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Ningbo Dongsheng Strong Magnet Material Co.,Ltd.
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Rare Earth Ring Magnet
| Price: | 0.1~100.0 USD |
| Payment Terms: | T/T,L/C |
| Place of Origin: | Zhejiang, China (Mainland) |
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Product Detail
Higher unit magnetic properties than other magnet
Grade: from N35 to N50
Working temp. 80-220oC
NdFeB Magnet with Screw hole
Material:Neodymium Iron Boron
Palted:NiCuNi,Zn,Gold....
Grade:
| Grade | Br mT (kGs) | Hcb kA/m (kOe) | Hcj kA/m (kOe) | (BH)max kJ/m3 | Working Temperature (Tw) |
| (MGOe) | |||||
| N33 | 1130-1170(11.3-11.7) | ≥836 ( ≥ 10.5) | ≥955( ≥ 12) | 247-271(31-34) | 80 ℃ |
| N35 | 1170-1220(11.7-12.2) | ≥868( ≥ 10.9) | ≥955( ≥ 12) | 263-287(33-36) | |
| N38 | 1220-1250(12.2-12.5) | ≥899( ≥ 11.3) | ≥955( ≥ 12) | 287-310(36-39) | |
| N40 | 1250-1280(12.5-12.8) | ≥907( ≥ 11.4) | ≥955 ( ≥ 12) | 302-326(38-41) | |
| N42 | 1280-1320(12.8-13.2) | ≥915( ≥ 11.5) | ≥955( ≥ 12) | 318-342(40-43) | |
| N45 | 1320-1380(13.2-13.8) | ≥923( ≥ 11.6) | ≥955 ( ≥ 12) | 342-366(43-46) | |
| N48 | 1380-1420(13.8-14.2) | ≥923( ≥ 11.6) | ≥876( ≥ 12) | 366-390(46-49) | |
| N50 | 1400-1450(14.0-14.5) | ≥796( ≥ 10.0) | ≥876( ≥ 11) | 382-406(48-51) | 60 ℃ |
| N52 | 1430-1480(14.3-14.8) | ≥796( ≥ 10.0) | ≥876( ≥ 11) | 398-422(50-53) | |
| 30M | 1080-1130(10.8-11.3) | ≥796( ≥ 10.0) | ≥1114 ( ≥ 14) | 223-247(28-31) | 100 ℃ |
| 33M | 1130-1170(11.3-11.7) | ≥836( ≥ 10.5) | ≥1114( ≥ 14) | 247-263(31-33) | |
| 35M | 1170-1220(11.7-12.2) | ≥868( ≥ 10.9) | ≥1114( ≥ 14) | 263-287(33-36) | |
| 38M | 1220-1250(12.2-12.5) | ≥899( ≥ 11.3) | ≥1114( ≥ 14) | 287-310(36-39) | |
| 40M | 1250-1280(12.5-12.8) | ≥923( ≥ 11.6) | ≥1114( ≥ 14) | 302-326(38-41) | |
| 42M | 1280-1320(12.8-13.2) | ≥955( ≥ 12.0) | ≥1114( ≥ 14) | 318-342(40-43) | |
| 45M | 1320-1380(13.2-13.8) | ≥995( ≥ 12.5) | ≥1114 ( ≥ 14) | 342-366(43-46) | |
| 48M | 1360-1430(13.6-14.3) | ≥1027( ≥ 12.9) | ≥1114( ≥ 14) | 366-390(46-49) | |
| 50M | 1400-1450(14.0-14.5) | ≥1033 ( ≥ 13.0) | ≥1114( ≥ 14) | 382-406(48-51) | |
| 30H | 1080-1130(10.8-11.3) | ≥796 ( ≥ 10.0) | ≥1353( ≥ 17) | 223-247(28-31) | 120 ℃ |
| 33H | 1130-1170(11.3-11.7) | ≥836 ( ≥ 10.5) | ≥1353( ≥ 17) | 247-271(31-34) | |
| 35H | 1170-1220(11.7-12.2) | ≥868 ( ≥ 10.9) | ≥1353( ≥ 17) | 263-287(33-36) | |
| 38H | 1220-1250(12.2-12.5) | ≥899 ( ≥ 11.3) | ≥1353 ( ≥ 17) | 287-310(36-39) | |
| 40H | 1250-1280(12.5-12.8) | ≥923( ≥ 11.6) | ≥1353( ≥ 17) | 302-326(38-41) | |
| 42H | 1280-1320(12.8-13.2) | ≥955 ( ≥ 12.0) | ≥1353( ≥ 17) | 318-342(40-43) | |
| 45H | 1300-1360(13-13.6) | ≥963( ≥ 12.1) | ≥1353 ( ≥ 17) | 326-358(43-46) | |
| 48H | 1370-1430(13.7-14.3) | ≥995( ≥ 12.5) | ≥1353( ≥ 17) | 366-390(46-49) | |
| 30SH | 1080-1130(10.8-11.3) | ≥804( ≥ 10.1) | ≥1592( ≥ 20) | 223-247(28-31) | 150 ℃ |
| 33SH | 1130-1170(11.3-11.7) | ≥844( ≥ 10.6) | ≥1592( ≥ 20) | 247-271(31-34) | |
| 35SH | 1170-1220(11.7-12.2) | ≥876 ( ≥ 11.0) | ≥1592( ≥ 20) | 263-287(33-36) | |
| 38SH | 1220-1250(12.2-12.5) | ≥907( ≥ 11.4) | ≥1592( ≥ 20) | 287-310(36-39) | |
| 40SH | 1240-1280(12.5-12.8) | ≥939( ≥ 11.8) | ≥1592( ≥ 20) | 302-326(38-41) | |
| 42SH | 1280-1320(12.8-13.2) | ≥987 ( ≥ 12.4) | ≥1592 ( ≥ 20) | 318-342(40-43) | |
| 45SH | 1320-1380(13.2-13.8) | ≥1003 ( ≥ 12.6) | ≥1592( ≥ 20) | 342-366(43-46) | |
| 28UH | 1020-1080(10.2-10.8) | ≥764 ( ≥ 9.6) | ≥1990 ( ≥ 25) | 207-231(26-29) | 180 ℃ |
| 30UH | 1080-1130(10.8-11.3) | ≥812( ≥ 10.2) | ≥1990( ≥ 25) | 223-247(28-31) | |
| 33UH | 1130-1170(11.3-11.7) | ≥852( ≥ 10.7) | ≥1990 ( ≥ 25) | 247-271(31-34) | |
| 35UH | 1180-1220(11.8-12.2) | ≥860 ( ≥ 10.8) | ≥1990( ≥ 25) | 263-287(33-36) | |
| 38UH | 1220-1250(12.2-12.5) | ≥876 ( ≥ 11.0) | ≥1990( ≥ 25) | 287-310(36-39) | |
| 40UH | 1240-1280(12.5-12.8) | ≥899( ≥ 11.3) | ≥1990( ≥ 25) | 302-326(38-41) | |
| 28EH | 1040-1090(10.4-10.9) | ≥780( ≥ 9.8) | ≥2388( ≥ 30) | 207-231(26-29) | 200 ℃ |
| 30EH | 1080-1130(10.8-11.3) | ≥812 ( ≥ 10.2) | ≥2388 ( ≥ 30) | 223-247(28-31) | |
| 33EH | 1130-1170(11.3-11.7) | ≥836 ( ≥ 10.5) | ≥2388 ( ≥ 30) | 247-271(31-34) | |
| 35EH | 1170-1220(11.7-12.2) | ≥876 ( ≥ 11.0) | ≥2388( ≥ 30) | 263-287(33-36) | |
| 38EH | 1220-1250(12.2-12.5) | ≥899( ≥ 11.3) | ≥2388( ≥ 30) | 287-310(36-39) |
Magnetized: axially by thickness
Applications: widely used in closures for cabinet doors, handbags,sensors, speakers, brushless motor, DC motor, Step motor, wind turbine/wind generator, magntic hooks, magnetic filter, cup magnet, Automobiles, magnetic coupling, magnetic chuch, permanent magnetic lift, and so on
General dimension:
D10*H2(B5.0-C3.2)mm
D11*H3(B5.0-C3.2)mm
D12*H4(B5.0-C3.2)mm
D12*H2(B5.0-C3.2)mm
D14*H3(B5.0-C3.2)mm
D15*H2(B5.0-C3.2)mm
D16*H3(B5.0-C3.2)mm
D17*H5(B5.0-C3.2)mm
D20*H10(B5.5-C7.0)mm
TheMagnetization direction of Ring Magnets 
The Drawing of N38 Gold Plated Neodymium Ring Magnets Small Permanent NdFeB Ring Magnets:
Pictures of N38 Gold Plated Neodymium Ring Magnets Small Permanent NdFeB Ring Magnets:
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Company Info
Ningbo Dongsheng Strong Magnet Material Co.,Ltd. [China (Mainland)]
Business Type:Manufacturer
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)
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