NdFeB Magnet Grade: N35-N52, 35H-48H,30SH-45SH,28UH-40UH ... , NiCuNi, Gold, or Epoxy 1.Product: Sintered NdFeB / NdFeB magnet / Rare Earth Magnet2..Standard:ISO9001:20003..Grade: N50,48M,45H ... of the product:Small and special electrical machines,permanent magnet meter,electronia industry,motor vehicle industry,petroleum and chemical ... your support and co-operation! N52 N42 Sintered NdFeB Magnet