... generation of rare earth permanent magnet,has the high remanence,high coercive force,high energy product and high cost ratio.It can be ... fields.1.Material of NdFeB magnet: Magnet N-( N35-------N50), working temperature:80 degree Celsius.Magnet M-(N33M-----N48M), working ... Silver, Passivation, any coating as you like.3.Magnet shape: Block,Ring, Disc, Cylinder, Rod,Bar, Cube,Sphere,Strip etc. ...