Sintered NdFeB磁铁

Sintered NdFeB Magnets Features of sinteredNdFeB magent: 1.Moderate temperature stabulity ,extremelyresistance to demagnetization 2.Excellent strengty value 3.Advanced technology 4.Effective surfacetreatment to prevent corrosion 5.High resistance to demagnetization,excellent cost to performance ratio.Reasonable temperature stability,not suitable for application which exposed in high temperature conditions. Application of sinteredNdFeB: Especially suitable for used in various electronicmotors,engineering equioment,medical equipment.Health bandages and plasters,sudio apparatus,Micro prodects of Auto,national defence ,security systems ,computer ,biology projuct,instrument and meter,household appliances,magnetic separators,magnetic resonance imaging,specialty door catches ,filters&strains,sensors speakers,microphone/earphone ,high performance motors ,brushless motor,micromotor /servo motor,VCM(voice coil motor)Automobiles,magnetic coupling magnetic chuck ,magnetic toy magnetic tools .other magneticapplications. Physical characteristica of sintered NdFeB magnets CharateristicaUnitSpecificationCure TempoC310 340Reversible Temp.Coefficient ofBR 20 100%oC-0.100 -0.125Reversible Temp .Coefficient of Hcj20 100%oC-0.50 -0.65Densityg/cm3>/-7.3Vickers Hardness600Bending StrengthMpa250Tensile StrengthMpa80Compressive StrengthMpa1050Specific Resistanceom/cm150Thermal ConductivityW/(m.OC)9Thermal Expansion10-65(Parallel W.orentation direction-0.15(vertical.orientation direction)Specific HeatJ/(kg.oC)460