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  • Product name: Powerful china Permanent magnet manufacture sintered ndfeb magnet
    Shape: Cylinder
    Direction of magnetisation: Through the thickness or through the diameter
    Type of coating:   Nickle, Ni-Cu-Ni, Zn, Gold, Silver, Copper, Epoxy, PTFE, Parylene, Everlube, Passivation and so on.  
    Grade: N35-N52; N35M-N50M; N35H-N48H; N35SH-N45SH;N30UH-N40UH; N30EH-N38EH
    Tolerance in size: +/-0.05mm

    Magnetic Characteristics and Physical Properties of Sintered NdFeB: 

    类别

    Item

    牌号

    Grade

    剩磁

    Remanence 

    剩磁矫顽力

    Coercive Force 

    内禀矫顽力

    Intrinsic Coercive force 

    最大磁能积

    Max. Energy Product 

    最大工作温度

    Max.Working Temp.
    Br Hcb Hci (BH) max ºC
    T kGs KA/m KOe KA/m KOe KJ/m3 MGOe
    N N35 1.17-1.22 11.7-12.2 ≥868 ≥10.9 ≥955 ≥12 263-287 33-36 80
    N38 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥955 ≥12 287-310 36-39 80
    N40 1.25-1.28 12.5-12.8 ≥907 ≥11.4 ≥955 ≥12 302-326 38-41 80
    N42 1.28-1.32 12.8-13.2 ≥915 ≥11.5 ≥955 ≥12 318-342 40-43 80
    N45 1.32-1.38 13.2-13.8 ≥923 ≥11.6 ≥955 ≥12 342-366 43-46 80
    N48 1.38-1.42 13.8-14.2 ≥923 ≥11.6 ≥955 ≥12 366-390 46-49 80
    N50 1.40-1.45 14.0-14.5 ≥955 ≥12.0 ≥876 ≥11 382-406 48-51 80
    N52 1.43-1.48 14.3-14.8 ≥876 ≥11.0 ≥876 ≥11 398-422 50-53 80
    N54 1.45-1.50 14.5-15.0 ≥876 ≥11.0 ≥876 ≥11 414-438 52-55 80
    M N35M 1.17-1.22 11.7-12.2 ≥868 ≥10.9 ≥1114 ≥14 263-287 33-36 100
    N38M 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1114 ≥14 287-310 36-39 100
    N40M 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥1114 ≥14 302-326 38-41 100
    N42M 1.28-1.32 12.8-13.2 ≥955 ≥12.0 ≥1114 ≥14 318-342 40-43 100
    N45M 1.32-1.38 13.2-13.8 ≥995 ≥12.5 ≥1114 ≥14 342-366 43-46 100
    N48M 1.37-1.43 13.7-14.3 ≥1027 ≥12.9 ≥1114 ≥14 366-390 46-49 100
    N50M 1.40-1.45 14.0-14.5 ≥1033 ≥13.0 ≥1114 ≥14 382-406 48-51 100
    N52M 1.43-1.48 14.3-14.8 ≥1043 ≥13.1 ≥1114 ≥14 398-422 50-53 100
    H N35H 1.17-1.22 11.7-12.2 ≥868 ≥10.9 ≥1353 ≥17 263-287 33-36 120
    N38H 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1353 ≥17 287-310 36-39 120
    N40H 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥1353 ≥17 302-326 38-41 120
    N42H 1.28-1.32 12.8-13.2 ≥955 ≥12.0 ≥1353 ≥17 318-342 40-43 120
    N45H 1.32-1.37 13.2-13.7 ≥973 ≥12.3 ≥1353 ≥17 342-366 43-46 120
    N48H 1.37-1.42 13.7-14.2 ≥995 ≥12.5 ≥1353 ≥17 366-390 46-49 120
    N50H 1.40-1.45 14.0-14.5 ≥1003 ≥12.6 ≥1353 ≥17 382-406 48-51 120
    SH N35SH 1.17-1.22 11.7-12.2 ≥876 ≥11.0 ≥1592 ≥20 263-287 33-36 150
    N38SH 1.22-1.25 12.2-12.5 ≥907 ≥11.4 ≥1592 ≥20 287-310 36-39 150
    N40SH 1.25-1.28 12.5-12.8 ≥939 ≥11.8 ≥1592 ≥20 302-326 38-41 150
    N42SH 1.28-1.32 12.8-13.2 ≥963 ≥12.1 ≥1592 ≥20 318-342 40-43 150
    N45SH 1.32-1.38 13.2-13.8 ≥979 ≥12.3 ≥1592 ≥20 335-366 43-46 150
    N48SH 1.37-1.43 13.7-14.3 ≥1011 ≥12.7 ≥1592 ≥20 366-390 46-49 150
    UH N28UH 1.04-1.08 10.4-10.8 ≥764 ≥9.6 ≥1990 ≥25 207-231 26-29 180
    N30UH 1.08-1.13 10.8-11.3 ≥812 ≥10.2 ≥1990 ≥25 223-247 28-31 180
    N33UH 1.13-1.17 11.3-11.7 ≥852 ≥10.7 ≥1990 ≥25 247-271 31-34 180
    N35UH 1.17-1.22 11.7-12.2 ≥860 ≥10.8 ≥1990 ≥25 263-287 33-36 180
    N38UH 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1990 ≥25 287-310 36-39 180
    N40UH 1.25-1.28 12.5-12.8 ≥939 ≥11.8 ≥1990 ≥25 302-326 38-41 180
    N42UH 1.28-1.32 12.8-13.2 ≥963 ≥12.1 ≥1990 ≥25 318-342 40-43 180
    N45UH 1.32-1.38 13.2-13.8 ≥979 ≥12.3 ≥1990 ≥25 342-366 43-46 180
    EH N28EH 1.04-1.08 10.4-10.8 ≥780 ≥9.8 ≥2388 ≥30 207-231 26-29 200
    N30EH 1.08-1.13 10.8-11.3 ≥812 ≥10.2 ≥2388 ≥30 223-247 28-31 200
    N33EH 1.13-1.17 11.3-11.7 ≥836 ≥10.5 ≥2388 ≥30 247-271 31-34 200
    N35EH 1.17-1.22 11.7-12.2 ≥876 ≥11.0 ≥2388 ≥30 263-287 33-36 200
    N38EH 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥2388 ≥30 287-310 36-39 200
    N40EH 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥2388 ≥30 302-326 38-41 200
    N42EH 1.28-1.32 12.8-13.2 ≥931 ≥11.7 ≥2388 ≥30 318-342 40-43 200
    AH N28AH 1.04-1.08 10.4-10.8 ≥787 ≥9.9 ≥2624 ≥33 207-231 26-29 230
    N30AH 1.08-1.13 10.8-11.3 ≥819 ≥10.3 ≥2624 ≥33 223-247 28-31 230
    N33AH 1.13-1.17 11.3-11.7 ≥843 ≥10.6 ≥2624 ≥33 247-271 31-34 230
    N35AH 1.17-1.22 11.7-12.2 ≥876 ≥11.0 ≥2624 ≥33 263-287 33-36 230
    N38AH 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥2624 ≥33 287-310 36-39 230
    N40AH 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥2624 ≥33 302-326 38-41 230

    Magnetizing direction of the Neodymium Magnet:

     

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