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Neodymium Rare Earth Magnet

  • Description
Product Detail

    DESCRIPTION

    The corrosion resistance of NdFeB is considered drawback. It's often the surface is coated to prevent the corrosion.Commonly used coating methods are blue and white zinc, zinc, nickel, nickel-copper-nickel epoxy resin, phosphating (temporary protection), etc.


    COATING

    coating

    Picture

    code

    color

    Minimum
    local    
    thickness

    memrge    etching time

    working temperature

    neutralsalt
    spray test

    humid heat test

    pressure
    vessel test

    Ni(Barrel plating)

    Ni

    sliver

    10

    24

    300

    48

    <200

    Ni(rack plating)

    Ni

    sliver

    10

    8

    300

    48

    NiCuNi(barrel    plating)

    NiCuNi

    sliver

    10

    72

    500

    48

    NiCuNi(rack plating)

    NiCuNi

    sliver

    10

    48

    500

    48

    Zinc

    white zinc

    Zn

    white Zinc

    4

    24

    48

    /

    <170

    color zinc

    CZn/Zn

    color Zinc

    6

    48

    48

    /

    chemical plating Ni

    Ni

    silver

    12

    96

    500

    48

    <200

    electrophoresis    epoxy

    Epoxy

    black?grey

    10

    48-96

    120

    0-24

    <130

    Parylene

    Parylene

    Colorless    and transparent

    12.7-25.4 microns
    meet the MIL-I-46058C standard

    48

    /

    /

    <130

    MAGNETIC PERFORMANCE TABLE

    Item

    Grade

    Residual   Induction
    Br

    Coercive Force
    Hcb

    Intrinsic Coercive   Force
    Hcj

    Max. Energy Product
    (BH) max. 

    Tw
    L/D=0.7

    N

    N35

    1.17-1.24T

    =860kA/m

    =955kA/m

    263-295kJ/m3

    =80?

    11.7-12.4kGs

    =10.8kOe

    =12kOe

    33-37MGOe

    N38

    1.22-1.30T

    =860kA/m

    =955kA/m

    287-318kJ/m3

    =80?

    12.2-13.0kGs

    =10.8kOe

    =12kOe

    36-40MGOe

    N40

    1.26-1.32T

    =860kA/m

    =955kA/m

    302-334kJ/m3

    =80?

    12.6-13.2kGs

    =10.8kOe

    =12kOe

    38-42MGOe

    N42

    1.29-1.35T

    =860kA/m

    =955kA/m

    318-350kJ/m3

    =80?

    12.9-13.5kGs

    =10.8kOe

    =12kOe

    40-44MGOe

    N45

    1.32-1.38T

    =860kA/m

    =955kA/m

    334-366kJ/m3

    =80?

    13.2-13.8kGs

    =10.8kOe

    =12kOe

    42-46MGOe

    N48

    1.37-1.43T

    =836kA/m

    =876kA/m

    358-390kJ/m3

    =80?

    13.7-14.3kGs

    =10.5kOe

    =11kOe

    45-49MGOe

    N50

    1.40-1.45T

    =836kA/m

    =876kA/m

    374-406kJ/m3

    =80?

    14.0-14.5kGs

    =10.5kOe

    =11kOe

    47-51MGOe

    N52

    1.42-1.48T

    =836kA/m

    =876kA/m

    390-422kJ/m3

    =80?

    14.2-14.8kGs

    =10.5kOe

    =11kOe

    49-53MGOe

    N54

    1.45-1.51T

    =836kA/m

    =876kA/m

    398-438kJ/m3

    =80?

    14.5-15.1kGs

    =10.5kOe

    =11kOe

    50-55MGOe

    M

    N35M

    1.17-1.24T

    =860kA/m

    =1114kA/m

    263-295kJ/m3

    =100?

    11.7-12.4kGs

    =10.8kOe

    =14kOe

    33-37MGOe

    N38M

    1.22-1.30T

    =915kA/m

    =1114kA/m

    287-318kJ/m3

    =100?

    12.2-13.0kGs

    =11.5kOe

    =14kOe

    36-40MGOe

    N40M

    1.26-1.32T

    =939kA/m

    =1114kA/m

    302-334kJ/m3

    =100?

    12.6-13.2kGs

    =11.8kOe

    =14kOe

    38-42MGOe

    N42M

    1.29-1.35T

    =955kA/m

    =1114kA/m

    318-350kJ/m3

    =100?

    12.9-13.5kGs

    =12.0kOe

    =14kOe

    40-44MGOe

    N45M

    1.32-1.38T

    =987kA/m

    =1114kA/m

    334-366kJ/m3

    =100?

    13.2-13.8kGs

    =12.4kOe

    =14kOe

    42-46MGOe

    N48M

    1.37-1.43T

    =1019kA/m

    =1114kA/m

    358-390kJ/m3

    =100?

    13.7-14.3kGs

    =12.8kOe

    =14kOe

    45-49MGOe

    N50M

    1.40-1.45T

    =1043kA/m

    =1114kA/m

    374-406kJ/m3

    =100?

    14.0-14.5kGs

    =13.1kOe

    =14kOe

    47-51MGOe

    N52M

    1.42-1.48T

    =1059kA/m

    =1114kA/m

    390-422kJ/m3

    =100?

    14.2-14.8kGs

    =13.3kOe

    =14kOe

    49-53MGOe

    H

    N35H

    1.17-1.24T

    =876kA/m

    =1350kA/m

    263-295kJ/m3

    =120?

    11.7-12.4kGs

    =11kOe

    =17kOe

    33-37MGOe

    N38H

    1.22-1.30T

    =915kA/m

    =1350kA/m

    287-318kJ/m3

    =120?

    12.2-13.0kGs

    =11.5kOe

    =17kOe

    36-40MGOe

    N40H

    1.26-1.32T

    =939kA/m

    =1350kA/m

    302-334kJ/m3

    =120?

    12.6-13.2kGs

    =11.8kOe

    =17kOe

    38-42MGOe

    N42H

    1.29-1.35T

    =963kA/m

    =1350kA/m

    318-350kJ/m3

    =120?

    12.9-13.5kGs

    =12.1kOe

    =17kOe

    40-44MGOe

    N45H

    1.31-1.37T

    =979kA/m

    =1350kA/m

    335-366kJ/m3

    =120?

    13.1-13.7kGs

    =12.3kOe

    =17kOe

    42-46MGOe

    N48H

    1.37-1.43T

    =1011kA/m

    =1274kA/m

    358-390kJ/m3

    =120?

    13.7-14.3kGs

    =12.7kOe

    =16kOe

    45-49MGOe

    N50H

    1.40-1.45T

    =1027kA/m

    =1274kA/m

    374-406kJ/m3

    =120?

    14.0-14.5kGs

    =12.9kOe

    =16kOe

    47-51MGOe

    SH

    N33SH

    1.14-1.21T

    =852kA/m

    =1592kA/m

    247-279kJ/m3

    =150?

    11.4-12.1kGs

    =10.7kOe

    =20kOe

    31-35MGOe

    N35SH

    1.17-1.24T

    =876kA/m

    =1592kA/m

    263-295kJ/m3

    =150?

    11.7-12.4kGs

    =11kOe

    =20kOe

    33-37MGOe

    N38SH

    1.22-1.29T

    =915kA/m

    =1592kA/m

    287-318kJ/m3

    =150?

    12.2-12.9kGs

    =11.5kOe

    =20kOe

    36-40MGOe

    N40SH

    1.26-1.32T

    =939kA/m

    =1592kA/m

    302-334kJ/m3

    =150?

    12.6-13.2kGs

    =11.8kOe

    =20kOe

    38-42MGOe

    N42SH

    1.29-1.35T

    =963kA/m

    =1592kA/m

    318-350kJ/m3

    =150?

    12.9-13.5kGs

    =12.1kOe

    =20kOe

    40-44MGOe

    N45SH

    1.32-1.38T

    =994kA/m

    =1592kA/m

    335-366kJ/m3

    =150?

    13.2-13.8kGs

    =12.5kOe

    =20kOe

    42-46MGOe

    UH

    N30UH

    1.08-1.16T

    =812kA/m

    =1990kA/m

    223-255kJ/m3

    =180?

    10.8-11.6kGs

    =10.2kOe

    =25kOe

    28-32MGOe

    N33UH

    1.14-1.21T

    =852kA/m

    =1990kA/m

    247-279kJ/m3

    =180?

    11.4-12.1kGs

    =10.7kOe

    =25kOe

    31-35MGOeMGOe

    N35UH

    1.17-1.24T

    =876kA/m

    =1990kA/m

    263-295kJ/m3

    =180?

    11.7-12.4kGs

    =11kOe

    =25kOe

    33-37MGOe

    N38UH

    1.22-1.29T

    =915kA/m

    =1990kA/m

    287-318kJ/m3

    =180?

    12.2-12.9kGs

    =11.5kOe

    =25kOe

    36-40MGOe

    N40UH

    1.26-1.32T

    =939kA/m

    =1990kA/m

    302-334kJ/m3

    =180?

    12.6-13.2kGs

    =11.8kOe

    =25kOe

    38-42MGOe

    N42UH

    1.29-1.35T

    =963kA/m

    =1990kA/m

    318-350kJ/m3

    =180?

    12.9-13.5kGs

    =12.1kOe

    =25kOe

    40-44MGOe

    EH

    N30EH

    1.08-1.15T

    =812kA/m

    =2388kA/m

    223-255kJ/m3

    =200?

    10.8-11.5kGs

    =10.2kOe

    =30kOe

    28-32MGOe

    N33EH

    1.14-1.21T

    =851kA/m

    =2388kA/m

    247-279kJ/m3

    =200?

    11.4-12.1kGs

    =10.7kOe

    =30kOe

    31-35MGOe

    N35EH

    1.17-1.24T

    =876kA/m

    =2388kA/m

    263-295kJ/m3

    =200?

    11.7-12.4kGs

    =11kOe

    =30kOe

    33-37MGOe

    N38EH

    1.22-1.29T

    =915kA/m

    =2388kA/m

    287-318kJ/m3

    =200?

    12.2-12.9kGs

    =11.5kOe

    =30kOe

    36-40MGOe

    AH

    N28AH

    1.04-1.12T

    =772kA/m

    =2786kA/m

    207-239kJ/m3

    =230?

    10.4-11.2kGs

    =9.70kOe

    =35kOe

    26-30MGOe

    N30AH

    1.08-1.15T

    =812kA/m

    =2786kA/m

    223-255kJ/m3

    =230?

    10.8-11.5kGs

    =10.2kOe

    =35kOe

    28-32MGOe

    N33AH

    1.14-1.21T

    =852kA/m

    =2786kA/m

    247-279kJ/m3

    =230?

    11.4-12.1kGs

    =10.7kOe

    =35kOe

    31-35MGOe

    SIZE

    size

    Outer Diameter/Length

    Inner diameter/Width

    Thickness

    Maximum

    150mm

    50.00mm

    Minimum

    1mm

    0.50mm

    Maximum

    100mm

    100mm

    50.00mm

    Minimum

    0.5mm

    0.50mm

    0.50mm

    Maximum

    150mm

    140mm

    50.00mm

    Minimum

    1.00mm

    0.60mm

    0.50mm

    Segment, Arc and other irregular shapes can be    made according to customer's samples or drawing.

    MAGNETIZATION DIRECTION

    Axial

    Diametrical

    Axial

    Diametrical

    Thickness

    Length

    Axial

    Diametrical

    Diametrical

    Diametrical

    Width

    Thickness

    THE FLOW CHART FOR THE PRODUCTION OF SINTERED NDFEB MAGNETS


    SMELTING DETAILS

    SINTERING PROCESS

    ELECTROPLATING PROCESS

    PRODUCT ADVANTAGE


    QUALITY

    APPLICATIONS

    Used in electronic, electrical machinery, medical equipment, toys, packaging, metal machinery, aerospace and other fields, the more common permanent magnet motor, speaker, magnetic separator, computer disk drive, household appliances, digital cameras, mobile phones, stationery, handicrafts, magnetic resonance imaging equipment, etc.


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Jiangmen Magsource New Meterial Co.,Ltd

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