NDFEB MAGNET

NDFEB MAGNET

Product PROPERTIES

Grade Remanence Intrinic Coercivity Coercivity Max Energy Product Density recoil permeability Temperature Coefficient Max Working Temperature
T kGs kA/m kOe kA/m kOe kJ/m3 MGOe g/cm3 αBr αHcj ℃(L/D=0.7)
Max Min Max Min Min Min Min Min Max Min Max Min Min %/℃ %/℃
N561.511.4715.114.78761183610.545441457527.501.05-0.12-0.7680
N541.491.4514.914.59551283610.543740655517.501.05-0.12-0.7680
N521.461.4214.614.29551283610.542239053497.501.05-0.12-0.7680
N501.441.3914.413.99551286010.840637451477.501.05-0.12-0.7680
N481.431.3714.313.79551286010.839035849457.501.05-0.12-0.7680
N451.371.3213.713.29551286010.836634246437.501.05-0.12-0.7680
N421.321.2813.212.89551286010.834231843407.501.05-0.12-0.7680
N401.281.2512.812.59551286010.832630241387.501.05-0.12-0.7680
N381.251.2212.512.29551286010.831028739367.501.05-0.12-0.7680
N351.221.1712.211.79551286010.828726336337.501.05-0.12-0.7680
N331.171.1311.711.39551283610.527124734317.501.05-0.12-0.7680
N301.131.0811.310.89551279610.024722331287.501.05-0.12-0.7680
56M1.501.4615.014.610351499512.544640656517.501.05-0.12-0.68100
54M1.491.4414.914.4111414103513.043839855507.501.05-0.12-0.68100
52M1.461.4214.614.2111414103513.042238253487.501.05-0.12-0.68100
50M1.441.3914.413.9111414103513.040637451477.501.05-0.12-0.68100
48M1.421.3714.213.7111414102712.939035849457.501.05-0.12-0.68100
45M1.371.3213.713.211141499512.536634246437.501.05-0.12-0.68100
42M1.321.2813.212.811141495512.034231843407.501.05-0.12-0.68100
40M1.281.2512.812.511141492311.632630241387.501.05-0.12-0.68100
38M1.251.2212.512.211141489911.331028739367.501.05-0.12-0.68100
35M1.221.1712.211.711141486810.928726336337.501.05-0.12-0.68100
33M1.171.1311.711.311141483610.527124734317.501.05-0.12-0.68100
30M1.131.0811.310.811141479610.024722331287.501.05-0.12-0.68100
52H1.461.4214.614.2135317105913.342238253487.501.05-0.12-0.66120
50H1.441.3914.413.9135317104313.140637451477.501.05-0.12-0.66120
48H1.421.3614.213.6135317102712.939035849457.501.05-0.12-0.66120
45H1.371.3213.713.213531799512.536634246437.501.05-0.12-0.66120
42H1.321.2813.212.813531795512.034231843407.501.05-0.12-0.66120
40H1.281.2512.812.513531792311.632630241387.501.05-0.12-0.66120
38H1.251.2212.512.213531789911.331028739367.501.05-0.12-0.66120
35H1.221.1712.211.713531786810.928726336337.501.05-0.12-0.66120
33H1.171.1311.711.313531783610.527124734317.501.05-0.12-0.66120
30H1.131.0811.310.81353177961024722331287.501.05-0.12-0.66120
50SH1.421.3914.213.9159220104313.140637451477.501.04-0.115-0.56150
48SH1.401.3614.013.6159220103513.039035849457.501.04-0.115-0.56150
45SH1.371.3213.713.215922099512.536634246437.501.04-0.115-0.56150
42SH1.321.2813.212.815922095512.034231843407.501.04-0.115-0.56150
40SH1.281.2512.812.515922093911.832630241387.501.04-0.115-0.56150
38SH1.251.2212.512.215922090711.431028739367.501.04-0.115-0.56150
35SH1.221.1712.211.715922087611.028726336337.501.04-0.115-0.56150
33SH1.171.1311.711.315922084410.627124734317.401.04-0.115-0.56150
30SH1.131.0811.310.815922080410.124722331287.401.04-0.115-0.56150
48SHT1.401.361413.6175122103112.939035849457.501.04-0.115-0.53160
45SHT1.371.3213.713.2175122100312.636634246437.501.04-0.115-0.53160
42SHT1.321.2813.212.817512297112.234231843407.501.04-0.115-0.53160
40SHT1.281.2512.812.517512294711.932630241387.501.04-0.115-0.53160
38SHT1.251.2212.512.217512292311.631028739367.501.04-0.115-0.53160
35SHT1.221.1712.211.717512288411.128726336337.501.04-0.115-0.53160
33SHT1.171.1311.711.317512286010.827124734317.401.04-0.115-0.53160
30SHT1.131.0811.310.817512281210.224722331287.401.04-0.115-0.53160
45UH1.361.3213.613.2199025100312.636634246437.551.03-0.11-0.50180
42UH1.321.2813.212.819902597112.234231843407.551.03-0.11-0.50180
40UH1.281.2512.812.519902592311.632630241387.551.03-0.11-0.50180
38UH1.251.2212.512.219902590711.431028739367.551.03-0.11-0.50180
35UH1.221.1712.211.719902586010.828726336337.551.03-0.11-0.50180
33UH1.171.1311.711.319902585210.727124734317.551.03-0.11-0.50180
30UH1.131.0811.310.819902581210.224722331287.551.03-0.11-0.50180
45UHT1.361.3213.613.2214927100312.636634246437.551.03-0.11-0.48190
42UHT1.321.2813.212.821492797112.234231843407.551.03-0.11-0.48190
40UHT1.281.2512.812.521492794711.932630241387.551.03-0.11-0.48190
38UHT1.251.2212.512.221492792311.631028739367.551.03-0.11-0.48190
35UHT1.221.1712.211.721492788411.128726336337.551.03-0.11-0.48190
33UHT1.171.1311.711.321492786010.827124734317.551.03-0.11-0.48190
30UHT1.131.0811.310.821492785210.724722331287.551.03-0.11-0.48190
42EH1.321.2813.212.823883097012.234231843407.601.03-0.10-0.45200
40EH1.281.2512.812.523883094711.932630241387.601.03-0.10-0.45200
38EH1.251.2212.512.223883091511.531028739367.601.03-0.10-0.45200
35EH1.221.1712.211.723883088411.128726336337.601.03-0.10-0.45200
33EH1.171.1311.711.323883086010.827124734317.601.03-0.10-0.45200
30EH1.131.0811.310.823883082010.324722331287.601.03-0.10-0.45200
40EHT1.281.2512.812.525473294711.932630241387.601.03-0.10-0.45210
38EHT1.251.2212.512.225473291511.531028739367.601.03-0.10-0.45210
35EHT1.221.1712.211.725473288411.128726336337.601.03-0.10-0.45210
33EHT1.171.1311.711.325473286010.827124734317.601.03-0.10-0.45210
30EHT1.131.0811.310.825473282010.324722331287.601.03-0.10-0.45210
38AH1.251.2212.512.227863591511.531028739367.601.03-0.10-0.45230
35AH1.201.1712.011.727863588311.128726336337.601.03-0.10-0.45230
33AH1.171.1111.711.127863584410.627123934317.601.03-0.10-0.45230
30AH1.131.0711.310.727863581210.224721531277.601.03-0.10-0.45230
28AH1.091.0210.910.22786357729.723119929257.601.03-0.10-0.45230
35TH1.221.1712.211.731824086710.928726336337.601.03-0.10-0.42250
33TH1.171.1111.711.131824085110.727123934317.601.03-0.10-0.42250
30TH1.131.0811.310.831824082010.324722331287.601.03-0.10-0.42250
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Note:Temperature Coefficient calucalated by temperature range:Hcj<20kOe,ΔT:20-100℃;Hcj≥20kOe,ΔT:20-150℃,Please contact our sales staff for more demagnetization curve.

Grain boundary diffusion(GBD) magnet grade

Grade Remanence Intrinic Coercivity Coercivity Max Energy Product Density recoil permeability Temperature Coefficient Max Working Temperature
T kGs kA/m kOe kA/m kOe kJ/m3 MGOe g/cm3 αBr αHcj ℃(L/D=0.7)
Max Min Max Min Min Min Min Min Max Min Max Min Min %/℃ %/℃
G-56M1.501.4615.014.610351499512.544640656517.501.05-0.12-0.68100
GC-52H1.461.4214.614.2135317105913.342238253487.501.05-0.12-0.66120
GC-50H1.441.3914.413.9135317104313.140637451477.501.05-0.12-0.66120
G-54SH1.491.4414.914.4159220107513.543839855507.501.04-0.115-0.56150
G-52SH1.461.4214.614.2159220105913.342239053497.501.04-0.115-0.56150
GC-50SH1.421.3914.213.9159220104313.140637451477.501.04-0.115-0.56150
G/GC-48SH1.401.3614.013.6159220103513.039035849457.501.04-0.115-0.56150
G/GC-45SH1.371.3213.713.215922099512.536634246437.501.04-0.115-0.56150
GC-42SH1.321.2813.212.815922095512.034231843407.501.04-0.115-0.56150
GC-40SH1.281.2512.812.515922093911.832630241387.501.04-0.115-0.56150
GC-38SH1.251.2212.512.215922090711.431028739367.501.04-0.115-0.56150
GC-35SH1.221.1712.211.715922087611.028726336337.501.04-0.115-0.56150
G-52SHT1.461.4214.614.2175122105913.342239053497.501.04-0.115-0.53160
G/GC-50SHT1.421.3914.213.9175122104313.140637451477.501.04-0.115-0.53160
G/GC-48SHT1.401.361413.6175122103112.939035849457.501.04-0.115-0.53160
G/GC-45SHT1.371.3213.713.2175122100312.636634246437.501.04-0.115-0.53160
GC-42SHT1.321.2813.212.817512297112.234231843407.501.04-0.115-0.53160
GC-40SHT1.281.2512.812.517512294711.932630241387.501.04-0.115-0.53160
GC-38SHT1.251.2212.512.217512292311.631028739367.501.04-0.115-0.53160
GC-35SHT1.221.1712.211.717512288411.128726336337.501.04-0.115-0.53160
G-54UH1.471.4414.714.4199025109213.743040854517.551.03-0.11-0.50180
G-52UH1.441.4214.614.2199025105913.341439052497.551.03-0.11-0.50180
G-50UH1.421.3914.213.9199025104313.140637451477.551.03-0.11-0.50180
G-48UH1.401.3614.013.6199025103112.939035849457.551.03-0.11-0.50180
G-45UH1.361.3213.613.2199025100312.636634246437.551.03-0.11-0.50180
G/GC-42UH1.321.2813.212.819902597112.234231843407.551.03-0.11-0.50180
G/GC-40UH1.281.2512.812.519902592311.632630241387.551.03-0.11-0.50180
G/GC-38UH1.251.2212.512.219902590711.431028739367.551.03-0.11-0.50180
G/GC-35UH1.221.1712.211.719902586010.828726336337.551.03-0.11-0.50180
G/GC-33UH1.171.1311.711.319902585210.727124734317.551.03-0.11-0.50180
G/GC-30UH1.131.0811.310.819902581210.224722331287.551.03-0.11-0.50180
G-50UHT1.421.3914.213.9214927104313.140637451477.551.03-0.11-0.48190
G-48UHT1.401.3614.013.6214927103112.939035849457.551.03-0.11-0.48190
G-45UHT1.361.3213.613.2214927100312.636634246437.551.03-0.11-0.48190
G-42UHT1.321.2813.212.821492797112.234231843407.551.03-0.11-0.48190
G-40UHT1.281.2512.812.521492794711.932630241387.551.03-0.11-0.48190
G-38UHT1.251.2212.512.221492792311.631028739367.551.03-0.11-0.48190
G-35UHT1.221.1712.211.721492788411.128726336337.551.03-0.11-0.48190
G-33UHT1.171.1311.711.321492786010.827124734317.551.03-0.11-0.48190
G-30UHT1.131.0811.310.821492785210.724722331287.551.03-0.11-0.48190
G-50EH1.421.3914.213.9230829104313.140637451477.601.03-0.10-0.45200
G-48EH1.401.361413.5230829103112.939035849457.601.03-0.10-0.45200
G-45EH13.613.213.613.2238830100312.636634246437.601.03-0.10-0.45200
G-42EH1.321.2813.212.823883097012.234231843407.601.03-0.10-0.45200
G-40EH1.281.2512.812.523883094711.932630241387.601.03-0.10-0.45200
G-38EH1.251.2212.512.223883091511.531028739367.601.03-0.10-0.45200
G-35EH1.221.1712.211.723883088411.128726336337.601.03-0.10-0.45200
G-33EH1.171.1311.711.323883086010.827124734317.601.03-0.10-0.45200
G-30EH1.131.0811.310.823883082010.324722331287.601.03-0.10-0.45200
G-48EHT1.401.361413.5254732103112.939035849457.601.03-0.10-0.45210
G-45EHT1.361.3213.613.2254732100312.636634246437.601.03-0.10-0.45210
G-42ETH1.321.2813.212.825473297012.234231843407.601.03-0.10-0.45210
G-40EHT1.281.2512.812.525473294711.932630241387.601.03-0.10-0.45210
G-38EHT1.251.2212.512.225473291511.531028739367.601.03-0.10-0.45210
G-35EHT1.221.1712.211.725473288411.128726336337.601.03-0.10-0.45210
G-33EHT1.171.1311.711.325473286010.827124734317.601.03-0.10-0.45210
G-30EHT1.131.0811.310.825473282010.324722331287.601.03-0.10-0.45210
G-45AH1.361.3213.613.2264033100312.636634246437.601.03-0.10-0.45230
G-42AH1.321.2813.212.827063497012.234231843407.601.03-0.10-0.45230
G-40AH1.281.2512.812.527863594711.932630241387.601.03-0.10-0.45230
G-38AH1.251.2212.512.227863591511.531028739367.601.03-0.10-0.45230
G-35AH1.201.1712.011.727863588311.128726336337.601.03-0.10-0.45230
G-33AH1.171.1111.711.127863584410.627123934317.601.03-0.10-0.45230
G-30AH1.131.0711.310.727863581210.224721531277.601.03-0.10-0.45230
G-28AH1.091.0210.910.22786357729.723119929257.601.03-0.10-0.45230
G-38TH1.251.2212.512.231824091511.531028739367.601.03-0.10-0.42250
G-35TH1.221.1712.211.731824086710.928726336337.601.03-0.10-0.42250
G-33TH1.171.1111.711.131824085110.727123934317.601.03-0.10-0.42250
G-30TH1.131.0811.310.831824082010.324722331287.601.03-0.10-0.42250
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Note:Temperature Coefficient calucalated by temperature range:Hcj<20kOe,ΔT:20-100℃;Hcj≥20kOe,ΔT:20-150℃,Please contact our sales staff for more demagnetization curve.

With G represents GBD process production
With GC represents GBD process production using cerium magnet substrate
With G/GC, represents both two processings are ok

Electroplating capability

Coating AbbreviationEnvironmental ProtectionCostColorCoating Thickness
(μm)
Neutral Salt Spray TestHumidity Heat TestPCT TestRecommended Application Temperature
(℃)
Surface Tension
Ni☆☆☆☆☆☆☆☆☆Bright Silver5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆≤26036
Ni☆☆☆☆☆☆☆☆☆☆Bright Silver5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆
Zn☆☆☆☆☆☆Blue & White4-15☆☆☆☆☆☆☆☆☆☆≤16038
Zn☆☆☆☆☆☆☆Blue & White4-15☆☆☆☆☆☆☆☆☆
Color Zn☆☆☆☆☆☆Bright Color4-15☆☆☆☆☆☆☆☆☆
Color Zn☆☆☆☆☆☆☆Bright Color4-15☆☆☆☆☆☆☆☆☆
Ni+Chemical Ni☆☆☆☆☆☆☆☆☆☆☆Dark Silver3-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆≤20036
Ni+Chemical Ni☆☆☆☆☆☆☆☆☆☆☆Dark Silver3-20☆☆☆☆☆☆☆☆☆☆☆☆☆
Ni+Cr☆☆☆☆☆☆☆☆☆Dark Black5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆≤26036
Teflon☆☆☆☆☆☆☆Dark Grey15-65☆☆☆☆☆☆☆☆☆≤26036
Ni+Black Ni☆☆☆☆☆☆☆☆☆☆Black5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆
Ni+Sn☆☆☆☆☆☆☆☆☆☆Bright Silver5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆-36
Ni+Ag☆☆☆☆☆☆☆☆☆☆Silver5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆-36
Ni+Au☆☆☆☆☆☆☆☆☆☆☆Golden5-20☆☆☆☆☆☆☆☆☆☆☆☆☆☆-36
EPOXY☆☆☆☆☆☆☆☆☆☆Black15-65☆☆☆☆☆☆☆☆☆☆☆☆☆☆≤16036
NiCuNi/NiCu+EPOXY☆☆☆☆☆☆☆☆☆☆☆Black25-65☆☆☆☆☆☆☆☆☆☆☆☆☆≤16036

Phosphated
 /Passivation

☆☆☆☆☆☆Dark Grey1-3≤24037
Nano coating☆☆☆☆☆☆☆☆☆☆☆☆Light Gray/Black15-65☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆☆≤300≥38(Plasma Treatment)
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Remarks

1. SST Environment: 35±2℃,5%NaCl,PH=6.5-7.2,Salt spray sinking 1.5ml/Hr.
2. PCT Environment: 120±3℃,2-2.4atm, distilled water PH=6.7-7.2 , 100%RH
Please contact us for any special requests

production flow

  • 1
    Raw material preparing
  • 2
    Melting
  • 3
    Jet milling
  • 4
    Molding
  • 5
    Sintering
  • 6
    Magnet property inspecting
  • 7
    Machining
  • 8
    Coating
  • 9
    Magnetizing and packing

magnetization

Physical properties of magnets at ambient temperature

  • Density

    7.4-7.7g/cm3

  • Hardness

    600-620HV

  • Bending Strength

    250-450MPa

  • Compressive Strength

    1000-1200Mpa

  • Tensile Strength

    ┴C Axle 300 -350MPa
    ‖C Axle 200-220MPa

  • Impact Strength

    2-10KJ/m2

  • Breaking Tenacity

    5Mpam1/2

  • Young’s Modulus

    150-160GPa

  • Thermal Conductivity

    5-6W·m-1·K-1

  • Specific Heat

    0.44J·g-1·K-1

  • Electrical Resistance

    1.25Ω·mm2/m

Ask the Experts

Want to know more?

We would provide you more about our company and work with you to solve the most demanding magnet performance challenges. In case of any questions, please feel free to get in contact with us via telephone or E-mail.


Tel:0086 (0)21 5266 8918
Email:info@cj-magnet.com

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