NdFeb Magnet Properties

Properties

Magnetic Properties of Normal Process Magnets

TypeGradeRemanenceIntrinsic CoercivityMagnetic CoercivityMax. Energy Product (BH)maxMax. Working Temperature
BrHcjHcb(BH)maxL/D=0.7
TKGskA/mkOekA/mkOekJ/m³MGOe ℃
NN351.17~1.2211.7~12.2≥955≥12≥868≥10.9263~28733~3680
N381.22~1.2512.2~12.5≥955≥12≥899≥11.3287~31036~39
N401.25~1.2812.5~12.8≥955≥12≥907≥11.4302~32638~41
N421.28~1.3212.8~13.2≥955≥12≥915≥11.5318~34240~43
N451.32~1.3813.2~13.8≥955≥12≥923≥11.6342~36643~46
N481.38~1.4213.8~14.2≥955≥12≥923≥11.6366~39046~49
N501.40~1.4514.0~14.5≥876≥11≥955≥12382~40648~51
N521.43~1.4814.3~14.8≥876≥11≥876≥11398~42250~53
N541.45~1.5014.5~15.0≥876≥11≥876≥11414~43852~55
N561.48~1.5214.8~15.2≥876≥11≥836≥11414~45452~57
M35M1.17~1.2211.7~12.2≥1114≥14≥868≥10.9263~28733~36100
38M1.22~1.2512.2~12.5≥1114≥14≥899≥11.3287~31036~39
40M1.25~1.2812.5~12.8≥1114≥14≥923≥11.6302~32638~41
42M1.28~1.3212.8~13.2≥1114≥14≥955≥12318~34240~43
45M1.32~1.3813.2~13.8≥1114≥14≥995≥12.5342~36643~46
48M1.37~1.4313.7~14.3≥1114≥14≥1027≥12.9366~39046~49
50M1.40~1.4514.0~14.5≥1114≥14≥1033≥13382~40648~51
52M1.43~1.4814.3~14.8≥1114≥14≥1043≥13.1398~42250~53
54M1.44~1.4914.4~14.9≥1114≥14≥1043≥13.1398~43850~55
56M1.48~1.5314.8~15.3≥1114≥14≥1003≥12.6422~45453~57
H35H1.17~1.2211.7~12.2≥1353≥17≥868≥10.9263~28733~36120
38H1.22~1.2512.2~12.5≥1353≥17≥899≥11.3287~31036~39
40H1.25~1.2812.5~12.8≥1353≥17≥923≥11.6302~32638~41
42H1.28~1.3212.8~13.2≥1353≥17≥955≥12318~34240~43
45H1.32~1.3713.2~13.7≥1353≥17≥973≥12.3342~36643~46
48H1.37~1.4213.7~14.2≥1353≥17≥995≥12.5366~39046~49
50H1.40~1.4514.0~14.5≥1353≥17≥1003≥12.6382~40648~51
52H1.42~1.4814.2~14.8≥1353≥17≥1035≥13390~42249~53
54H1.45~1.5114.5~15.1≥1353≥17≥1035≥13406~43851~55
SH35SH1.17~1.2211.7~12.2≥1592≥20≥876≥11263~28733~36150
38SH1.22~1.2512.2~12.5≥1592≥20≥907≥11.4287~31036~39
40SH1.25~1.2812.5~12.8≥1592≥20≥939≥11.8302~32638~41
42SH1.28~1.3212.8~13.2≥1592≥20≥963≥12.1318~34240~43
45SH1.32~1.3813.2~13.8≥1592≥20≥979≥12.3342~36643~46
48SH1.37~1.4313.7~14.3≥1592≥20≥1011≥12.7366~39046~49
50SH1.39~1.4413.9~14.4≥1592≥20≥1043≥13.1366~40646~51
UH28UH1.04~1.0810.4~10.8≥1990≥25≥764≥9.6207~23126~29180
30UH1.08~1.1310.8~11.3≥1990≥25≥812≥10.2223~24728~31
33UH1.13~1.1711.3~11.7≥1990≥25≥852≥10.7247~27131~34
35UH1.17~1.2211.7~12.2≥1990≥25≥860≥10.8263~28733~36
38UH1.22~1.2512.2~12.5≥1990≥25≥890≥11.3287~31036~39
40UH1.25~1.2812.5~12.8≥1990≥25≥939≥11.8302~32638~41
42UH1.28~1.3212.8~13.2≥1990≥25≥963≥12.1318~34240~43
45UH1.32~1.3813.2~13.8≥1990≥25≥979≥12.3342~36643~46
EH28EH1.04~1.0810.4~10.8≥2388≥30≥780≥9.8207~23126~29200
30EH1.08~1.1310.8~11.3≥2388≥30≥812≥10.2223~24728~31
33EH1.13~1.1711.3~11.7≥2388≥30≥836≥10.5247~27131~34
35EH1.17~1.2211.7~12.2≥2388≥30≥876≥11263~28733~36
38EH1.22~1.2512.2~12.5≥2388≥30≥899≥11.3287~31036~39
40EH1.25~1.2812.5~12.8≥2388≥30≥923≥11.6302~32638~41
42EH1.28~1.3212.8~13.2≥2388≥30≥931≥11.7318~34240~43
AH28AH1.04~1.0810.4~10.8≥2624≥33≥787≥9.9207~23126~29230
30AH1.08~1.1310.8~11.3≥2624≥33≥819≥10.3223~24728~31
33AH1.13~1.1711.3~11.7≥2624≥33≥843≥10.6247~27131~34
35AH1.17~1.2211.7~12.2≥2624≥33≥876≥11263~28733~36
38AH1.22~1.2512.2~12.5≥2624≥33≥896≥11.3287~31036~39
40AH1.25~1.2812.5~12.8≥2624≥33≥923≥11.6302~32638~41
Notes

* Ganci Materials can produce magnets of special performance according to customers’ requirements.

Magnetic Properties of Grain Boundary Diffusion Process Magnets

GradeRemanenceIntrinsic CoercivityMagnetic CoercivityMax. Energy Product (BH)maxMax. Working Temperature
BrHcjHcb(BH)maxL/D=0.7
TKGskA/mkOekA/mkOekJ/m³MGOe ℃
G52H1.41~1.4714.1~14.7≥1353≥17≥1050≥13.2398~42250~53≤120
G54H1.45~1.4814.5~14.8≥1353≥17≥1090≥13.7406~43851~55≤120
G45SH1.32~1.3713.2~13.7≥1592≥20≥1003≥12.6342~36643~46≤150
G48SH1.37~1.4313.7~14.3≥1592≥20≥1035≥13366~39046~49≤150
G50SH1.40~1.4514.0~14.5≥1592≥20≥1035≥13382~40648~51≤150
G52SH1.43~1.4514.3~14.5≥1592≥20≥1050≥13.2406~43051~54≤150
G54SH1.45~1.4814.5~14.8≥1592≥20≥1059≥13.3406~43851~55≤150
G40UH1.26~1.3112.6~13.1≥1990≥25≥907≥11.4302~32638~41≤180
G42UH1.28~1.3412.8~13.4≥1990≥25≥907≥11.4318~34240~43≤180
G45UH1.30~1.3613.0~13.6≥1990≥25≥1003≥12.6342~36643~46≤180
G48UH1.37~1.4313.7~14.3≥1990≥25≥1035≥13366~39046~49≤180
G50UH1.40~1.4514.0~14.5≥1990≥25≥1035≥13382~40648~51≤180
G52UH1.42~1.4514.2~14.5≥1990≥25≥1035≥13390~42249~53≤180
G38EH1.22~1.2712.2~12.7≥2388≥30≥907≥11.4287~31036~39≤200
G40EH1.26~1.3112.6~13.1≥2388≥30≥907≥11.4302~32638~41≤200
G42EH1.28~1.3212.8~13.2≥2388≥30≥907≥11.4318~34240~43≤200
G45EH1.30~1.3613.0~13.6≥2388≥30≥1003≥12.6342~36643~46≤200
G48EH1.37~1.4313.7~14.3≥2388≥30≥1035≥13366~39046~49≤200
G50EH1.39~1.4413.9~14.4≥2388≥30≥1043≥13.1374~40647~51≤200
G35AH1.16~1.2311.6~12.3≥2786≥35≥812≥10.2263~28733~36≤220
G38AH1.22~1.2512.2~12.5≥2786≥35≥907≥11.4287~31036~39≤220
G40AH1.26~1.3112.6~13.1≥2786≥35≥907≥11.4302~32638~41≤220
G42AH1.28~1.3412.8~13.4≥2786≥35≥907≥11.4318~34240~43≤220
G45AH1.33~1.3813.3~13.8≥2786≥35≥1003≥12.6334~36642~46≤220

Product Dimension

ShapeDiagramDimension(mm）Max. Dimension(mm）
BlockL≤180L≤220
W≤120W≤150
H≤60H≤80
CylinderD≤150D≤220
H≤60H≤80
RingD≤120D≤160
d≤80d≤100
L≤45L≤45
SegmentL≤180L≤220
W≤120W≤150
T≤60T≤80
α0~180°

Surface Treatment

Coating typeColorThickness/µmSST/hPCT/hWorking Temp/°CPerformance
ZnBlue/White5-10≥48h<160°CGood corrosion resistance
Color ZnMultiple colors5-10≥72h<160°CGood corrosion resistance
NICUNISilver white10-30≥72h≥96h<200°CVery good corrosion resistance, thermal resistance and moisture resistance
PVD AluminumSilver white5-25≥96h≥240h<390°CVery good corrosion resistance, thermal resistance and moisture resistance
Phosphate––––<250°CLow corrosion resistance performance
EpoxyBlack/Grey10-30≥480h≥96h<180°CExcellent corrosion resistance, non-conductive
Multi-layer coating––≥1000h≥480h–Excellent corrosion resistance
Notes
  • This performance might vary according to different dimension of product.
  • Multi-layer coating is a combination of different type of coatings, and its color, thickness and working temperature might vary from different combinations.
  • PCT test conditions: 121 degrees Celsius, 100% humidity, 2atms.