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New Arrival Rare Earth Permanent Magnet

Country/Region china
Company SHANGHAI COSMO-LINK INTERNATIONAL TRADING Co., LTD,
Categories Rare Earth Materials
Telephone +86-021-3636 2892
ICP License Issued by the Chinese Ministry
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    • Product Details
    • Company Profile

    New Arrival Rare Earth Permanent Magnet

    Rare Earth Permanent Magnet

    For windmill, EV, electric motor, power tools, communications, high-end sound systems, lightings, fluorescence etc.

    Main Product:
    Sintered NdFeB magnets and rare earth materials.

    Main Material:
    Nd, Fe and B-Fe

    *Our advantage:
    Supported by the largest production base for magnetic products of China, the raw material of the rare earth permanent magnet is supplied the own mine
    Different Shape:
    Block, Ring, Disc, Arcs with surface treating of Zinc, Ni, Ni-CuNi and Epoxy.
    It also can be produced according to customer’s request.
    Technical Properties:
    Properties
    Unit
    Value
    Reversible Temperature coefficient of Br (20~100)
    %/℃
    -0.09~-0.12
    Reversible Temperature coefficient of Hcj (20~100)
    %/℃
    -0.50~-0.65
    Curie Temperature
    310-340
    Recoil Magnetic Permeability
    1.03~1.05
    Density
    g/cm3
    7.4~7.6
    Specific Resistance
    ..cm
    150
    Vickers hardness
    Hv
    600
    Bending Strength
    N/mm2
    250
    Tensile Strength
    N/mm2
    80
    Compressive Strength
    N/mm2
    1050
    Modulus of Elasiticity
    N/mm2
    1.6 x 105
    Thermal Expansion
    10-6/℃
    5 (horizontal)
    10-6/℃
    -1.5 (vertical)
    Thermal Conductivity
    W/(m. ℃)
    9
    Specific Heat
    J/(kg. ℃)
    460
    Selected Typical Technic Data
    grade
    Br
    Hcb
    Hcj
    (BH)max
    Br
    Hcj
    Tw
    T
    kGs
    kA/m
    kOe
    kA/m
    kOe
    kJ/m3
    MGOe
    %/℃
    %/℃
    g/cm3
    N52
    1.42-1.48
    14.2-14.8
    ≥836
    ≥10.5
    ≥876
    ≥11
    389-422
    49-53
    -0.12
    -0.65
    80
    ≥7.5
    N30
    1.08-1.12
    10.8-11.2
    ≥796
    ≥10.0
    ≥955
    ≥12
    223-239
    28-30
    -0.12
    -0.65
    Quality New Arrival Rare Earth Permanent Magnet for sale
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