... permanent magnetic material such as ferrite, AlNiCo, NdFeB, SmCo, etc. Accurate measurement of the magnetic characteristic parameters of remanence Br, coercive force ... up.·Magnetization, testing and demagnetization of general permanent magnetic sample can be completed at one time, ... up 20 seconds ~ 60 seconds.·Rare earth permanent magnetic samples need saturation magnetizing before testing, testing time ...