From Rare Earth :
Neodymium magnets, invented in the 1980s, are the strongest and most affordable type of rare-earth magnet. They are made of an alloy of neodymium, iron and boron (Nd2Fe14B), sometimes abbreviated as NIB.
From Rare Earth :
Neodymium magnets, invented in the 1980s, are the strongest and most affordable type of rare-earth magnet. They are made of an alloy of neodymium, iron and boron (Nd2Fe14B), sometimes abbreviated as NIB.