... Epoxy Silver. Shape:round,tile block,ring,ball, Sintered NdFeB Magnets for motor1.NdFeB magnet, magnet or sintered NdFeB magnet.2.Material ... as strip casting, HDDR technology5. The strong permanent magnet6. High coercive force, the max operating up to 200 degree centigrade ... or 380 curie temperature7. High quality with competitive prices8. The grade from N35-N52, ...