... working temperature:the AH series with 40 k Oe super-high coervice force can replace SmCo magnets successfully. ... less than 2 mg/cm2 Rare Earth Motor Magnet applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics,communication equipment ... ,toy,car,servomotor,step motor,DC motor and linear motor,mircrophones Pros: Very strong hold when contacting ...