Rare-Earth Separation and Refining (Solvent Extraction)
Upstream of magnet manufacturing; converts mixed rare-earth concentrates into high-purity individual oxides (Nd₂O₃, Pr₆O₁₁, Dy₂O₃, Tb₄O₇).
Relationships
- Controlled byChina— China refined 91% of global magnet-REE output in 2024 (IEA Rare Earth Elements report).
- Depended on bySintered NdFeB Permanent Magnet Manufacturing— Sintered NdFeB magnets require high-purity Nd oxide, Pr oxide and (for high-coercivity grades) Dy/Tb feedstock.