N38 Neodymium ring magnets used in loudspeaker
The performance of neodymium magnet
Material Code | Br | Hcj | BH(max) | Max Working temperature | ||||
KGs | T | Koe | KA/m | MGOe | KJ/m3 | (Tw) | ||
N52 | 1430-1480 | 14.3-14.8 | >=11 | >=876 | 50-53 | 398-422 | 80℃ | |
N50 | 1400-1450 | 14.0-14.5 | >=11 | >=876 | 48-51 | 398-423 | 80℃ | |
N48 | 1380-1420 | 13.8-14.2 | >=12 | >=955 | 46-49 | 366-390 | 80℃ | |
N45 | 1320-1380 | 13.2-13.8 | >=12 | >=955 | 43-46 | 342-366 | 80℃ | |
N42 | 1280-1320 | 12.8-13.2 | >=12 | >=955 | 40-43 | 318-342 | 80℃ | |
N40 | 1250-1280 | 12.5-12.8 | >=12 | >=955 | 38-41 | 302-326 | 80℃ | |
N38 | 1220-1250 | 12.2-12.5 | >=12 | >=955 | 36-39 | 287-310 | 80℃ | |
N35 | 1170-1220 | 11.7-12.2 | >=12 | >=955 | 33-36 | 263-287 | 80℃ | |
50M | 1400-1450 | 14.0-14.5 | >=14 | >=1114 | 48-51 | 382-406 | 100℃ | |
48M | 1360-1430 | 13.6-14.3 | >=14 | >=1114 | 46-49 | 366-390 | 100℃ | |
45M | 1320-1380 | 13.2-13.8 | >=14 | >=1114 | 43-46 | 342-366 | 100℃ | |
42M | 1280-1320 | 12.8-13.2 | >=14 | >=1114 | 40-43 | 318-342 | 100℃ | |
40M | 1250-1280 | 12.5-12.8 | >=14 | >=1114 | 38-41 | 302-326 | 100℃ | |
38M | 1220-1250 | 12.2-12.5 | >=14 | >=1114 | 36-39 | 287-310 | 100℃ | |
35M | 1170-1220 | 11.7-12.2 | >=14 | >=1114 | 33-36 | 263-287 | 100℃ | |
33M | 1130-1170 | 11.3-11.7 | >=14 | >=1114 | 31-33 | 247-263 | 100℃ | |
30M | 1080-1130 | 10.8-11.3 | >=14 | >=1114 | 28-31 | 223-247 | 100℃ | |
48H | 1370-1430 | 13.7-14.3 | >=17 | >=1353 | 46-49 | 366-390 | 120℃ | |
45H | 1320-1380 | 13.2-13.8 | >=17 | >=1353 | 43-46 | 342-366 | 120℃ | |
42H | 1280-1320 | 12.8-13.2 | >=17 | >=1353 | 40-43 | 318-342 | 120℃ | |
40H | 1250-1280 | 12.5-12.8 | >=17 | >=1353 | 38-41 | 302-326 | 120℃ | |
38H | 1220-1250 | 12.2-12.5 | >=17 | >=1353 | 36-39 | 287-310 | 120℃ | |
35H | 1170-1220 | 11.7-12.2 | >=17 | >=1353 | 33-36 | 263-287 | 120℃ | |
33H | 1130-1170 | 11.3-11.7 | >=17 | >=1353 | 31-34 | 247-271 | 120℃ | |
30H | 1080-1130 | 10.8-11.3 | >=17 | >=1353 | 28-31 | 223-247 | 120℃ | |
45SH | 1320-1380 | 13.2-13.8 | >=20 | >=1592 | 43-46 | 342-366 | 150℃ | |
42SH | 1280-1320 | 12.8-13.2 | >=20 | >=1592 | 40-43 | 318-342 | 150℃ | |
40SH | 1240-1280 | 12.5-12.8 | >=20 | >=1592 | 38-41 | 302-326 | 150℃ | |
38SH | 1220-1250 | 12.2-12.5 | >=20 | >=1592 | 36-39 | 287-310 | 150℃ | |
35SH | 1170-1220 | 11.7-12.2 | >=20 | >=1592 | 33-36 | 263-287 | 150℃ | |
33SH | 1130-1170 | 11.3-11.7 | >=20 | >=1592 | 31-34 | 247-271 | 150℃ | |
30SH | 1080-1130 | 10.8-11.3 | >=20 | >=1592 | 28-31 | 223-247 | 150℃ | |
40UH | 1240-1280 | 12.5-12.8 | >=25 | >=1990 | 38-41 | 302-326 | 180℃ | |
38UH | 1220-1250 | 12.2-12.5 | >=25 | >=1990 | 36-39 | 287-310 | 180℃ | |
35UH | 1180-1220 | 11.8-12.2 | >=25 | >=1990 | 33-36 | 263-287 | 180℃ | |
33UH | 1130-1170 | 11.3-11.7 | >=25 | >=1990 | 31-34 | 247-271 | 180℃ | |
30UH | 1080-1130 | 10.8-11.3 | >=25 | >=1990 | 28-31 | 223-247 | 180℃ | |
28UH | 1020-1080 | 10.2-10.8 | >=25 | >=1990 | 26-29 | 207-231 | 180℃ | |
38EH | 1220-1250 | 12.2-12.5 | >=30 | >=2388 | 36-39 | 287-310 | 200℃ | |
35EH | 1170-1220 | 11.7-12.2 | >=30 | >=2388 | 33-36 | 263-287 | 200℃ | |
33EH | 1130-1170 | 11.3-11.7 | >=30 | >=2388 | 31-34 | 247-271 | 200℃ | |
30EH | 1080-1130 | 10.8-11.3 | >=30 | >=2388 | 28-31 | 223-247 | 200℃ | |
28EH | 1040-1090 | 10.4-10.9 | >=30 | >=2388 | 26-29 | 207-231 | 200℃ | |
ISO 9001:2008
