Block magnet is mainly used in industrial permanent magnet motor, linear motor, variable frequency compressor, permanent magnet wind turbine, rail transit traction motor, etc.IMRI is a professional supplier who can provide you with NdFeB magnets of different sizes,materials and shapes.
Specifications:
Product | Square magnet steel, rare earth permanent magnet, neodymium iron boron square, square neodymium magnet | |
Material | Neodymium iron boron, neodymium magnet, rare earth magnet steel, magnet | |
Performance level and operating temperature | Performance level | The highest operating temperature |
N35-N54 | 80°C (176°F) | |
35M-52M | 100°C (212°F) | |
35H-50H | 120°C (248°F) | |
33SH-48SH | 150°C (302°F) | |
28UH-45UH | 180°C (356°F) | |
28EH-42EH | 200°C (392°F) | |
28AH-40AH | 230°C (446°F) | |
Appearance | Square or rectangle or cube, but disc, ring, cylinder, tile and all kinds of special products can be made | |
Clad layer | Nickel, nickel copper nickel, chemical nickel, blue and white zinc, color zinc, epoxy resin, phosphating, passivation, elvore, gold, silver, tin | |
Magnetization direction | Thickness direction magnetization, axial magnetization, radial magnetization, multistage magnetization and radiation magnetization, and special customized magnetization can also be operated | |
Application | Servo motor, brushless motor, linear motor, electric tools, automobile spare parts (EPS, the oil pump motor, start the motor, ignition coil, etc.), the electric car motor, robot drive motor, frequency conversion compressor, rail transit traction motor, consumer electronics, permanent magnet wind turbine, energy-saving elevator, sound equipment, magnetic switch, optical drive heads, nuclear magnetic resonance (NMR), magnetic separator, sensors, etc | |
Certificate | ISO/TS 16949, ISO9001, ISO14001, RoHS, REACH | |
Package | Standard sea or air packing, such as cartons, wooden cases, pallets, etc | |
Delivery time | The sample usually takes 7 days, and the batch usually takes 15-20 days | |
Shippment | Express(TNT, DHL, FedEx, UPS), Air and sea transport |
Magnetic properties of various grades of NdFeB materials
Grade | Br | Hcj | Hcb | (BH)max | D | αBr | αHcj | Tc | Tw | μrec | ||||
(L/D≥0.7) | ||||||||||||||
Gs | mT | Oe | KA/m | Oe | KA/m | MGOe | KJ/m3 | g/m3 | %/ ℃ | %/ ℃ | ℃ | ℃ | — | |
N42 | 12800~13300 | 1280~1330 | 12000 | 955 | 11600 | 923 | 40~43 | 318~342 | 7.5 | -0.12 | -0.6 | 320 | 80 | 1.05 |
N45 | 13300~13700 | 1330~1370 | 12000 | 955 | 11000 | 876 | 43~46 | 342~366 | 7.5 | -0.12 | -0.6 | 320 | 80 | 1.05 |
N48 | 13700~14200 | 1370~1420 | 12000 | 955 | 11200 | 892 | 46~49 | 366~390 | 7.5 | -0.12 | -0.6 | 320 | 80 | 1.05 |
N50 | 13900~14400 | 1390~1440 | 11000 | 876 | 10500 | 836 | 47~51 | 374~406 | 7.55 | -0.12 | -0.6 | 320 | 80 | 1.05 |
N52 | 14200~14700 | 1420~1470 | 11000 | 876 | 10500 | 836 | 49~53 | 390~422 | 7.55 | -0.12 | -0.6 | 320 | 80 | 1.05 |
N42M | 12800~13300 | 1280~1320 | 14000 | 1114 | 12000 | 955 | 40~43 | 318~342 | 7.5 | -0.12 | -0.6 | 320 | 100 | 1.05 |
N45M | 13300~13700 | 1330~1370 | 14000 | 1114 | 12500 | 995 | 43~46 | 342~366 | 7.5 | -0.12 | -0.6 | 320 | 100 | 1.05 |
N48M | 13600~14200 | 1360~1420 | 14000 | 1114 | 12800 | 1019 | 45~49 | 358~390 | 7.55 | -0.12 | -0.6 | 320 | 100 | 1.05 |
N50M | 13900~14400 | 1390~1440 | 14000 | 1114 | 13000 | 1035 | 47~51 | 374~406 | 7.55 | -0.12 | -0.6 | 320 | 100 | 1.05 |
N52M | 14200~14700 | 1420~1470 | 13000 | 1035 | 12500 | 995 | 49~53 | 390~422 | 7.55 | -0.12 | -0.6 | 320 | 100 | 1.05 |
N42H | 12800~13300 | 1280~1330 | 17000 | 1353 | 12000 | 955 | 40~43 | 318~342 | 7.55 | -0.12 | -0.6 | 320 | 120 | 1.05 |
N45H | 13300~13700 | 1330~1370 | 17000 | 1353 | 12100 | 963 | 43~46 | 342~366 | 7.55 | -0.12 | -0.6 | 320 | 120 | 1.05 |
N48H | 13600~14200 | 1360~1420 | 17000 | 1353 | 12900 | 1027 | 45~49 | 358~390 | 7.6 | -0.12 | -0.6 | 320 | 120 | 1.05 |
N50H | 13900~14400 | 1390~1440 | 16000 | 1274 | 13000 | 1035 | 47~51 | 374~406 | 7.6 | -0.12 | -0.6 | 320 | 120 | 1.05 |
N42SH | 12800~13200 | 1280~1320 | 20000 | 1592 | 12200 | 971 | 40~43 | 318~342 | 7.55 | -0.11 | -0.55 | 320 | 150 | 1.05 |
N45SH | 13200~13700 | 1320~1370 | 20000 | 1592 | 12300 | 979 | 43~46 | 342~366 | 7.6 | -0.11 | -0.55 | 320 | 150 | 1.05 |
N48SH | 13600~14200 | 1360~1420 | 19000 | 1512 | 12500 | 995 | 45~49 | 358~390 | 7.6 | -0.11 | -0.55 | 320 | 150 | 1.05 |
N28UH | 10200~10800 | 1020~1080 | 25000 | 1990 | 9600 | 764 | 26~29 | 207~231 | 7.5 | -0.1 | -0.51 | 320 | 180 | 1.05 |
N30UH | 10800~11300 | 1080~1130 | 25000 | 1990 | 10200 | 812 | 28~31 | 223~247 | 7.5 | -0.1 | -0.51 | 320 | 180 | 1.05 |
N33UH | 11300~11700 | 1130~1170 | 25000 | 1990 | 10700 | 852 | 31~34 | 247~271 | 7.55 | -0.1 | -0.51 | 320 | 180 | 1.05 |
N35UH | 11700~12200 | 1170~1220 | 25000 | 1990 | 10800 | 860 | 33~36 | 263~287 | 7.55 | -0.1 | -0.51 | 320 | 180 | 1.05 |
N38UH | 12200~12500 | 1220~1250 | 25000 | 1990 | 11000 | 876 | 36~39 | 287~310 | 7.6 | -0.1 | -0.48 | 320 | 180 | 1.05 |
N40UH | 12500~12800 | 1250~1280 | 25000 | 1990 | 11500 | 915 | 38~41 | 302~326 | 7.6 | -0.1 | -0.48 | 320 | 180 | 1.05 |
N42UH | 12700~13200 | 1270~1320 | 24000 | 1910 | 12200 | 971 | 39~43 | 310~342 | 7.6 | -0.1 | -0.48 | 320 | 180 | 1.05 |
N45UH | 13200~13700 | 1320~1370 | 24000 | 1910 | 12300 | 979 | 43~46 | 342~366 | 7.6 | -0.1 | -0.48 | 320 | 180 | 1.05 |
N28EH | 10400~10900 | 1040~1090 | 30000 | 2388 | 9800 | 780 | 26~29 | 207~231 | 7.6 | -0.09 | -0.48 | 320 | 200 | 1.05 |
N30EH | 10800~11300 | 1080~1130 | 30000 | 2388 | 10200 | 812 | 28~31 | 223~247 | 7.6 | -0.09 | -0.48 | 320 | 200 | 1.05 |
N33EH | 11300~11700 | 1130~1170 | 30000 | 2388 | 10300 | 820 | 31~34 | 247~271 | 7.6 | -0.09 | -0.48 | 320 | 200 | 1.05 |
N35EH | 11700~12200 | 1170~1220 | 30000 | 2388 | 10500 | 836 | 33~36 | 263~287 | 7.6 | -0.09 | -0.48 | 320 | 200 | 1.05 |
N38EH | 12000~12500 | 1200~1250 | 30000 | 2388 | 11500 | 915 | 35~39 | 279~310 | 7.6 | -0.09 | -0.48 | 320 | 200 | 1.05 |
N28AH | 10200~10900 | 1020~1090 | 34000 | 2706 | 9800 | 780 | 25~29 | 199~231 | 7.6 | -0.09 | -0.48 | 320 | 240 | 1.05 |
N30AH | 10700~11300 | 1070~1130 | 34000 | 2706 | 10200 | 812 | 27~31 | 215~247 | 7.6 | -0.09 | -0.48 | 320 | 240 | 1.05 |
N33AH | 11100~11700 | 1110~1170 | 34000 | 2706 | 10300 | 820 | 30~34 | 239~271 | 7.6 | -0.09 | -0.48 | 320 | 240 | 1.05 |
N35AH | 11700~12200 | 1170~1220 | 34000 | 2706 | 10500 | 836 | 32~36 | 255~287 | 7.6 | -0.09 | -0.48 | 320 | 240 | 1.05 |