STEMIO's Magnetism and Magnetic Materials Summit (SMMM-2021), May 7th, 2021
Rare Earth Recovery from End-of-Life NdFeB Permanent Magnet Waste: A Comprehensive Review
This presentation is a comprehensive review on rare earth element (REE) recovery from end-of-life (EoL) NdFeB permanent Magnet Waste. - Criticality and supply risk mitigation of REEs, - REE suppy&demand and production&market shares, - Properties of NdFeB magnets, - Advantages and disadvantages of NdFeB magnets - Applications of NdFeB magnets, - Types of NdFeB magnets, - NdFeB magnet production flowsheet - Automotive NdFeB magnets, - HDD NdFeB magnets, - HDD magnet recovery system - Air conditioner compressor NdFeB magnets - Wind turbine NdFeB magnets - NdFeB magnet recycling methods - Challenges for NdFeB magnet recycling - Magnet-to-magnet recycling - Hydrogen decrepitation - Waste-to-REE recycling, hydro vs pyro-metallurgy - REE leaching-purification-electrowinning - Selective and total leaching flowsheets
