Product Name: ISO/IATF Neodymium Cylinder Permanent Magnet Toy Model NO.: NdFeB Grade: N30H-48H Coating: Nickel Shape: Ring Application: Speaker Magnet, Industrial Magnet, Motor Magnet Material: NdFeB Tolerance: +/-0.1 Province: Zhejiang Express: TNT, DHL, UPS, FedEx Use: Motors, Speakers Magnetization Direction: Axial/Diametrical Trademark: RCMAG Transport Package: as Customer Required Specification: Customized Origin: China HS Code: 85051110 Product Description ISO/IATF Neodymium Cylinder Permanent Magnet ToyIntroductionRare Earth Magnets are includingNeodymium(Nd) -Iron(Fe)-Boron(B)types andSamarium(Sm)- Cobalt(Co)classes. The most commonly produced material is neodymium-iron-boron (NdFeB). This group of magnetic materials provides the highest available magnetic energies of any material. NdFeB magnets allow small shapes and sizes with high magnetic fields. Energy product range from 28 MGOe to about 52 MGOe. ndfeb, ndfeb magnet, sintered ndfeb.Product Display