1.Materials: Neodymium-Iron-Boron 2.N45, 3/16"dia x 1/16" NdFeB Magnet, Ni-Cu-Ni Coating 3.Certificate:ISO9001:2000, SGS, CTI Magnet ... , Zn, white-blue Zn, Epoxy, Gold, and etc.Sizes: according to your requirementsShapes: disc, cylinder, sphere, block ,ring ,tile, arc, and ... ,500 Gs,Hci: 11,000 to 30,000 Oe,BHmax: 35 to 50MGOe )Maximum working temperature: 80 to 200 degrees C Products Technology ...