Jingqiu Magnetic Electric Co.,LTD
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Price: | 0.1~10.0 USD |
Payment Terms: | T/T,L/C |
Place of Origin: | Zhejiang, China (Mainland) |
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Production Information:
Type & Composite: | Manufacturer of Permanent NdFeB Magnets |
Production Capacity: | Neodymium magnet: 2160Tons /year |
Grade : | N33-N52,N35M-N50M,N30H-N48H,N30SH-N45SH, N30UH-N40UH,N30EH-N38EH , N30AH-N33AH |
Size : | Many Moulds , also provide Custom-made Service |
Coating : | NiCuNi, Blue Zn,Color Zn, Zn3+Cr, gold, sliver, epoxy, phosphate, passivate |
Features and Application:
Features: | a/ Advanced production and R&D facilities are imported from Germany and Japan. |
b/ WHOLE free oxygen production line. | |
c/ Good coating control, PCT can reach 7 days for NICUNI . | |
d/ Oxygen contain for our material less than 3%. | |
e/ Honesty--based on thanksgiving and duty. | |
Application: | 1/ Used in motors, generators,elevator tractions, pumps, wind energy etc. |
2/ Used in loudspeakers,earphones,sensors etc. |
NdFeB(Neodymium Iron Boron)
1> The third generation of rare earth permanent ndfeb magnet is contemporarily the most performance of the permanent magnet. it can suck up as much as 640 times as its own weight
2> Due to main raw material of NdFeB magnet is very cheap, rare earth neodymium reserves is more ten - 16 times than samarium, so the price is much lower than samarium cobalt magnet.
3> Ndfeb magnet mechanical performance is better than samarium cobalt magnet and alnico magnet , it is more easy to cut and drill , including complex shape processing.
4> The disadvantages of NdFeB magnet is temperature for poor performance . normally, it is for 80 degrees Celsius, after special treatment , the plating highest working temperature can reach 200 degrees Celsius.
5
>Due to the material contains a large number of neodymium and iron, so it is
easy to rust ,so, ndfeb magnet must be surface coating processing. it can be
nickel (Ni), zinc (Zn), gold (Au), chromium (Cr), Epoxy resin (Epoxy),
etc.
6> Ndfeb magnet has been widely used in aerospace, electronics,
mechanical and electrical, instrumentation, medical, etc. also, it is being
used more and more widely in non-technical fields , such as adsorption magnet,
toys, jewelry, etc.
Magnetic properties of Neodymiummagnets
Grade | Br | Hcb | Hcj | (BH)max | Density | Curie Temp | Working Temp | ||||
mT | kGs | kA/m | kOe | kA/m | kOe | kJ/m3 | MGOe | g/cm3 | ℃ | ℃ | |
N35 | 1180-1230 | 11800-12300 | ≥868 | ≥10900 | ≥955 | ≥12000 | 263-287 | 33-36 | 7.45 | 310 | ≤80 |
N38 | 1220-1280 | 12200-12800 | ≥899 | ≥11300 | ≥955 | ≥12000 | 287-310 | 36-39 | |||
N40 | 1250-1310 | 12600-13100 | ≥923 | ≥11600 | ≥955 | ≥12000 | 302-326 | 38-41 | |||
N42 | 1280-1340 | 12800-13400 | ≥923 | ≥11600 | ≥955 | ≥12000 | 318-342 | 40-43 | |||
N45 | 1320-1370 | 13200-13700 | ≥876 | ≥11000 | ≥955 | ≥12000 | 342-366 | 43-46 | |||
N48 | 1380-1420 | 13600-14200 | ≥836 | ≥10500 | ≥876 | ≥11000 | 358-390 | 45-48 | |||
N50 | 1400-1450 | 13900-14500 | ≥836 | ≥10500 | ≥876 | ≥11000 | 374-406 | 47-51 | |||
N52 | 1430-1480 | 14200-14800 | ≥796 | ≥10000 | ≥876 | ≥11000 | 390-422 | 49-53 | |||
N35M | 1180-1230 | 11800-12300 | ≥868 | ≥10900 | ≥1114 | ≥14000 | 263-287 | 33-36 | ≤100 | ||
N38M | 1220-1280 | 12200-12800 | ≥899 | ≥11300 | ≥1114 | ≥14000 | 287-310 | 36-39 | |||
N40M | 1260-1310 | 12600-13100 | ≥923 | ≥11600 | ≥1114 | ≥14000 | 302-326 | 38-41 | |||
N42M | 1280-1340 | 12800-13400 | ≥923 | ≥11600 | ≥1114 | ≥14000 | 318-342 | 40-43 | |||
N45M | 1340-1390 | 13400-13900 | ≥876 | ≥11000 | ≥1114 | ≥14000 | 342-366 | 43-46 | |||
N48M | 1360-1420 | 13600-14200 | ≥876 | ≥11000 | ≥1114 | ≥14000 | 366-390 | 46-49 | |||
N35H | 1180-1230 | 11800-12300 | ≥868 | ≥10900 | ≥1353 | ≥17000 | 263-287 | 33-36 | ≤120 | ||
N38H | 1220-1280 | 12200-12800 | ≥899 | ≥11300 | ≥1353 | ≥17000 | 287-310 | 36-39 | |||
N40H | 1260-1310 | 12600-13100 | ≥923 | ≥11600 | ≥1353 | ≥17000 | 302-326 | 38-41 | |||
N42H | 1280-1340 | 12800-13400 | ≥923 | ≥11600 | ≥1353 | ≥17000 | 318-342 | 40-43 | |||
N45H | 1330-1390 | 13300-13900 | ≥923 | ≥11600 | ≥1353 | ≥17000 | 342-366 | 43-46 | |||
N48H | 1360-1420 | 13600-14200 | ≥923 | ≥11600 | ≥1274 | ≥16000 | 366-390 | 46-49 | |||
N33SH | 1140-1190 | 11400-11900 | ≥836 | ≥10500 | ≥1592 | ≥20000 | 247-270 | 31-34 | ≤150 | ||
N35SH | 1180-1230 | 11800-12300 | ≥868 | ≥10900 | ≥1592 | ≥20000 | 263-287 | 33-36 | |||
N38SH | 1220-1280 | 12200-12800 | ≥899 | ≥11300 | ≥1592 | ≥20000 | 287-310 | 36-39 | |||
N40SH | 1260-1310 | 12600-13100 | ≥923 | ≥11600 | ≥1592 | ≥20000 | 302-326 | 38-41 | |||
N42SH | 1280-1340 | 12800-13400 | ≥923 | ≥11600 | ≥1592 | ≥20000 | 318-342 | 40-43 | |||
N45SH | 1330-1390 | 13300-13900 | ≥923 | ≥11600 | ≥1592 | ≥20000 | 342-366 | 43-46 | |||
N28UH | 1030-1090 | 10300-10900 | ≥780 | ≥9800 | ≥1990 | ≥25000 | 207-231 | 26-29 | ≤180 | ||
N30UH | 1090-1140 | 10900-11400 | ≥812 | ≥10200 | ≥1990 | ≥25000 | 223-247 | 28-31 | |||
N33UH | 1130-1170 | 11300-11700 | ≥852 | ≥10700 | ≥1990 | ≥25000 | 247-263 | 31-33 | |||
N35UH | 1180-1220 | 11800-12200 | ≥868 | ≥10900 | ≥1990 | ≥25000 | 263-287 | 33-36 | |||
N38UH | 1220-1270 | 12200-12700 | ≥899 | ≥11300 | ≥1990 | ≥25000 | 287-310 | 36-39 | |||
N28EH | 1030-1090 | 10300-10900 | ≥780 | ≥9800 | ≥2388 | ≥30000 | 207-231 | 26-29 | ≤200 | ||
N30EH | 1080-1130 | 10800-11300 | ≥812 | ≥10200 | ≥2388 | ≥30000 | 223-247 | 28-31 | |||
N33EH | 1130-1170 | 11300-11700 | ≥852 | ≥10700 | ≥2388 | ≥30000 | 247-263 | 31-33 | |||
N35EH | 1180-1220 | 11800-12200 | ≥868 | ≥10900 | ≥2388 | ≥30000 | 263-287 | 33-36 |