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烧结钕铁硼永磁材料是由金属钕、铁、硼和其他微量元素 (Dy、AI、 Nb、Mo、Co等)构成的合金磁体。其制造通过粉末冶金工艺将熔炼后的合金锭制成粉末在磁场中取向并成型,成型后的胚体在惰性气体或真空中烧结使其致密化,所以烧结钕铁硼具有极高的磁能积和矫顽力,而且性价比高,并具有良好的机械性,拥有当代磁王之称。

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性能特点

技术参数

材料 
牌号
剩磁Br矫顽力Hcb内禀矫顽力磁能积(BH)max温度系数密度
最小值最大值KOekA/mkOekA/m最小值最大值α(Br)β(Hcj)最高使用 
温度
参考值
参考值参考值
TkGsTkGsMGOeKJ/m3MGOekJ/m3%/C%/℃g/cm3
N331.1311.31.1811.8≥10.8≥861≥12≥9553124734271-0.12-0.7≤80 
N351.1811.81.2412.4≥10.8≥861≥12≥9553326336287-0.12-0.77.5
N381.2312.31.2812.8≥10.8≥861≥12≥9553628739310-0.12-0.77.5
N401.2712.71.313≥11.3≥901≥12≥9553830242334-0.12-0.77.55
N421.2912.91.3413.4≥11.3≥901≥12≥9554031844350-0.12-0.77.55
N451.3313.31.3713.7≥11.3≥901≥12≥9554233446366-0.12-0.77.55
N481.3613.61.4114.1≥11.3≥901≥12≥9554636649390-0.12-0.77.55
N501.4¥14.001.4314.3≥10.8≥861≥11.5≥9154737450398-0.12-0.77.60 
N521.4214.21.4514.5≥10.8≥861≥11.5≥9154939052414-0.12-0.77.6
N551.4414.41.4714.7≥10.8≥861≥11.5≥9155241455438-0.12-0.77.6
  
35M1.1811.81.2412.4≥11.0≥877≥14≥11143326336287-0.12-0.68≤1007.5
38M1.2312.31.2812.8≥11.5≥917≥14≥11143628740318-0.12-0.687.5
40M1.2712.71.313≥11.9≥948≥14≥11143830242334-0.12-0.687.55
42M1.2912.91.3413.4≥12.2≥972≥14≥11144031844350-0.12-0.687.55
45M1.3313.31.3713.7≥12.5≥996≥14≥11144233446366-0.11-0.687.55
48M1.3613.61.4114.1≥13.0≥1036≥14≥11144535849390-0.11-0.687.6
50M1.4141.4314.3≥13.3≥1060≥14≥11144737451406-0.11-0.687.6
52M1.4214.21.4514.5≥13.5≥1020≥14≥11144939052414-0.11-0.687.6
  
35H1.1811.81.2412.4≥11.0≥877≥17≥13533326337295-0.1-0.65≤1207.55
38H1.2312.31.2812.8≥11.5≥917≥17≥13533628740318-0.1-0.657.55
40H1.2712.71.313≥11.9≥948≥17≥13533830242334-0.1-0.657.55
42H1.2912.91.3413.4≥12.2≥972≥17≥13534031844350-0.1-0.657.55
45H1.3313.31.3713.7≥12.5≥996≥17≥13534233446366-0.1-0.657.6
48H1.3613.61.4114.1≥13.0≥1036≥17≥13534535849390-0.1-0.657.6
50H1.4141.4314.3≥13.3≥1060≥16≥12744737451406-0.1-0.657.6
52H14214.21.4514.5≥13.5≥1075≥16≥12744939052414-0.1-0.657.6
  
35SH1.1811.81.2412.4≥11.0≥877≥20≥15923326337295-0.1-0.6≤1507.55
38SH1.2312.31.2812.8≥11.5≥917≥20≥15923628740318-0.1-0.67.55
40SH1.2712.71.313≥11.9≥948≥20≥15923830242334-0.1-0.67.6
42SH1.2912.91.3413.4≥12.2≥972≥20≥15924031844350-0.1-0.67.6
45SH1.3313.31.3713.7≥12.5≥996≥20≥15924233446366-0.1-0.67.6
48SH1.3613.61.4114.1≥13.0≥1036≥19≥15124535849390-0.1-0.67.6
50SH1.4141.4314.3≥13.3≥1060≥19≥15124737451406-0.1-0.67.6
  
33UH1.1311.31.181.18≥10.8≥861≥25≥19903124735279-0.1-0.6≤1807.6
35UH1.1811.81.241.24≥11.0≥877≥25≥19903326337295-0.1-0.67.6
38UH1.2312.31.281.28≥11.5≥917≥25≥19903628740318-0.1-0.67.6
40UH1.2712.71.31.3≥11.9≥948≥25≥19903830242334-0.1-0.67.6
42UH1.2912.91.341.34≥12.2≥972≥25≥19904031844350-0.1-0.67.66
45UH1.3313.31.371.37≥12.5≥996≥24≥19104233446366-0.1-0.67.66
48UH1.3613.61.411.41≥13.0≥1036≥24≥19104535849390-0.1-0.67.66
  
33EH1.1311.31.1811.8≥10.8≥861≥30≥23883124735279-0.1-0.5≤2007.6
35EH1.1811.81.2412.4≥11.0≥877≥30≥23883326337295-0.1-0.57.65
38EH1.2312.31.2812.8≥11.5≥917≥30≥23883628740318-0.1-0.57.65
40EH1.2712.71.313≥11.9≥948≥30≥23883830242334-0.1-0.57.65
  
30AH1.0810.81.1311.3≥10.2≥805≥35≥27902822332255-0.1-0.45≤2507.65
33AH1.1311.31.1811.8≥10.7≥853≥35≥27903124735279-0.1-0.457.65
35AH1.1811.81.2412.4≥11.0≥877≥35≥27903326337295-0.1-0.457.65