What are rare earth magnets and types of rare earth magnets
Many people are not very clear about rare earth magnets, so today, the courageous magnet manufacturer Xiaofu shares with you what rare earth magnets are. The classification and application of rare earth magnets. What is a rare earth magnet? As the name implies, rare earth magnets are a kind of magnet, including rare earth metals. There are 17 rare earth metal family members, including La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, Sc. Rare earth metals Pr, Nd, and Dy are used as raw materials for NdFeB, while Sm is used as raw material for cobalt. Rare earth metals are costly because it is a rare resource. The mining process can also cause environmental damage. Therefore, countries like the USA, Russia, and Australia stopped mining and bought cheaper rare earth materials or products from China. The fluctuation in the price of rare earth metals is an essential factor in the increase in the price of rare earth magnets. The chemistry of rare earth magne...