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钕铁硼
电子邮件: yingyun@taixiongmagnet.com


磁性能表

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类别性能剰磁感应强度矫顽力内索矫顽力最大磁能积事情温度
kGsTkOeKA/mkOeKA/mMGOeKj/m,
Max.Min.Max.Min.Max.Min.Max.Min.
NN5415.114 51.511.45≥10.5≥836≥11≥8365551438406≤80
N5214.814.21.481.42≥10.5≥836≥11≥8365349422390≤80
N5014.5141.451.4≥11.0≥876≥11≥8765147406374≤80
N4814 31371.431.37≥11.0≥876≥12≥9554945390358≤80
N4513.813.21.381.32≥11.0≥876≥12≥9554642366334≤80
N4213.51291.351.29≥11.0≥876≥12≥9554440350318≤80
N4013.212.61.321.26≥11.0≥876≥12≥9554138334302≤80
N38131221.31.22≥11.0≥876≥12≥9554036318287≤80
N3512.211.71.221.17≥10.9≥868≥12≥9553633287263≤80
N3311.711.31.171.13≥10.5≥836≥12≥9553431271247≤80
N3011.310.81.131.08≥10.0≥796≥12≥9553128247223≤80
MN52M14.814.21.481.42≥13.3≥1059≥l4≥11144349422390≤100
N50M14.514.0 1.451.40 ≥13.1≥1043≥14≥11144147406374≤100
N48M14.313.71.431.37≥12.8≥1019≥14≥11144945390358≤100
N45M13.813.21.381.32≥12.4≥987≥14≥11144642366334≤100
N42M13.512.91.351.29≥12.1≥963≥14≥11144440350318≤100
N40M13.21261.321.26≥11.8≥939≥14≥11144138334302≤100
N38M1312.21.31.22≥11.7≥915≥14≥11144036318287≤100
N35M12.211.71.221.17≥10.9≥868≥14≥11143633287263≤100
HN50H14.514.0 1.451.40 ≥12.9≥1027≥16≥12745147406374≤120
N48H14.313.71.431.37≥12.7≥1011≥16≥12744945390358≤120
N46H1413.41.41.34≥12.5≥995≥17≥13534743374342≤120
N44H13.713 11.371.31≥12.3≥979≥17≥13534541358326≤120
N42H13.51291.351.29≥12.1>963≥17≥13534440350318≤120
N40H13.212.61.321.26≥11.8≥939≥17≥13534238334302≤120
N38H1301221.31.22≥11.5≥915≥17≥13534036318287≤120
N35H12.411.71.241.17≥11.0≥876≥17≥13533733295263≤120
N33H11.711.31.171.13≥10.5≥836≥17≥13533431271247≤120
SHN45SH1413.41.41.34≥12.5≥995≥20≥15924743374342≤150
N44SH13.713.11.371.31≥12.3≥979≥20≥15924541358362≤150
N42SH13.512.91.351.29≥12.1≥963≥20≥15924440350318≤150
N40SH13.21261.321.26≥11.8≥939≥20≥15924238334302≤150
N38SH12.912.21.291.22≥11.5≥915≥20≥15924036318287≤150
N35SH12411.71.241.17≥11.0≥876≥20≥15923733295263≤150
N33SH12.111.41.211.14≥10.7≥852≥20≥15923531279247≤150
UHN42UH13.512.91.351.29≥12.1≥963≥2519904440350318≤180
N40UH1321261.321.26≥11.8≥939≥2519904238334302≤180
N38UH12.912.21.291.22≥11.5≥915≥2519904036318287≤180
N35UH12411.71.241.17≥11.0≥876≥2519903733295263≤180
N33UH12.111.41.211.14≥10.7≥852≥2519903531379247≤180


 物理特性

Lark20210720-133048_副本.png


项目参数参考值
辅助磁性能剩磁温度系数-0.08~-0.12
(a (Br) ) /(%/K)
内禀矫顽力温度系数-0.42~-0.07
(β (Hcj) ) /(%/K)
居里温度310-380
(Tc) /K 
回复磁导率1.05
(μ rec) [-] 
机械物理特性密度(g/m?) 7.50-7.70
维式硬度/ (Hv) 650
电阻率/ (μ Ω om) 1.4
抗压强度/ (MPa) 1050
抗拉强度/ (MPa)80
抗弯强度/ (MPa) 290
耕专导豹(W/(mok)) 6~8
杨氏模量/ (GPa) 160
热膨胀系数(垂直于取向偏向)/(10-6/K)-1.5

热膨胀系数(平行于取向偏向)(10-6/K)6.5


磁性性能参数及换算表

Lark20210720-133048_副本.png

参数及体现国际单元单元换算
磁感应强度BT1T=1Vs/m?=10kGs
磁极化强度JT1T=1Vs/m?=10kGs
磁场强度HKA/m1KA/m=4ΠOe≈12.57Oe
磁能积(BH) KJ/m31KA/m3=0.126MGOe
磁通ΦWb1Wb=1Vs=108Mx

 

产物尺寸

Lark20210720-133048_副本.png

类别图示规格推荐尺寸/mm极限尺寸/mm
方块类

1.png

L≤180≤220
W≤120≤150
T≤60≤80
圆柱类

2.png

D≤150≤220
T≤60≤80
圓环类

3.png

D≤120≤160
d≤80≤100
T≤45≤65
瓦片类

4.png

L≤180≤220
W≤120≤150
T≤60≤80
a0~180℃

  

外貌处置
Lark20210720-133048_副本.png

钕铁硼机体极易被腐蚀,为了克服此缺陷,经常对其外貌进行涂覆。通常接纳的要领有镀蓝白锌、彩锌;镀镍、双层镍、镍锡、镍铜镍;镀环氧树脂; (临时掩护)磷化等。


外貌处置指标

Lark20210720-133048_副本.png

Coating 
    perfomace
ZnColor ZnNiDouble NiNiSnNiCuNiElectrolessNiEpoxyPassivation
Colorwhitemulticoloursilversilversilversilversilverblacksilver
Thickness(μm)5-105-1510-1515-2010-2010-2510-2025-301-5
Pressure   Cooker Test
    (120℃. 2atm,100%RH)
>15hr>24hr>48hr>48hr>72hr>48hr>48hr>24hr>4hr
Salt Spray lest>15hr>24hr>24hr> 24hr>48hr>24hr>48hr> 500hr>8hr
(5%Nacl35℃ 1.2atm)