Applications

Permanent Magnetic Materials in Aerospace & Defense

Permanent magnetic materials play a critical role in aerospace and defense technologies, where reliability, high performance, and resistance to extreme environments are essential. Materials such as samarium-cobalt (SmCo) and high-grade neodymium-iron-boron (NdFeB) are widely used due to their excellent magnetic strength and thermal stability.

In aircraft systems, permanent magnets are integrated into actuators, sensors, generators, and control motors, ensuring stable operation under high vibration, wide temperature ranges, and low-pressure environments. Defense applications rely on magnetic components for missile guidance, radar systems, gyroscopes, and secure communication devices.

• Main Uses: actuators, generators, gyroscopes, sensors, radar systems.
• Benefits: high temperature resistance, strong magnetic output, durability under harsh conditions.
• Materials: SmCo for extreme environments, NdFeB for compact and powerful systems.

As aerospace and defense technologies continue advancing toward lighter, smarter, and more efficient systems, permanent magnetic materials remain indispensable for mission-critical performance.