Products Description

NdFeB Magnet

STADNDARD CHARACTERISTICS FOR STRONG’S SINTERED NdFeB MAGNETS

Residual magnetism(Min.)Intrinsic coercive field(Min)Magnetic inductive coercivity (min)Max.Magnetic EnergyDensityCuri Temp.Max.Operaing Temp.Recoil permeabilityworking temperature
GradeBrHcjHcb(BH)maxρTcTwμrec
(L/D≥0.7)
UnitskGsTeslakOekA/mkOekA/mMGOekJ/m3g/cm3—-
N3010.8~11.31.08~1.13129551079628~31223~2477.45310801.05<80℃
N3311.3~11.71.13~1.171295510.583631~34247~2717.45310801.05<80℃
N3511.7~12.21.17~1.221295510.986733~36263~2877.45310801.05<80℃
N3812.2~12.51.22~1.251295511.389936~39287~3107.5320801.05<80℃
N4012.5~12.81.25~1.281295511.692338~41302~3267.5320801.05<80℃
N4212.8~13.21.28~1.321295511.692340~43318~3427.5320801.05<80℃
N4513.2~13.61.32~1.36129551187543~46342~3667.5320801.05<80℃
N4813.6~14.01.36~1.401295511.289146~49366~3907.5320801.05<80℃
N5014.0~14.31.40~1.431295510.583647~51374~4067.55320801.05<80℃
N5214.3~14.61.43~1.461295510.583651~53390~4227.55320801.05<80℃
N30M10.8~11.31.08~1.131411141079628~31223~2477.53201001.05<100℃
N33M11.3~11.71.13~1.1714111410.583631~34247~2717.53201001.05<100℃
N35M11.7~12.21.17~1.2214111410.986733~36263~2877.53201001.05<100℃
N38M12.2~12.51.22~1.2514111411.389936~39287~3107.53201001.05<100℃
N40M12.5~12.81.25~1.2814111411.692338~41302~3267.53201001.05<100℃
N42M12.8~13.21.28~1.321411141295540~43318~3427.53201001.05<100℃
N45M13.2~13.61.32~1.3614111412.599543~46342~3667.53201001.05<100℃
N48M13.6~14.01.36~1.4014111412.8101946~49358~3907.553201001.05<100℃
N50M14.0~14.31.40~1.4314111413103547~51374~4067.553201001.05<100℃
N52M14.3~14.61.43~1.4614111412.599551~53390~4227.553201001.05<100℃
N30H10.8~11.31.08~1.131713531079628~31223~2477.53201201.05≤120℃
N33H11.3~11.71.13~1.1717135310.583631~34247~2717.53201201.05≤120℃
N35H11.7~12.21.17~1.2217135310.986733~36263~2877.53201201.05≤120℃
N38H12.2~12.51.22~1.2517135311.389936~39287~3107.53201201.05≤120℃
N40H12.5~12.81.25~1.2817135311.692338~41302~3267.553201201.05≤120℃
N42H12.8~13.21.28~1.321713531295540~43318~3427.553201201.05≤120℃
N45H13.2~13.61.32~1.3617135312.297143~46342~3667.553201201.05≤120℃
N48H13.6~14.01.36~1.4017135312.9102746~49358~3907.63201201.05≤120℃
N50H14.0~14.31.40~1.4316127313103547~51374~4067.63201201.05≤120℃
N30SH10.8~11.31.08~1.1320159210.180428~31223~2477.53201501.05≤150℃
N33SH11.3~11.71.13~1.1720159210.684431~34247~2717.53201501.05≤150℃
N35SH11.7~12.21.17~1.222015921187533~36263~2877.553201501.05≤150℃
N38SH12.2~12.51.22~1.2520159211.490736~39287~3107.553201501.05≤150℃
N40SH12.5~12.81.25~1.2820159211.893938~41302~3267.553201501.05≤150℃
N42SH12.8~13.21.28~1.3220159212.297140~43318~3427.553201501.05≤150℃
N45SH13.2~13.61.32~1.3620159212.397943~46342~3667.63201501.05≤150℃
N48SH13.6~14.01.36~1.4019151212.599546~49366~3907.63201501.05≤150℃
N28UH10.4~10.81.04~1.082519899.676426~29207~2317.53201801.05≤180℃
N30UH10.8~11.31.08~1.1325198910.281228~31223~2477.53201801.05≤180℃
N33UH11.3~11.71.13~1.1725198910.785131~34247~2717.553201801.05≤180℃
N35UH11.7~12.21.17~1.2225198910.885933~36263~2877.553201801.05≤180℃
N38UH12.2~12.51.22~1.252519891187536~39287~3107.63201801.05≤180℃
N40UH12.5~12.81.25~1.2825198911.591538~41302~3267.63201801.05≤180℃
N42UH12.8~13.21.28~1.3225198912.297140~43310~3427.63201801.05≤180℃
N45UH13.2~13.61.32~1.3624190912.397943~46342~3667.63201801.05≤180℃
N28EH10.4~10.81.04~1.083023879.878026~29207~2317.63202001.05≤200℃
N30EH10.8~11.31.08~1.1330238710.281228~31223~2477.63202001.05≤200℃
N33EH11.3~11.71.13~1.1730238710.382031~34247~2717.63202001.05≤200℃
N35EH11.7~12.21.17~1.2230238710.583633~36263~2877.63202001.05≤200℃
N38EH12.2~12.51.22~1.2530238711.591536~39279~3107.63202001.05≤200℃
N28AH10.4~10.81.04~1.083427069.878026~29199~2317.63202401.05≤220℃
N30AH10.8~11.31.08~1.1334270610.281227~31215~2477.63202401.05≤220℃
N33AH11.3~11.71.13~1.1734270610.382031~34239~2717.63202401.05≤220℃
N35AH11.7~12.21.17~1.2234270610.583633~36255~2877.63202401.05≤220℃
Note:(1)the data in the table is tested data under 20℃;
(2)Max.operating temperature(Tw):at certain temperature,reserve temperature for 2h, the Magnetic flux loss of the D10*7↓ is ≤5%,so it is the max.operating temperature;
Anti-corrosion resistance of the coating of sintered NdFeb Magnet
CoatingZnNiNi-Cu-NiElectro-EpoxyPassivation
(Chromeplating,Tinplating) 
BlueColored ZincSingle LayerDouble Layers
Corrosion ResistanceGoodExcellentVery GoodExcellentExcellentVery GoodGood
Dimension range of Sintered NdFeb Magnet
ShapeLength(OD)mmWidth(ID)mmThickness mm
Min.Max.Min.Max.Min.Max.
Block12501250/50
Ring and round1250///50

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