NdFeB rare earth permanent magnet 
 Third-generation rare earth permanent magnet NdFeB (NdFeB) magnet is the strongest performance of contemporary permanent magnet, it not only has high remanence, high coercivity, high energy product, high cost performance and other features, and easy to process into the sizes, are now widely used in aviation, aerospace, electronics, electro-acoustic, electrical, instruments, meters, antennas, medical technology and other required equipment, permanent magnetic field of the device, especially for developing high-performance, miniaturization, light of the various generation product. Temperature 80 ℃ ~ 240 ℃.