NdFeB Ring Magnet:
HS code: 85051110- the most powerful
permanent magnets, possess high energy up to 52MGOe and wonderful coercive force.
1. Application: Motors, Windmill, Acoustics, Magnetic separators, Auto, VCM, MRI, Mobile accessories, lifting, sensors and loudspeaker
2. Grade: N35-N52, N33M-N50M, N30H-N48H, N30SH-N45SH, N28UH-N40UH, N328EH-N35EH,
3. Coating: Zn, Nickel, Ni-Cu-Ni, Epoxy, CR3+ZN, Ni+AG, Ni+AU, Ni+Sn
4. Raw Material: Neodymium, iron, boron, rare-earth material
5. Maximum working temperature: 80° -220°
6. Density: 7.5 to 7.6g/CMM³
7. OEM s various sizes of ring NdFeB magnet.
Magnetic properties of Sintered NdFeB magnets: |
Grade | Remanence | CoerciveForce | IntrinsicCoerciveForce | Max.energyproduct | Max. |
Operating |
Temperature |
Br | Hcb | Hcj | (BH) | Tw |
max |
mT | kA/m | kA/m | kJ/m3 |
(kGs) | (kOe) | (kOe) | (MGOe) |
N35 | 1170-1220 | > =868 | > =955 | 263-287 | 80C |
(11.7-12.2) | (> =10.9) | (> =12) | (33-36) |
N38 | 1220-1250 | > =899 | > =955 | 287-310 | 80C |
(12.2-12.5) | (> =11.3) | (> =12) | (36-39) |
N40 | 1250-1280 | > =907 | > =955 | 302-326 | 80C |
(12.5-12.8) | (> =11.4) | (> =12) | (38-41) |
N42 | 1280-1320 | > =915 | > =955 | 318-342 | 80C |
(12.8-13.2) | (> =11.5) | (> =12) | (40-43) |
N45 | 1320-1380 | > =923 | > =955 | 342-366 | 80C |
(13.2-13.8) | (> =11.6) | (> =12) | (43-46) |
N48 | 1380-1420 | > =923 | > =955 | 366-390 | 80C |
(13.8-14.2) | (> =11.6) | (> =12) | (46-49) |
N50 | 1400-1450 | > =796 | > =955 | 382-406 | 80C |
(14.0-14.5) | (> =10.0) | (> =12) | (48-51) |
N52 | 1430-1480 | > =796 | > =955 | 398-422 | 80C |
(14.3-14.8) | (> =10.0) | (> =12) | (50-53) |
33M | 1130-1170 | > =836 | > =1114 | 247-263 | 100C |
(11.3-11.7) | (> =10.5) | (> =14) | (31-33) |
35M | 1170-1220 | > =868 | > =1114 | 263-287 | 100C |
(11.7-12.2) | (> =10.9) | (> =14) | (33-36) |
38M | 1220-1250 | > =899 | > =1114 | 287-310 | 100C |
(12.2-12.5) | (> =11.3) | (> =14) | (36-39) |
40M | 1250-1280 | > =923 | > =1114 | 302-326 | 100C |
(12.5-12.8) | (> =11.6) | (> =14) | (38-41) |
42M | 1280-1320 | > =955 | > =1114 | 318-342 | 100C |
(12.8-13.2) | (> =12.0) | (> =14) | (40-43) |
45M | 1320-1380 | > =995 | > =1114 | 342-366 | 100C |
(13.2-13.8) | (> =12.5) | (> =14) | (43-46) |
48M | 1360-1430 | > =1027 | > =1114 | 366-390 | 100C |
(13.6-14.3) | (> =12.9) | (> =14) | (46-49) |
50M | 1400-1450 | > =1033 | > =1114 | 382-406 | 100C |
(14.0-14.5) | (> =13.0) | (> =14) | (48-51) |
35H | 1170-1220 | > =868 | > =1353 | 263-287 | 120C |
(11.7-12.2) | (> =10.9) | (> =17) | (33-36) |
38H | 1220-1250 | > =899 | > =1353 | 287-310 | 120C |
(12.2-12.5) | (> =11.3) | (> =17) | (36-39) |
40H | 1250-1280 | > =923 | > =1353 | 302-326 | 120C |
(12.5-12.8) | (> =11.6) | (> =17) | (38-41) |
42H | 1280-1320 | > =955 | > =1353 | 318-342 | 120C |
(12.8-13.2) | (> =12.0) | (> =17) | (40-43) |
45H | 1320-1360 | > =963 | > =1353 | 326-358 | 120C |
(13.2-13.6) | (> =12.1) | (> =17) | (43-46) |
48H | 1370-1430 | > =995 | > =1353 | 366-390 | 120C |
(13.7-14.3) | (> =12.5) | (> =17) | (46-49) |
35SH | 1170-1220 | > =876 | > =1592 | 263-287 | 150C |
(11.7-12.2) | (> =11.0) | (> =20) | (33-36) |
38SH | 1220-1250 | > =907 | > =1592 | 287-310 | 150C |
(12.2-12.5) | (> =11.4) | (> =20) | (36-39) |
40SH | 1240-1280 | > =939 | > =1592 | 302-326 | 150C |
(12.5-12.8) | (> =11.8) | (> =20) | (38-41) |
42SH | 1280-1320 | > =987 | > =1592 | 318-342 | 150C |
(12.8-13.2) | (> =12.4) | (> =20) | (40-43) |
45SH | 1320-1380 | > =1003 | > =1592 | 342-366 | 150C |
(13.2-13.8) | (> =12.6) | (> =20) | (43-46) |
28UH | 1020-1080 | > =764 | > =1990 | 207-231 | 180C |
(10.2-10.8) | (> =9.6) | (> =25) | (26-29) |
30UH | 1080-1130 | > =812 | > =1990 | 223-247 | 180C |
(10.8-11.3) | (> =10.2) | (> =25) | (28-31) |
33UH | 1130-1170 | > =852 | > =1990 | 247-271 | 180C |
(11.3-11.7) | (> =10.7) | (> =25) | (31-34) |
35UH | 1180-1220 | > =860 | > =1990 | 263-287 | 180C |
(11.8-12.2) | (> =10.8) | (> =25) | (33-36) |
38UH | 1220-1250 | > =876 | > =1990 | 287-310 | 180C |
(12.2-12.5) | (> =11.0) | (> =25) | (36-39) |
40UH | 1240-1280 | > =899 | > =1990 | 302-326 | 180C |
(12.5-12.8) | (> =11.3) | (> =25) | (38-41) |
28EH | 1040-1090 | > =780 | > =2388 | 207-231 | 200C |
(10.4-10.9) | (> =9.8) | (> =30) | (26-29) |
30EH | 1080-1130 | > =812 | > =2388 | 223-247 | 200C |
(10.8-11.3) | (> =10.2) | (> =30) | (28-31) |
33EH | 1130-1170 | > =876 | > =2388 | 247-271 | 200C |
(11.3-11.7) | (> =10.5) | (> =30) | (31-34) |
35EH | 1170-1220 | > =876 | > =2388 | 263-287 | 200C |
(11.7-12.2) | (> =11.0) | (> =30) | (33-36) |
38EH | 1220-1250 | > =899 | > =2388 | 287-310 | 200C |