neodymium magnet,magnet. a): D3-280mm. b): Grade reach N52, N38EH. c): Coating: Ni, Zn, Silver, Gold, passivation etc.

neodymium magnet,ndfeb magnetic material,magnet.

a): Size Φ3----Φ280mm

b): Grade cover N33-N52, N30M-N50M , N30H-N48H, N30SH-N45SH, N28UH-N40UH, N28EH-N38EH.

c): Coating cover Ni, Zn , Gold, Silver, Epoxy etc.

d): Use Nd material rather than Pr-nd material to make the property stable, It is wildly used in  

     speakers, Car, earphone , etc.

strange size magnet, Motor magnet