... -time delivery 2. Material: NdFeB magnet, Neodymium magnet, Permanent magnet, Rare earth magnet, strong magnet, Neodyme magnet etc.3. Magnetic grades: N35 ... It widely used in Liner motor, stepping motor, voice core motor, DC micromotor, servo motor, blushless motor, wind turbine generator, magnetic bearing ... /mmSpecific Heat:0.12kcal/(kg.°C)Coef.of Thermal Expansion:4x10-6Thermal conductivity:7.7kcal/ ...