Neodymium-Iron Alloy, NdFe, Super Magnet Metal, NdFe Alloy, Neodymium Magnet Alloy

Neodymium-Iron Alloy, NdFe, Super Magnet Metal, NdFe Alloy, Neodymium Magnet Alloy

1. 🧪 Physical and Chemical Properties

• Appearance: Silvery-gray, metallic

• Density: Approx. 7.4 g/cm³

• Melting Point: 1020–1050 °C

• Magnetism: Extremely high (core of NdFeB magnets)

• Oxidation: Rapid surface dulling in humid air

• Reactivity: Reacts with moisture; protective coating recommended

2. 🛠️ Broad Application Areas

• NdFeB magnet production (motors, generators, speakers)

• Electric vehicle (EV) motors and wind turbines

• MRI and medical imaging systems

• Defense industry: radar, guidance systems

• Automotive: ABS sensors, electric steering

• Robotics and drone technologies

3. 🧾 Codes and Synonyms

• CAS No: 11110-99-3 (Neodymium metal)

• EC No: 234-360-7

• Trade Names: NdFe, Neodymium-Iron Alloy

• HS Code / GTIP: 8105.21.00.00.00

• REACH Status: Registered (varies by supplier)

4. 🔄 Alternatives / Equivalents

• Samarium-Cobalt (SmCo) magnets – high thermal resistance

• Ferrite magnets – low cost, lower performance

• Alnico alloys – lower magnetism, high temperature tolerance

5. 📊 Sectoral Compatibility Table

6. 🗣️ Common Names

• Super magnet metal

• Neodymium magnet alloy

• NdFe alloy

7. 🏭 Production

• Produced by reducing neodymium oxide (Nd₂O₃)

• Alloyed with iron via vacuum melting or powder metallurgy

• Main producer countries: China, USA, Australia

• Key manufacturers: Magnequench, Hitachi Metals, JL MAG

8. 🎯 Mandatory Sectors and Processes

• Electric vehicle motors (no substitute)

• Wind turbine generators

• Defense electronics (regulatory requirement)

• High-performance robotics