... coating:nickel 4.meet:ISO9001:2000 , CTI Test magnetic NdFeB disk Magnet(NdFeB magnet) is made from Neodymium,Iron,Boron and some other ... disc, cylinder, sphere, block ,ring ,tile, arc, and etc.High magnetic performance (Br: 11,000 to 14,500 Gs,Hci: 11,000 ... to 200 degrees C Products technologhy: Applications:NdFeB Magnet are widely used in computers(voice coil motor of hard disc drive, pick-up ...