... Properties of permanent Neodymium NdFeB Magnet:a.NdFeB Magnets are the strongest magnets in the world. They can lift up ... easy to machine, compared to Alnico and SmCo magnets.c.NdFeB Magnets are with high resistance to demagnetization. 2. ... Disc, Ring, Block, Segment, Cylinder, Trapezoid, Customized Design(Design proper magnets for clients specific requirements) 4.Tolerance of permanent Neodymium NdFeB ...