What Makes FeNi80 Alloy Powder the Ideal Choice for Precision Magnetic Components

FeNi80 alloy powder, composed of approximately 80% nickel and 20% iron, is a soft magnetic material widely recognized for its high permeability, low coercivity, and excellent magnetic stability. It is used in applications that demand precision magnetic performance and minimal energy loss.

Superior Soft Magnetic Properties

FeNi80 offers:

• High initial and maximum permeability

• Low coercive force for minimal hysteresis loss

• Stable magnetic response under varying frequencies and fields

These features are ideal for transformers, inductors, and magnetic shielding in high-frequency circuits.

Thermal Stability and Corrosion Resistance

FeNi80 alloy powder also demonstrates:

• Consistent performance across a wide temperature range

• Low magnetostriction, reducing mechanical deformation in use

• Good resistance to oxidation and corrosion in typical operating environments

Optimized for Powder Metallurgy and Additive Manufacturing

Produced by gas atomization, FeNi80 powder features:

• Spherical morphology and high purity

• Excellent flowability for additive manufacturing (SLM, DED)

• Suitability for metal injection molding and magnetic compacts

Application Areas

• Precision magnetic shielding in medical and aerospace devices

• High-frequency transformers and inductive components

• Magnetic cores for sensors and electronic control systems

• Micro-magnetic structures in telecommunication hardware

Benefits Summary

• High magnetic permeability and low coercivity

• Consistent performance in high-frequency applications

• Compatible with advanced and conventional processing methods

• Long-term operational reliability in demanding environments

Frequently Asked Questions (FAQ)

Q1: What is the permeability range of FeNi80?
A1: Relative permeability typically ranges from 10,000 to over 100,000, depending on processing and component geometry.

Q2: Can FeNi80 powder be used in additive manufacturing?
A2: Yes, the powder is suitable for SLM, binder jetting, and other powder-based AM techniques.

Q3: Is FeNi80 suitable for cryogenic magnetic applications?
A3: Yes, FeNi80 maintains stable magnetic behavior at low temperatures, making it a preferred material for cryogenic shielding.

Conclusion

FeNi80 Alloy Powder is the material of choice for high-precision magnetic applications where performance, reliability, and process flexibility are key.

Contact HUAXIAO TECH to learn how FeNi80 can meet your magnetic material needs.