1.Cylinder  Motor Neodymium  Magnet                                  Neodymium magnets are a member of the Rare Earth magnet family and are the most powerful permanent magnets in the world. They are also referred to as NdFeB magnets,Website: , or NIB, because they are composed mainly of Neodymium (Nd), Iron (Fe) and Boron (B). 2.Grade  of Neodymium MagnetGradeWorking temperatureN35-N5280°C  (176°F)33M- 48M100°C (212°F)33H-48H120°C  (248°F)30SH-45SH150°C  (302°F)30UH-40UH180°C (356°F)3:The details features of Motor NdFeB Magnet are as followsSize:According to customizedShape:Disc,Block,Ring, Cylinder, Arc,and customizedSurface coatingNickel,Zinc,Gold,Sliver and EpoxyPackage:33X26X23 Standard export packageDelivery time:15-20dys4:. Directions of Magnetization  A. Thickness Magnetized  B. Axially Magnetized  C. Diametrally Magnetized  D. Multi-poles magnetizedWith high quality, competitive price and good service, our motor NdFeB Magnets are exported to many different countries