Countersunk Magnet

NdFeB countersunk ring magnet, with a big hole in one side and another small hole in the other. It is used for fixing a contersunk screw easier. Product DescriptionNdFeB, the third generation of rare earth permanent magnet,has the high remanence,high coercive force,high energy product and high cost ratio.It can be easily formed into various size and widely used in many fields.1.Material of NdFeB magnet: Magnet N-( N30-------N52), working temperature:80 degree Celsius. Magnet M-(N33M-----N50M), working temperature:100 degree Celsius. Magnet H-(N33H------N48H), working temperature:120 degree Celsius. Magnet SH-(N30SH---N45SH), working temperature:150 degree Celsius. Magnet UH-( N30UH--N40UH), working temperature:180 degree Celsius. Magnet EH-(N28EH---,N38EH)working temperature:200 degree Celsius.Magnet AH-(N28AH, N30AH, N33AH)working temperature:220 degree Celsius.2.Surface Treatments: Zinc, Nickel,Nickel+Copper+Nickel, Epoxy, Gold, Silver, Passivation,any coating as you like.3.Magnet shape: Block,Ring, Disc, Cylinder, Rod,Bar, Cube,Sphere,Strip etc.4.Directions of Magnetization: Axial, thickness,radial, dameter,Multi-pole oriented5. Packing methord: standard export package, vacuum bag, all available upon your request.Application:Our magnets can be widely used in all kinds of electromotors, separators, audio systems, wind turbine, sensors,medical equipment,toys,computers, elevators, cellphones, VCDs and maglev. We are well equipped to manufacture these materials to customers' specifications.