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Physical Magnet Data

Neodymium Magnets

Grade Residual magnetism Coercive field strength Energy product Max.
operational
temp.
Br bHc iHc (BxH)max
Gauss (G) Tesla (T) kOe kA/m kOe kA/m MGOe kJ/m³ °C
N30 10800-11200 1.08-1.12 9.8-10.5 780-836 ≥12 ≥955 28-30 223-239 ≤80
N33 11400-11700 1.14-1.17 10.3-11 820-876 ≥12 ≥955 31-33 247-263 ≤80
N35 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥12 ≥955 33-35 263-279 ≤80
N38 12200-12600 1.22-1.26 10.8-11.5 860-915 ≥12 ≥955 36-38 287-303 ≤80
N40 12600-12900 1.26-1.29 10.5-12.0 860-955 ≥12 ≥955 38-40 303-318 ≤80
N42 12900-13200 1.29-1.32 10.8-12.0 860-955 ≥12 ≥955 40-42 318-334 ≤80
N45 13200-13700 1.32-1.37 10.8-12.5 860-995 ≥12 ≥955 43-45 342-358 ≤80
N48 13700-14200 1.37-1.42 10.8-12.5 860-995 ≥12 ≥955 45-48 358-382 ≤80
N50 14000-14600 1.40-1.46 10.8-12.5 860-995 ≥12 ≥955 47-51 374-406 ≤80
N52 14200-14700 1.42-1.47 10.8-12.5 860-995 ≥12 ≥955 48-53 380-422 ≤65
30M 10800-11200 1.08-1.12 9.8-10.5 780-836 ≥14 ≥1114 28-30 223-239 ≤100
33M 11400-11700 1.14-1.17 10.3-11 820-876 ≥14 ≥1114 31-33 247-263 ≤100
35M 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥14 ≥1114 33-35 263-279 ≤100
38M 12200-12600 1.22-1.26 10.8-11.5 860-915 ≥14 ≥1114 36-38 287-303 ≤100
40M 12600-12900 1.26-1.29 10.8-12 860-955 ≥14 ≥1114 38-40 303-318 ≤100
42M 12900-13200 1.29-1.32 10.8-12.5 860-995 ≥14 ≥1114 40-42 318-334 ≤100
45M 13200-13700 1.32-1.37 10.8-13 860-1035 ≥14 ≥1114 43-45 342-358 ≤100
48M 13700-14200 1.37-1.42 10.8-12.5 860-995 ≥14 ≥1114 45-48 358-382 ≤100
50M 14000-14600 1.40-1.46 10.8-12.5 860-995 ≥14 ≥1114 47-51 374-406 ≤100
27H 10200-10600 1.02-1.06 9.5-10.1 756-804 ≥17 ≥1353 25-27 199-215 ≤120
30H 10800-11200 1.08-1.12 10.1-10.6 804-844 ≥17 ≥1353 28-30 223-239 ≤120
33H 11400-11700 1.14-1.17 10.3-11 820-876 ≥17 ≥1353 31-33 247-263 ≤120
35H 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥17 ≥1353 33-35 263-279 ≤120
38H 12200-12600 1.22-1.26 10.8-11.5 860-915 ≥17 ≥1353 36-38 287-303 ≤120
40H 12600-12900 1.26-1.29 10.8-12 860-955 ≥17 ≥1353 38-40 303-318 ≤120
42H 12900-13200 1.29-1.32 10.8-12 860-955 ≥17 ≥1353 40-42 318-334 ≤120
44H 13200-13600 1.32-1.36 10.8-13 860-1035 ≥17 ≥1353 42-44 334-350 ≤120
48H 13700-14200 1.37-1.42 10.8-12.5 860-995 ≥17 ≥1353 45-48 358-382 ≤120
27SH 10200-10600 1.02-1.06 9.5-10.1 756-804 ≥20 ≥1592 25-27 199-215 ≤150
30SH 10800-11200 1.08-1.12 10.1-10.6 804-844 ≥20 ≥1592 28-30 223-239 ≤150
33SH 11400-11700 1.14-1.17 10.3-11 820-876 ≥20 ≥1592 31-33 247-263 ≤150
35SH 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥20 ≥1592 33-35 263-279 ≤150
38SH 12200-12600 1.22-1.26 10.8-11.5 860-915 ≥20 ≥1592 36-38 287-303 ≤150
40SH 12600-12900 1.26-1.29 10.8-12.0 860-955 ≥20 ≥1592 38-40 303-318 ≤150
42SH 12900-13200 1.29-1.32 10.8-12 860-955 ≥20 ≥1592 40-42 318-334 ≤150
45SH 13200-13700 1.32-1.37 10.8-12.5 860-955 ≥20 ≥1592 43-45 342-358 ≤150
25UH 9800-10200 0.98-1.02 9.2-9.6 732-764 ≥25 ≥1990 23-25 183-199 ≤180
28UH 10400-10800 1.04-1.08 9.8-10.2 780-812 ≥25 ≥1990 26-28 207-233 ≤180
30UH 10800-11200 1.08-1.12 10.1-10.6 804-844 ≥25 ≥1990 28-30 223-239 ≤180
33UH 11400-11700 1.14-1.17 10.3-11 820-876 ≥25 ≥1990 31-33 247-263 ≤180
35UH 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥25 ≥1990 33-35 263-279 ≤180
38UH 12200-12600 1.22-1.26 10.8-11.5 860-915 ≥25 ≥1990 36-38 287-303 ≤180
40UH 12600-12900 1.26-1.29 10.5-12.0 860-955 ≥25 ≥1990 38-40 303-318 ≤180
25EH 9800-10200 0.98-1.02 9.2-9.6 732-764 ≥30 ≥2388 23-25 183-199 ≤200
28EH 10400-10800 1.04-1.08 9.8-10.2 780-812 ≥30 ≥2388 26-28 207-223 ≤200
30EH 10800-11200 1.08-1.12 10.1-10.6 804-844 ≥30 ≥2388 28-30 223-239 ≤200
33EH 11400-11700 1.14-1.17 10.3-11 820-876 ≥30 ≥2388 31-33 247-263 ≤200
35EH 11700-12100 1.17-1.21 10.8-11.5 860-915 ≥30 ≥2388 33-35 263-279 ≤200
38EH 12200-12500 1.22-1.25 ≥11.3 ≥899 ≥30 ≥2388 36-39 287-310 ≤200
40EH 12500-12800 1.25-1.28 ≥11.6 ≥923 ≥30 ≥2388 38-41 302-326 ≤200
42EH 12800-13200 1.28-1.32 ≥11.7 ≥931 ≥30 ≥2388 40-43 318-342 ≤200
28AH 10400-10800 1.04-1.08 ≥9.9 ≥787 ≥33 ≥2624 26-29 207-231 ≤230
30AH 10800-11300 1.08-1.13 ≥10.3 ≥819 ≥33 ≥2624 28-31 223-247 ≤230
33AH 11300-11700 1.13-1.17 ≥10.6 ≥843 ≥33 ≥2624 31-34 247-271 ≤230
35AH 11700-12200 1.17-1.22 ≥11.0 ≥876 ≥33 ≥2624 33-36 263-287 ≤230
38AH 12200-12500 1.22-1.25 ≥11.3 ≥899 ≥33 ≥2624 36-39 287-310 ≤230
40AH 12500-12800 1.25-1.28 ≥11.6 ≥923 ≥33 ≥2624 38-41 302-326 ≤230

Ferrite Magnets

Grade Residual magnetism Coercive field strength Energy product Max.
operational
temp.
Br bHc iHc (BxH)max
Gauss (G) Tesla (T) kOe kA/m kOe kA/m MGOe kJ/m³ °C
Y35 4000-4100 0.40-0.41 2.20-2.45 175-195 2.26-2.51 180-200 3.8-4.0 30.0-32.0 ≤250

Magnetic tapes and foils

Article Residual magnetism Coercive field strength Energy product Max.
operational
temp.
Br bHc iHc (BxH)max
Gauss (G) Tesla (T) kOe kA/m kOe kA/m MGOe kJ/m³ °C
MT-XX 2300-2600 0.23-0.26 2.1-2.3 167-183 2.4-3.5 191-278 1.3-1.6 10.4-12.8 ≤80
MT-XX-STIC 2100-2400 0.21-0.24 1.7-2.0 135-160 2.3-3.2 184-255 1.0-1.2 8.0-9.6 ≤80
MT-DISP 1600-2100 0.16-0.21 1.3-1.7 104-135 2.1-3.0 167-239 0.6-0.8 4.8-6.4 ≤80
MS-XX 2300-2600 0.23-0.26 2.1-2.3 167-183 2.4-3.5 191-278 1.3-1.6 10.4-12.8 ≤80
MS-XX-STIC 2100-2400 0.21-0.24 1.7-2.0 135-160 2.3-3.2 184-255 1.0-1.2 8.0-9.6 ≤80
CP-XXXX 1600-2100 0.16-0.21 1.3-1.7 104-135 2.1-3.0 167-239 0.6-0.8 4.8-6.4 ≤80
NMT-XX 4800-5800 0.48-0.58 3.7-4.7 290-380 8-10 630-800 5.5-6.5 44-52 ≤120
NMS-XX 4800-5800 0.48-0.58 3.7-4.7 290-380 8-10 630-800 5.5-6.5 44-52 ≤120

The above mentioned magnetic parameters and physical properties are approximate values and apply at room temperature.

The maximum working temperature of the magnets depends on the ratio diameter to thickness and additional environmental factors. What temperatures can magnets withstand?