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Magnetic characteristics of sintered NdFeb
  GRADE   Remanence  Br Coercivity Hcb Intrinsic Coercivity Hcj Max. Energy Product
(BH)max		 Curie Temp. Oper. Temp.
T KGs KA/m KOe KA/m KOe KJ/m3 MGOe ºC ºC
N35 1.18-1.22 11.8-12.2 ≥868 ≥10.9 ≥955 ≥12 263-287 33-36 310 ≤80
N38 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥955 ≥12 287-310 36-39 310 ≤80
N40 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥955 ≥12 302-326 38-41 310 ≤80
N42 1.28-1.32 12.8-13.2 ≥923 ≥11.6 ≥955 ≥12 318-342 40-42 310 ≤80
N45 1.32-1.36 13.2-13.6 ≥923 ≥11.6 ≥955 ≥12 342-366 42-45 310 ≤80
N48 1.36-1.40 13.6-14.0 ≥836 ≥10.5 ≥876 ≥11 358-390 45-48 310 ≤80
N50 1.39-1.42 13.9-14.2 ≥836 ≥10.5 ≥876 ≥11 385-406 48-51 310 ≤80
N52 1.42-1.46 14.2-14.6 ≥836 ≥10.5 ≥876 ≥11 406-422 51-53 310 ≤80
N54 1.46-1.50 14.6-15.0 ≥836 ≥10.5 ≥876 ≥11 422-438 53-55 310 ≤80
N35M 1.18-1.22 11.8-12.2 ≥876 ≥11.0 ≥1114 ≥14 263-287 33-36 310 ≤100
N38M 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1114 ≥14 287-310 36-39 310 ≤100
N40M 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥1114 ≥14 302-326 38-41 310 ≤100
N42M 1.28-1.32 12.8-13.2 ≥955 ≥12.0 ≥1114 ≥14 318-342 40-43 310 ≤100
N45M 1.32-1.36 13.2-13.6 ≥995 ≥12.5 ≥1114 ≥14 342-366 43-46 310 ≤100
N48M 1.36-1.40 13.6-14.0 ≥1027 ≥12.9 ≥1114 ≥14 358-390 45-48 310 ≤100
N50M 1.39-1.42 13.9-14.2 ≥1027 ≥12.9 ≥1114 ≥14 385-406 48-51 310 ≤100
N52M 1.42-1.46 14.2-14.6 ≥995 ≥12.5 ≥1035 ≥13 406-422 50-53 310 ≤100
N33H 1.14-1.18 11.4-11.8 ≥836 ≥10.5 ≥1353 ≥17 247-270 31-34 330 ≤120
N35H 1.18-1.22 11.8-12.2 ≥868 ≥10.9 ≥1353 ≥17 263-287 33-36 330 ≤120
N38H 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1353 ≥17 287-310 36-39 330 ≤120
N40H 1.25-1.28 12.5-12.8 ≥923 ≥11.6 ≥1353 ≥17 302-326 38-41 330 ≤120
N42H 1.28-1.32 12.8-13.2 ≥955 ≥12.0 ≥1353 ≥17 318-342 40-43 330 ≤120
N45H 1.32-1.36 13.2-13.6 ≥995 ≥12.5 ≥1353 ≥17 326-366 43-46 330 ≤120
N48H 1.36-1.40 13.6-14.0 ≥1027 ≥12.9 ≥1353 ≥17 366-390 46-49 330 ≤120
N50H 1.39-1.42 13.9-14.2 ≥1027 ≥12.9 ≥1273 ≥16 374-406 48-51 330 ≤120
N52H 1.42-1.46 14.2-14.6 ≥1035 ≥13.0 ≥1273 ≥16 406-422 50-53 330 ≤120
N30SH 1.08-1.14 10.8-11.4 ≥810 ≥10.2 ≥1592 ≥20 223-247 28-31 340 ≤150
N33SH 1.14-1.18 11.4-11.8 ≥844 ≥10.6 ≥1592 ≥20 247-271 31-34 340 ≤150
N35SH 1.18-1.22 11.8-12.2 ≥876 ≥11.0 ≥1592 ≥20 263-287 33-36 340 ≤150
N38SH 1.22-1.25 12.2-12.5 ≥899 ≥11.3 ≥1592 ≥20 287-310 36-39 340 ≤150
N40SH 1.25-1.28 12.5-12.8 ≥939 ≥11.8 ≥1592 ≥20 302-326 38-41 340 ≤150
N42SH 1.28-1.32 12.8-13.2 ≥955 ≥12.0 ≥1592 ≥20 318-342 40-43 340 ≤150
N45SH 1.32-1.36 13.2-13.6 ≥995 ≥12.5 ≥1592 ≥20 342-366 43-46 340 ≤150
N48SH 1.36-1.40 13.6-14.0 ≥1027 ≥12.8 ≥1512 ≥19 366-390 46-49 340 ≤150
N50SH 1.39-1.42 13.9-14.2 ≥1035 ≥13.0 ≥1512 ≥19 374-406 48-51 340 ≤150
N28UH 1.02-1.08 10.2-10.8 ≥764 ≥9.60 ≥1990 ≥25 207-231 26-29 350 ≤180
N30UH 1.08-1.14 10.8 -11.4 ≥812 ≥10.2 ≥1990 ≥25 223-247 28-31 350 ≤180
N33UH 1.14-1.14 11.4-11.8 ≥852 ≥10.7 ≥1990 ≥25 247-271 31-34 350 ≤180
N35UH 1.18-1.22 11.8 -12.2 ≥860 ≥10.8 ≥1990 ≥25 263-287 33-36 350 ≤180
N38UH 1.22-1.25 12.2-12.5 ≥876 ≥11.0 ≥1990 ≥25 287-310 36-39 350 ≤180
N40UH 1.25-1.28 12.8-12.8 ≥939 ≥11.8 ≥1990 ≥25 302-326 38-41 350 ≤180
N42UH 1.28-1.32 12.8-13.2 ≥955 ≥12.5 ≥1990 ≥25 318-350 40-44 350 ≤180
N45UH 1.32-1.36 13.2-13.6 ≥955 ≥12.5 ≥1990 ≥25 342-366 43-46 350 ≤180
N48UH 1.36-1.40 13.6-14.0 ≥1026 ≥12.9 ≥1990 ≥25 366-390 46-49 350 ≤180
N28EH 1.04-1.09 10.4-10.9 ≥780 ≥9.80 ≥2388 ≥30 207-231 26-29 360 ≤200
N30EH 1.08-1.14 10.8-11.4 ≥812 ≥10.2 ≥2388 ≥30 223-247 28-31 360 ≤200
N33EH 1.14-1.18 11.4-11.8 ≥836 ≥10.5 ≥2388 ≥30 247-271 31-34 360 ≤200
N35EH 1.18-1.22 11.8-12.2 ≥876 ≥11.0 ≥2388 ≥30 263-287 33-36 360 ≤200
N38EH 1.22-1.29 12.2-12.9 ≥915 ≥11.5 ≥2388 ≥30 287-318 36-40 360 ≤200
N40EH 1.25-1.28 12.8-12.8 ≥939 ≥11.8 ≥2388 ≥30 302-326 38-41 360 ≤200
N42EH 1.28-1.32 12.8-13.2 ≥955 ≥12.5 ≥2388 ≥30 318-350 40-44 360 ≤200
N45EH 1.32-1.36 13.2-13.6 ≥955 ≥12.5 ≥2388 ≥30 342-366 43-46 360 ≤200
N48EH 1.36-1.40 13.6-14.0 ≥1026 ≥12.9 ≥2388 ≥30 366-390 46-49 360 ≤200
N30AH 1.08-1.13 10.8-11.3 ≥804 ≥10.1 ≥2786 ≥35 223-255 28-32 360 ≤220
N33AH 1.13-1.18 11.3-11.8 ≥836 ≥10.5 ≥2786 ≥35 247-271 31-34 360 ≤220
N35AH 1.18-1.24 11.8-12.4 ≥860 ≥10.8 ≥2786 ≥35 255-287 32-36 360 ≤220

 (Note): The above-mentioned maximum working temperature of magnet is given when the ratio of length and diameter is 0.7(i.e. D/L=0.7).
   
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