HJ ADVANTAGES:
• A team of deft professionals who devote to top-clas production.
• A vast infrastructure fully equipped with avant-garde machineries.
• The advanced equipment was imported from U.S,Germany and Japan and the worshops are very clean and professional.
• HJ was qualified by ISO:9001-2008, ISO:14000-2004, TS16949-2009, which are the certifications of differnet Quality Management Systems(QMS)
Basic information of ndfeb strong magnets
| Magnetic properties of Sintered NdFeB magnets,HJ: | | |
| Grade | Remanence | Coercive Force | Intrinsic Coercive Force | Max. energy product | Max. Operating Temperature | |
| Br | Hcb | Hcj | (BH )max | Tw | |
| mT | (kGs) | kA/m | (kOe) | kA/m | (kOe) | kJ/m3 | (MGOe) | |
| N35 | 1170-1220 | (11.7-12.2) | >= 868 | ( >= 10.9) | >=955 | ( >= 12) | 263-287 | (33-36) | 80°C | |
| N38 | 1220-1250 | (12.2-12.5) | >=899 | ( >= 11.3) | >=955 | ( >= 12) | 287-310 | (36-39) | 80°C | |
| N40 | 1250-1280 | (12.5-12.8) | >= 907 | ( >= 11.4) | >=955 | ( >= 12) | 302-326 | (38-41) | 80°C | |
| N42 | 1280-1320 | (12.8-13.2) | >= 915 | ( >= 11.5) | >=955 | ( >= 12) | 318-342 | (40-43) | 80°C | |
| N45 | 1320-1380 | (13.2-13.8) | >= 923 | ( >= 11.6) | >=955 | ( >= 12) | 342-366 | (43-46) | 80°C | |
| N48 | 1380-1420 | (13.8-14.2) | >= 923 | ( >=11.6) | >=955 | ( >= 12) | 366-390 | (46-49) | 80°C | |
| N50 | 1400-1450 | (14.0-14.5) | >= 796 | ( >= 10.0) | >=955 | ( >= 12) | 382-406 | (48-51) | 80°C | |
| N52 | 1430-1480 | (14.3-14.8) | >= 796 | ( >= 10.0) | >=955 | ( >= 12) | 398-422 | (50-53) | 80°C | |
| 33M | 1130-1170 | (11.3-11.7) | >= 836 | (>= 10.5) | >= 1114 | ( >= 14) | 247-263 | (31-33) | 100°C | |
| 35M | 1170-1220 | (11.7-12.2) | >= 868 | ( >= 10.9) | >= 1114 | ( >= 14) | 263-287 | (33-36) | 100°C | |
| 38M | 1220-1250 | (12.2-12.5) | >= 899 | ( >= 11.3) | >= 1114 | ( >= 14) | 287-310 | (36-39) | 100°C | |
| 40M | 1250-1280 | (12.5-12.8) | >= 923 | ( >= 11.6) | >= 1114 | ( >= 14) | 302-326 | (38-41) | 100°C | |
| 42M | 1280-1320 | (12.8-13.2) | >= 955 | ( >= 12.0) | >= 1114 | ( >= 14) | 318-342 | (40-43) | 100°C | |
| 45M | 1320-1380 | (13.2-13.8) | >= 995 | ( >= 12.5) | >= 1114 | ( >= 14) | 342-366 | (43-46) | 100°C | |
| 48M | 1360-1430 | (13.6-14.3) | >= 1027 | ( >= 12.9) | >= 1114 | ( >= 14) | 366-390 | (46-49) | 100°C | |
| 50M | 1400-1450 | (14.0-14.5) | >= 1033 | ( >= 13.0) | >= 1114 | ( >= 14) | 382-406 | (48-51) | 100°C | |
| 30H | 1080-1130 | (10.8-11.3) | >= 796 | ( >= 10.0) | >= 1353 | ( >= 17) | 223-247 | (28-31) | 120°C | |
| 33H | 1130-1170 | (11.3-11.7) | >= 836 | ( >= 10.5) | >= 1353 | ( >= 17) | 247-271 | (31-34) | 120°C | |
| 35H | 1170-1220 | (11.7-12.2) | >= 868 | ( >= 10.9) | >= 1353 | ( >= 17) | 263-287 | (33-36) | 120°C | |
| 38H | 1220-1250 | (12.2-12.5) | >= 899 | ( >= 11.3) | >= 1353 | ( >= 17) | 287-310 | (36-39) | 120°C | |
| 40H | 1250-1280 | (12.5-12.8) | >= 923 | ( >= 11.6) | >= 1353 | ( >= 17) | 302-326 | (38-41) | 120°C | |
| 42H | 1280-1320 | (12.8-13.2) | >= 955 | ( >= 12.0) | >= 1353 | ( >= 17) | 318-342 | (40-43) | 120°C | |
| 45H | 1320-1360 | (13.2-13.6) | >= 963 | ( >= 12.1) | >= 1353 | ( >= 17) | 326-358 | (43-46) | 120°C | |
| 48H | 1370-1430 | (13.7-14.3) | >= 995 | ( >= 12.5) | >= 1353 | ( >= 17) | 366-390 | (46-49) | 120°C | |
| 30SH | 1080-1130 | (10.8-11.3) | >= 804 | ( >= 10.1) | >= 1592 | ( >= 20) | 223-247 | (28-31) | 150°C | |
| 33SH | 1130-1170 | (11.3-11.7) | >= 844 | ( >= 10.6) | >= 1592 | ( >= 20) | 247-271 | (31-34) | 150°C | |
| 35SH | 1170-1220 | (11.7-12.2) | >= 876 | ( >= 11.0) | >= 1592 | ( >= 20) | 263-287 | (33-36) | 150°C | |
| 38SH | 1220-1250 | (12.2-12.5) | >= 907 | ( >= 11.4) | >= 1592 | ( >= 20) | 287-310 | (36-39) | 150°C | |
| 40SH | 1240-1280 | (12.5-12.8) | >= 939 | ( >= 11.8) | >= 1592 | ( >= 20) | 302-326 | (38-41) | 150°C | |
| 42SH | 1280-1320 | (12.8-13.2) | >= 987 | ( >= 12.4) | >= 1592 | ( >= 20) | 318-342 | (40-43) | 150°C | |
| 45SH | 1320-1380 | (13.2-13.8) | >= 1003 | ( >= 12.6) | >= 1592 | ( >= 20) | 342-366 | (43-46) | 150°C | |
| 28UH | 1020-1080 | (10.2-10.8) | >= 764 | ( >= 9.6) | >= 1990 | ( >= 25) | 207-231 | (26-29) | 180°C | |
| 30UH | 1080-1130 | (10.8-11.3) | >= 812 | ( >= 10.2) | >= 1990 | ( >= 25) | 223-247 | (28-31) | 180°C | |
| 33UH | 1130-1170 | (11.3-11.7) | >= 852 | ( >= 10.7) | >= 1990 | ( >= 25) | 247-271 | (31-34) | 180°C | |
| 35UH | 1180-1220 | (11.8-12.2) | >= 860 | ( >= 10.8) | >= 1990 | ( >= 25) | 263-287 | (33-36) | 180°C | |
| 38UH | 1220-1250 | (12.2-12.5) | >= 876 | ( >= 11.0) | >= 1990 | ( >= 25) | 287-310 | (36-39) | 180°C | |
| 40UH | 1240-1280 | (12.5-12.8) | >= 899 | ( >=11.3) | >= 1990 | ( >= 25) | 302-326 | (38-41) | 180°C | |
| 28EH | 1040-1090 | (10.4-10.9) | >= 780 | ( >= 9.8) | >= 2388 | ( >= 30) | 207-231 | (26-29) | 200°C | |
| 30EH | 1080-1130 | (10.8-11.3) | >= 812 | ( >= 10.2) | >= 2388 | ( >= 30) | 223-247 | (28-31) | 200°C | |
| 33EH | 1130-1170 | (11.3-11.7) | >= 876 | ( >= 10.5) | >= 2388 | ( >= 30) | 247-271 | (31-34) | 200°C | |
| 35EH | 1170-1220 | (11.7-12.2) | >= 876 | ( >= 11.0) | >= 2388 | ( >= 30) | 263-287 | (33-36) | 200°C | |
| 38EH | 1220-1250 | (12.2-12.5) | >= 899 | ( >= 11.3) | >= 2388 | ( >= 30) | 287-310 | (36-39) | 200°C | |
| 28AH | 1040-1090 | (10.4-10.9) | >=787 | ( >= 9.9) | >= 2624 | ( >= 33) | 207-231 | (26-29) | 240°C | |
| 30AH | 1080-1130 | (10.8-11.3) | >=819 | ( >= 10.3) | >= 2624 | ( >= 33) | 223-247 | (28-31) | 240°C | |
| 33AH | 1130-1170 | (11.3-11.7) | >= 843 | (>= 10.6) | >= 2624 | ( >= 33) | 247-271 | (31-34) | 240°C | |
| · The maximum working temperature of magnet is changeable due to ratio of length and diameter and environment factors. Note: · The above-mentioned data of magnetic parameters and physical properties are given at room temperature. | | |
Magnetic properties of Bonded NdFeB magnets,HJ:
| Performance | B r T(Gs) | H CB kA/m(kOe) | H CJ kA/m(kOe) | (BH) max kJ/m 3 (MGOe) | D g/cm 3 | μ r | α( B r ) %/ ºC | T w ºC |
| BN-6 | 0.55-0.62 | 285-370 (3.6-4.6 | 600-755 (7.5-9.5 | 44-56 (5.5-7) | 5.5-6.1 | 1.15 | -0.13 | 100 |
| BN-8L | 0.60-0.64 | 360-400 (4.5-5.0) | 715-800 (9-10) | 56-64 (7.0-8.0) | 5.6-6.1 | 1.15 | -0.13 | 110 |
| BN-8 | 0.62-0.69 | 385-445 (4.8-5.6) | 640-800 (8-10) | 64-72 (8.0-9.0) | 5.8-6.1 | 1.15 | -0.13 | 120 |
| BN-8SR8 | 0.62-0.66 | 410-465 (5.2-5.8) | 880-1120 (11-14) | 64-72 (8.0-9.0) | 5.8-6.1 | 1.13 | -0.13 | 150 |
| BN-8H | 0.61-0.65 | 410-455 (5.2-5.7) | 1190-1440 (15-18) | 64-72 (8.0-9.0) | 5.9-6.2 | 1.15 | -0.07 | 125 |
| BN-9 | 0.65-0.70 | 400-440 (5.0-5.5) | 640-800 (8-10) | 70-76 (8.8-9.5) | 5.8-6.1 | 1.22 | -0.12 | 120 |
| BN-10 | 0.68-0.72 | 420-470 (5.3-5.9) | 640-800 (8-10) | 76-84 (9.5-10.5) | 5.8-6.1 | 1.22 | -0.11 | 120 |
| BN-11 | 0.70-0.74 | 445-480 (5.6-6.0) | 680-800 (8.5-10) | 80-88 910.0-11.0) | 5.8-6.1 | 1.22 | -0.11 | 120 |
| BN-11L | 0.70-0.74 | 400-440 (5.0-5.5) | 520-640 (6.5-8) | 78-84 (9.8-10.5) | 5.8-6.1 | 1.26 | -0.11 | 110 |
| BN-12L | 0.74-0.80 | 420-455 (5.3-5.7) | 520-600 (6.5-7.5) | 84-92 (10.5-11.5) | 5.8-6.1 | 1.26 | -0.08 | 110 |
| The above values depend on magnet shape and its dimensions. It is recommended that the figures be certified in actual products. |
Sample Policy
The Size of magnet we can supply:
HJ magnet manufacturing, Co. is a domestic leading manufacturer engaged in R&D, production and marketing of various magnets, such as Rare Earth magnet (Nd-Fe-B magnet), Ferrite magnet, Alnico magne, SmCo magnet and Rubber magnet, and magnetic assemblies&starter series&motor molding. Since foundation, under the idea of qualified products and excellent service, HJ magnet manufacturing, Co. has won many clients' trust and respect.
The production base is located in Zhejiang province, near to Shanghai port, occupying an area of 17,500m2, with staff of 450. Nowadays, the factory has monthly capacity of 150 tons medium-and-high-grade NdFeB magnet, 2000 tons ferrite magnet&rubber magnet with different grades and 100 tons Alnico magnet&SmCo magnet. Our products are widely used in micro motor, automobile, medical equipment, electro-acoustic components, wind power, military aerospace, magnetic separator, and other fields.
With the implement and adhering of the ISO9001:2000, ISO/TS16949:2002 and ISO14001:2004, keeping in intensifying technical innovation, improving technology and equipment , during all these years, HJ magnet manufacturing, Co. has achieved high technics in the products with high corrosion resistance, low temperature coefficients, ultrahigh Intrinsic coefficient force (Hcj) etc. HJ magnet manufacturing, Co. has become one of the most competitive permanent magnet manufacturers in China.
CHOOSE US! HJ MAGNET IS ALWAYS YOUR BEST CHOICE!
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