.95% while minimizing subsequent post-processing costs.

Empowering Large-Scale Industrial Production  

Employing Zhongti New Materials’ independently developed advanced AMP atomization technology, the CNPC-Al0407 powder ensures precise control over alloy composition, guaranteeing consistently high performance across production batches. This significantly enhances production efficiency and lays a robust foundation for large-scale industrial application.

When compared with traditional gas atomization methods such as VIGA and EIGA, Zhongti’s proprietary AMP production line—featuring a novel atomization process—offers distinct advantages in the metal powder market for 3D printing:

1. Superior Quality: Featuring high sphericity, excellent flowability, minimal satellite powder, and optimized printability.

2. Lower Production Costs: Achieving target particle size ranges with exceptional production efficiency.

3. Higher Output: Enabling continuous production with a significantly shorter production cycle than conventional techniques, with each production line capable of yielding up to 15 tons per month.