How AlCoFeNi2.1 Alloy Powder Advances High-Performance Structural Materials

AlCoFeNi2.1 alloy powder is a multi-component high-entropy alloy known for exceptional mechanical strength, thermal stability, and corrosion resistance. This powder is widely used in aerospace, automotive, and energy industries where durability and performance under extreme conditions are critical.

Exceptional Mechanical and Thermal Properties

AlCoFeNi2.1 offers:

• High tensile strength and hardness at room and elevated temperatures

• Excellent resistance to thermal fatigue and creep

• Stability in aggressive chemical and oxidative environments

These properties make it suitable for critical structural components and wear-resistant parts.

Superior Corrosion and Oxidation Resistance

The alloy forms a stable oxide layer that protects against:

• High-temperature oxidation

• Corrosive media including acids and salts

• Surface degradation from thermal cycling

Designed for Additive Manufacturing

Produced by advanced gas atomization, AlCoFeNi2.1 alloy powder features:

• High sphericity and controlled particle size distribution

• Excellent flowability and packing density for powder bed fusion (PBF) and other AM processes

• Consistent quality for reliable part production

Application Highlights

• Aerospace structural parts and engine components

• Automotive wear-resistant and high-strength parts

• Energy sector components exposed to harsh conditions

• Research and development of high-entropy alloy systems

Benefits Summary

• Robust mechanical performance at varying temperatures

• Excellent corrosion and oxidation resistance

• Compatible with diverse additive manufacturing technologies

• Long-term durability under demanding environments

Frequently Asked Questions (FAQ)

Q1: What particle size range is typical for AlCoFeNi2.1 alloy powder?
A1: Generally 15–45 μm, optimized for additive manufacturing.

Q2: Can the powder be used for thermal spraying?
A2: Yes, its properties and particle characteristics suit thermal spray coating applications.

Q3: What post-processing heat treatments are recommended?
A3: Stress relief annealing and aging can enhance mechanical properties; specific protocols depend on application.

Conclusion

AlCoFeNi2.1 alloy powder provides an excellent combination of strength, thermal stability, and corrosion resistance, ideal for advanced industrial applications.

Contact HUAXIAO TECH for tailored AlCoFeNi2.1 alloy powder solutions and technical support.