釹鐵硼稀土永磁(NdFeB)

釤鈷(SmCo)

鋁鎳鈷(Alnico)

鐵氧體(Ferrite or Ceramic)

橡膠磁體
(Rubber Magnets)

磁性器件
(The Magnetic Apparatus)

   
 

釹鐵硼稀土永磁(NdFeB)

   
 
燒結釹鐵硼(Sintered NdFeB)   粘結釹鐵硼(Bonded NdFeB)
   

  簡 介
 

釹鐵硼(NdFeB)是第三代稀土永磁,是目前磁性能最強的永磁體,他不僅具有高剩磁、高矯頑力、高磁能積、高性能價格比等特性,而且容易加工成各種形狀尺寸,現已廣泛應用於航空、航天、電子、電聲、機電、儀器、儀錶等高科技領域。

   

   
 

 
   
No. 單位  國際單位 物理單位
剩磁.
      T

矯頑力
kA/m

內稟矯頑力
KA/m
KJ/m3
-參考
 Br,KGS Hcb,KOe Hcj,kOe (BH)max
MGOe-Refer
方形圖
%
工作室溫度oC
  Normal
NdFeB
Remanence Coercive Force Intrinsic Coercivity Max Energy Magnetic Remanence Coercive Force Intrinsic Coercivity Max Energy Magnetic Hk/HcJ when Pc=2
  Grade min.-max. min.       min. min.-max. min.-max. min. min. min.-max. min. typical
1 N35 1.18-1.23 ≥876 ≥960 263-287 11.8-12.3 ≥11.0 ≥12.0 33-36 ≥95 80
2 N38 1.23-1.26 ≥876 ≥960 287-310 12.3-12.6 ≥11.0 ≥12.0 36-39 ≥95 80
3 N40 1.26-1.29 ≥876 ≥960 302-326 12.6-12.9 ≥11.0 ≥12.0 38-41 ≥95 80
4 N42 1.29-1.33 ≥876 ≥960 318-342 12.9-13.3 ≥11.0 ≥12.0 40-43 ≥95 80
5 N45 1.33-1.37 ≥876 ≥960 342-368 13.3-13.7 ≥11.0 ≥12.0 43-46 ≥95 80
6 N48 1.37-1.41 ≥876 ≥960 358-390 13.7-14.1 ≥11.0 ≥12.0 45-49 ≥95 80
7 N50 1.40-1.44 ≥876 ≥960 374-406 14.0-14.4 ≥11.0 ≥12.0 47-51 ≥95 80
8 N52 1.42-1.46 ≥876 ≥960 390-422 14.2-14.6 ≥11.0 ≥12.0 49-53 ≥95 80
9 N54 1.45-1.50 ≥836 ≥875 406-438 14.5-15.0 ≥10.5 ≥11.0 51-55 ≥95 70
10 N35M 1.18-1.23 ≥892 ≥1114 263-287 11.8-12.3 ≥11.2 ≥14.0 33-36 ≥95 100
11 N38M 1.23-1.26 ≥915 ≥1114 287-310 12.3-12.6 ≥11.5 ≥14.0 36-39 ≥95 100
12 N40M 1.26-1.29 ≥939 ≥1114 302-326 12.6-12.9 ≥11.8 ≥14.0 38-41 ≥95 100
13 N42M 1.29-1.33 ≥955 ≥1114 318-342 12.9-13.3 ≥12.0 ≥14.0 40-43 ≥95 100
14 N45M 1.33-1.37 ≥971 ≥1114 342-366 13.3-13.7 ≥12.2 ≥14.0 43-46 ≥95 100
15 N48M 1.37-1.41 ≥1011 ≥1114 358-390 13.7-14.1 ≥12.7 ≥14.0 45-49 ≥95 100
16 N50M 1.40-1.44 ≥1035 ≥1114 374-406 14.0-14.4 ≥13.0 ≥14.0 47-51 ≥95 100
17 N52 M 1.43-1.48 ≥1019 ≥1114 390-422 14.3-14.8 ≥12.8 ≥14.0 49-53 ≥95 100
18 N33H 1.14-1.18 ≥860 ≥1353 247-271 11.4-11.8 ≥10.8 ≥17.0 31-34 ≥95 120
19 N35H 1.18-1.23 ≥876 ≥1353 263-287 11.8-12.3 ≥11.0 ≥17.0 33-36 ≥95 120
20 N38H 1.23-1.26 ≥915 ≥1353 287-310 12.3-12.6 ≥11.5 ≥17.0 36-39 ≥95 120
21 N40H 1.26-1.29 ≥939 ≥1353 302-326 12.6-12.9 ≥11.8 ≥17.0 34-41 ≥95 120
22 N42H 1.29-1.33 ≥971 ≥1353 318-342 12.9-13.3 ≥12.2 ≥17.0 40-43 ≥95 120
23 N45H 1.33-1.37 ≥1003 ≥1353 342-366 13.3-13.7 ≥12.6 ≥17.0 43-46 ≥95 120
24 N48H 1.37-1.41 ≥1019 ≥1274 358-390 13.7-14.1 ≥12.8 ≥16.0 45-49 ≥95 110
25 N50H 1.40-1.44 ≥1035 ≥1274 374-406 14.0-14.4 ≥13.0 ≥16.0 47-51 ≥95 110
26 N30SH 1.09-1.15 ≥820 ≥1592 223-247 10.9-11.5 ≥10.3 ≥20.0 28-31 ≥90 150
27 N33SH 1.14-1.18 ≥852 ≥1592 247-271 11.4-11.8 ≥10.7 ≥20.0 31-34 ≥90 150
28 N35SH 1.18-1.23 ≥884 ≥1592 263-287 11.8-12.3 ≥11.1 ≥20.0 33-36 ≥90 150
29 N38SH 1.23-1.26 ≥923 ≥1592 287-310 12.3-12.6 ≥11.6 ≥20.0 36-39 ≥90 150
30 N40SH 1.26-1.29 ≥939 ≥1592 302-326 12.6-12.9 ≥11.8 ≥20.0 38-41 ≥90 150
31 N42SH 1.29-1.33 ≥971 ≥1592 318-342 12.9-13.3 ≥12.2 ≥20.0 40-43 ≥90 150
32 N45SH 1.33-1.37 ≥1003 ≥1592 342-366 13.3-13.7 ≥12.6 ≥20.0 43-46 ≥90 150
33 N48SH 1.37-1.41 ≥1019 ≥1512 358-390 13.7-14.1 ≥12.8 ≥19.0 45-49 ≥90 150
34 N50SH 1.39-1.43 ≥1035 ≥1512 374-406 13.9-14.3 ≥13.0 ≥19.0 47-51 ≥90 150
35 N30UH 1.09-1.15 ≥812 ≥1990 223-247 10.9-11.5 ≥10.2 ≥25.0 28-31 ≥90 180
36 N33UH 1.14-1.18 ≥860 ≥1990 247-271 11.4-11.8 ≥10.8 ≥25.0 31-34 ≥90 180
   
 

   

 

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