HomeSintered NdFeB magnets
Sintered NdFeB magnets
Magnetic properties of sintered NdFeB materials
 
Grade no. Max. Energy Product (BH)max Residual Induction Br Coercive Force Hc Intrinsic Coercive Force Hci Max. Service Temperature
(MGOe) (KJ/m3) (k/gauss) (mT) (k/oesteds) (kA/m) (k/oersteds) (kA/m) °F °C
N35 33-35 279-263 12.1-11.7 1.21-1.17 11.3-11.0 899-876 12 955 176 80
N38 36-38 303-287 12.2-12.6 1.26-1.22 11.6-11.0 923-876 12 955 176 80
N40 38-40 318-303 12.9-12.6 1.29-1.26 11.6-11.0 923-876 12 955 176 80
N42 40-42 334-318 13.3-13.0 1.33-1.30 11.6-11.0 926-876 12 955 176 80
N45 43-45 358-342 13.7-13.3 1.37-1.33 11.6-11.0 926-876 12 955 176 80
N48 45-48 382-358 14.2-13.6 1.42-1.36 11.6-11.0 926-876 12 955 176 80
N50 48-50 398-382 14.5-14.1 1.45-1.41 11.4-11.0 907-828 11 876 176 80
N35M 33-35 279-263 12.1-11.7 1.21-1.17 11.5-11.2 915-892 14 1114 176 80
N38M 36-38 303-287 12.6-12.2 1.26-1.22 11.7-11.4 931-907 14 1114 212 100
N40M 38-40 318-303 12.9-12.6 1.29-1.26 11.9-11.4 947-907 14 1114 212 100
N42M 40-42 334-318 13.3-13.0 1.33-1.30 11.9-11.4 947-907 14 1114 212 100
N45M 42-45 358-334 13.7-13.3 1.37-1.33 12-11.4 955-907 14 1114 212 100
N48M 45-48 382-358 14.2-13.6 1.42-1.36 12-11.4 955-907 14 1114 212 100
N33H 31-33 263-247 11.7-11.4 1.17-1.14 11-10.3 876-820 17 1353 248 120
N35H 33-35 279-263 12.1-11.7 1.21-1.17 11.4-10.8 907-860 17 1353 248 120
N38H 36-38 303-287 12.6-12.2 1.26-1.22 11.9-11.4 947-907 17 1353 248 120
N40H 38-40 318-303 12.9-12.6 1.29-1.26 11.9-11.4 947-907 17 1353 248 120
N42H 40-42 334-318 13.3-13.0 1.33-1.30 11.9-11.4 947-907 17 1353 248 120
N44H 42-44 350-334 13.6-13.3 1.36-1.33 11.9-11.4 947-907 16 1274 248 120
N30SH 28-30 239-223 11.2-10.8 1.12-1.08 10.6-10.1 844-804 20 1592 302 150
N33SH 31-33 263-247 11.7-11.4 1.17-1.14 11.0-10.3 876-820 20 1592 302 150
N35SH 33-35 279-263 12.1-11.7 1.21-1.17 11.4-10.8 907-860 20 1592 302 150
N38SH 36-38 303-287 12.6-12.2 1.26-1.22 11.9-11.4 947-907 20 1592 302 150
N40SH 38-40 318-303 12.9-12.6 1.29-1.26 11.9-11.4 947-907 20 1592 302 150
N42SH 40-42 334-318 13.3-13.0 1.33-1.30 11.9-11.4 947-907 19 1512 302 150
N28UH 26-28 223-207 10.8-10.4 1.08-1.04 10.2-9.8 812-780 25 1990 356 180
N30UH 28-30 239-223 11.2-10.8 1.12-1.08 10.6-10.1 844-804 25 1990 356 180
N33UH 31-33 263-247 11.7-11.4 1.17-1.14 11.0-10.3 876-820 25 1990 356 180
N35UH 33-35 279-263 12.1-11.7 1.21-1.17 11.4-10.8 907-860 25 1990 356 180
N28EH 26-28 223-207 10.8-10.4 1.08-1.04 10.2-9.8 812-780 30 2388 392 200
N30EH 28-30 239-223 11.2-10.8 1.12-1.08 10.6-10.1 844-804 30 2388 392 200
N33EH 31-33 263-247 11.7-11.4 1.17-1.14 11.0-10.3 876-820 30 2388 392 200
N35EH 33-35 279-263 12.1-11.7 1.21-1.17 11.4-10.8 907-860 30 2388 392 200