What Makes (FeCoNi)86Al7Ti7 Alloy Powder a Promising High-Entropy Material for AM Applications

Published by HUAXIAO TECH manufacturer

As the demand for multi-functional, high-performance materials grows in advanced manufacturing, high-entropy alloys (HEAs) have emerged as a cutting-edge solution. (FeCoNi)86Al7Ti7 alloy powder is a representative HEA, offering exceptional mechanical stability, phase tunability, and high-temperature strength for demanding applications.

Advanced Composition for Exceptional Balance

(FeCoNi)86Al7Ti7 is a multi-component alloy composed primarily of iron, cobalt, and nickel, stabilized with aluminum and titanium. Its features include:

• High strength with good ductility due to FCC and BCC phase coexistence

• Superior thermal and microstructural stability

• Excellent work-hardening capacity and resistance to crack propagation

This makes it highly suitable for structural applications requiring durability across wide temperature ranges.

High-Temperature and Wear Resistance

Thanks to its stable microstructure and high mixing entropy, this HEA powder provides:

• Resistance to thermal softening and phase degradation

• Low diffusion rates at elevated temperatures

• Strong wear resistance for moving and friction-intensive components

This performance is especially beneficial in aerospace, tooling, and energy-generation environments.

Designed for Additive Manufacturing

HUAXIAO TECH provides gas-atomized (FeCoNi)86Al7Ti7 alloy powder with:

• High sphericity and low oxygen levels

• Excellent flowability for powder bed processes

• Compatibility with LPBF, EBM, and DED techniques

These characteristics enable high-density, near-net-shape parts with minimal post-processing.

Application Scenarios

• Aerospace structural components

• Wear-resistant parts for energy systems

• High-temperature tools and fixtures

• Experimental HEA-based design platforms

Benefits Summary

• Strong mechanical performance across a wide temperature range

• Stable phase structure suitable for long-term use

• Customizable particle size for AM or MIM processes

• Excellent corrosion and oxidation resistance

Frequently Asked Questions (FAQ)

Q1: What phases are typically present in this alloy?
A1: A dual-phase structure of FCC + BCC can be tuned through thermal processing, offering a good balance of strength and ductility.

Q2: Is the powder suitable for laser-based 3D printing?
A2: Yes, the alloy performs well in laser powder bed fusion and direct energy deposition processes.

Q3: What is the standard particle size range?
A3: D50 ranges from 15–53 μm for AM use, with narrower ranges available upon request.

Conclusion

(FeCoNi)86Al7Ti7 alloy powder is a high-entropy solution offering mechanical strength, thermal reliability, and printability. Its versatility makes it a strong candidate for next-generation applications in aerospace, defense, and industrial tooling.

For more technical support or customized powder solutions, contact HUAXIAO TECH directly.