... 's requirementDelivery Detail:15-18daysSpecifications1.continuous working temperature 2.Shape: Disc with hole 3.Plating: Ni coated 4. ... motors, sensors, microphones, wind turbines, wind generators, VCMs in hard disk drives, printer, switchboard, loudspeakers, magnetic separation, ... to demagnetization High energy for size Good in ambient temperature Moderately priced Material is corrosive and should ...