... price 4)customized shape Different Holding Magnets,such as Square,Disc and Ring Holding Magnets,Hard Ferrite (Ceramic),Alnico,NdFeB and ... specified for many applications to all industries and enigneering .These magnets are made by setting ferrite ,Alnico,NdFeB and SmCo magnet ... in white ,black ,gray ,Nickel or Zinc coating ,or rubber covered .A holding magnet has a particular magnetic circuit that ...