GRADE | Remanence Br | Coercivity Hcb | Intrinsic Coercivity Hcj | Max. Energy Product (BH)max | Curie Temp. Tc | Oper. Temp.Tw | ||||
T | KGs | KA/m | KOe | KA/m | KOe | KJ/m3 | MGOe | ºC | ºC | |
N35 | 1.18-1.22 | 11.8-12.2 | ≥868 | ≥10.9 | ≥955 | ≥12 | 263-287 | 33-36 | 310 | ≤80 |
N38 | 1.22-1.25 | 12.2-12.5 | ≥899 | ≥11.3 | ≥955 | ≥12 | 287-310 | 36-39 | 310 | ≤80 |
N40 | 1.25-1.28 | 12.5-12.8 | ≥923 | ≥11.6 | ≥955 | ≥12 | 302-326 | 38-41 | 310 | ≤80 |
N42 | 1.28-1.32 | 12.8-13.2 | ≥923 | ≥11.6 | ≥955 | ≥12 | 318-342 | 40-42 | 310 | ≤80 |
N45 | 1.32-1.36 | 13.2-13.6 | ≥923 | ≥11.6 | ≥955 | ≥12 | 342-366 | 42-45 | 310 | ≤80 |
N48 | 1.36-1.40 | 13.6-14.0 | ≥836 | ≥10.5 | ≥876 | ≥11 | 358-390 | 45-48 | 310 | ≤80 |
N50 | 1.39-1.42 | 13.9-14.2 | ≥836 | ≥10.5 | ≥876 | ≥11 | 385-406 | 48-51 | 310 | ≤80 |
N52 | 1.42-1.46 | 14.2-14.6 | ≥836 | ≥10.5 | ≥876 | ≥11 | 406-422 | 51-53 | 310 | ≤80 |
N54 | 1.46-1.50 | 14.6-15.0 | ≥836 | ≥10.5 | ≥876 | ≥11 | 422-438 | 53-55 | 310 | ≤80 |
N35M | 1.18-1.22 | 11.8-12.2 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 263-287 | 33-36 | 310 | ≤100 |
N38M | 1.22-1.25 | 12.2-12.5 | ≥899 | ≥11.3 | ≥1114 | ≥14 | 287-310 | 36-39 | 310 | ≤100 |
N40M | 1.25-1.28 | 12.5-12.8 | ≥923 | ≥11.6 | ≥1114 | ≥14 | 302-326 | 38-41 | 310 | ≤100 |
N42M | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12.0 | ≥1114 | ≥14 | 318-342 | 40-43 | 310 | ≤100 |
N45M | 1.32-1.36 | 13.2-13.6 | ≥995 | ≥12.5 | ≥1114 | ≥14 | 342-366 | 43-46 | 310 | ≤100 |
N48M | 1.36-1.40 | 13.6-14.0 | ≥1027 | ≥12.9 | ≥1114 | ≥14 | 358-390 | 45-48 | 310 | ≤100 |
N50M | 1.39-1.42 | 13.9-14.2 | ≥1027 | ≥12.9 | ≥1114 | ≥14 | 385-406 | 48-51 | 310 | ≤100 |
N52M | 1.42-1.46 | 14.2-14.6 | ≥995 | ≥12.5 | ≥1035 | ≥13 | 406-422 | 50-53 | 310 | ≤100 |
N33H | 1.14-1.18 | 11.4-11.8 | ≥836 | ≥10.5 | ≥1353 | ≥17 | 247-270 | 31-34 | 330 | ≤120 |
N35H | 1.18-1.22 | 11.8-12.2 | ≥868 | ≥10.9 | ≥1353 | ≥17 | 263-287 | 33-36 | 330 | ≤120 |
N38H | 1.22-1.25 | 12.2-12.5 | ≥899 | ≥11.3 | ≥1353 | ≥17 | 287-310 | 36-39 | 330 | ≤120 |
N40H | 1.25-1.28 | 12.5-12.8 | ≥923 | ≥11.6 | ≥1353 | ≥17 | 302-326 | 38-41 | 330 | ≤120 |
N42H | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12.0 | ≥1353 | ≥17 | 318-342 | 40-43 | 330 | ≤120 |
N45H | 1.32-1.36 | 13.2-13.6 | ≥995 | ≥12.5 | ≥1353 | ≥17 | 326-366 | 43-46 | 330 | ≤120 |
N48H | 1.36-1.40 | 13.6-14.0 | ≥1027 | ≥12.9 | ≥1353 | ≥17 | 366-390 | 46-49 | 330 | ≤120 |
N50H | 1.39-1.42 | 13.9-14.2 | ≥1027 | ≥12.9 | ≥1273 | ≥16 | 374-406 | 48-51 | 330 | ≤120 |
N52H | 1.42-1.46 | 14.2-14.6 | ≥1035 | ≥13.0 | ≥1273 | ≥16 | 406-422 | 50-53 | 330 | ≤120 |
N30SH | 1.08-1.14 | 10.8-11.4 | ≥810 | ≥10.2 | ≥1592 | ≥20 | 223-247 | 28-31 | 340 | ≤150 |
N33SH | 1.14-1.18 | 11.4-11.8 | ≥844 | ≥10.6 | ≥1592 | ≥20 | 247-271 | 31-34 | 340 | ≤150 |
N35SH | 1.18-1.22 | 11.8-12.2 | ≥876 | ≥11.0 | ≥1592 | ≥20 | 263-287 | 33-36 | 340 | ≤150 |
N38SH | 1.22-1.25 | 12.2-12.5 | ≥899 | ≥11.3 | ≥1592 | ≥20 | 287-310 | 36-39 | 340 | ≤150 |
N40SH | 1.25-1.28 | 12.5-12.8 | ≥939 | ≥11.8 | ≥1592 | ≥20 | 302-326 | 38-41 | 340 | ≤150 |
N42SH | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12.0 | ≥1592 | ≥20 | 318-342 | 40-43 | 340 | ≤150 |
N45SH | 1.32-1.36 | 13.2-13.6 | ≥995 | ≥12.5 | ≥1592 | ≥20 | 342-366 | 43-46 | 340 | ≤150 |
N48SH | 1.36-1.40 | 13.6-14.0 | ≥1027 | ≥12.8 | ≥1512 | ≥19 | 366-390 | 46-49 | 340 | ≤150 |
N50SH | 1.39-1.42 | 13.9-14.2 | ≥1035 | ≥13.0 | ≥1512 | ≥19 | 374-406 | 48-51 | 340 | ≤150 |
N28UH | 1.02-1.08 | 10.2-10.8 | ≥764 | ≥9.60 | ≥1990 | ≥25 | 207-231 | 26-29 | 350 | ≤180 |
N30UH | 1.08-1.14 | 10.8 -11.4 | ≥812 | ≥10.2 | ≥1990 | ≥25 | 223-247 | 28-31 | 350 | ≤180 |
N33UH | 1.14-1.14 | 11.4-11.8 | ≥852 | ≥10.7 | ≥1990 | ≥25 | 247-271 | 31-34 | 350 | ≤180 |
N35UH | 1.18-1.22 | 11.8 -12.2 | ≥860 | ≥10.8 | ≥1990 | ≥25 | 263-287 | 33-36 | 350 | ≤180 |
N38UH | 1.22-1.25 | 12.2-12.5 | ≥876 | ≥11.0 | ≥1990 | ≥25 | 287-310 | 36-39 | 350 | ≤180 |
N40UH | 1.25-1.28 | 12.8-12.8 | ≥939 | ≥11.8 | ≥1990 | ≥25 | 302-326 | 38-41 | 350 | ≤180 |
N42UH | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12.5 | ≥1990 | ≥25 | 318-350 | 40-44 | 350 | ≤180 |
N45UH | 1.32-1.36 | 13.2-13.6 | ≥955 | ≥12.5 | ≥1990 | ≥25 | 342-366 | 43-46 | 350 | ≤180 |
N48UH | 1.36-1.40 | 13.6-14.0 | ≥1026 | ≥12.9 | ≥1990 | ≥25 | 366-390 | 46-49 | 350 | ≤180 |
N28EH | 1.04-1.09 | 10.4-10.9 | ≥780 | ≥9.80 | ≥2388 | ≥30 | 207-231 | 26-29 | 360 | ≤200 |
N30EH | 1.08-1.14 | 10.8-11.4 | ≥812 | ≥10.2 | ≥2388 | ≥30 | 223-247 | 28-31 | 360 | ≤200 |
N33EH | 1.14-1.18 | 11.4-11.8 | ≥836 | ≥10.5 | ≥2388 | ≥30 | 247-271 | 31-34 | 360 | ≤200 |
N35EH | 1.18-1.22 | 11.8-12.2 | ≥876 | ≥11.0 | ≥2388 | ≥30 | 263-287 | 33-36 | 360 | ≤200 |
N38EH | 1.22-1.29 | 12.2-12.9 | ≥915 | ≥11.5 | ≥2388 | ≥30 | 287-318 | 36-40 | 360 | ≤200 |
N40EH | 1.25-1.28 | 12.8-12.8 | ≥939 | ≥11.8 | ≥2388 | ≥30 | 302-326 | 38-41 | 360 | ≤200 |
N42EH | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12.5 | ≥2388 | ≥30 | 318-350 | 40-44 | 360 | ≤200 |
N45EH | 1.32-1.36 | 13.2-13.6 | ≥955 | ≥12.5 | ≥2388 | ≥30 | 342-366 | 43-46 | 360 | ≤200 |
N48EH | 1.36-1.40 | 13.6-14.0 | ≥1026 | ≥12.9 | ≥2388 | ≥30 | 366-390 | 46-49 | 360 | ≤200 |
N30AH | 1.08-1.13 | 10.8-11.3 | ≥804 | ≥10.1 | ≥2786 | ≥35 | 223-255 | 28-32 | 360 | ≤220 |
N33AH | 1.13-1.18 | 11.3-11.8 | ≥836 | ≥10.5 | ≥2786 | ≥35 | 247-271 | 31-34 | 360 | ≤220 |
N35AH | 1.18-1.24 | 11.8-12.4 | ≥860 | ≥10.8 | ≥2786 | ≥35 | 255-287 | 32-36 | 360 | ≤220 |
(Note): The above-mentioned maximum working temperature of magnet is given when the ratio of length and diameter is 0.7(i.e. D/L=0.7). | ||||||||||
Note 2: Compared with the previous version 171206, the following brands are mainly added: N52H, N40EH, N42EH, N45EH and N48EH |
Neodymium arc magnets are frequently used in various applications, magnetic guitar pickup: loudspeakers and headphones: electric motors: spindle and stepper motors; Drive motors for actuators: Switched reluctance vibration motors: linear motors starter motors: Rotors for synchronous motors: asynchronous and brushless motors: servo. Torque and Elevator motors: Electric generators for wind turbines: High-speed motor, DC / AC motors, and numerous commercial and industrial uses.
Arc magnets are an indispensable part of many contemporary technologies because they provide a highly adjustable and adaptable method for producing magnetic fields with exact properties.
Please get in touch with our sales team by tel at +86-13675779918, email at susie@tengye-magnetic.com, or through the website if you have any questions about our artificial permanent magnet.
Electric Motors and Generators:
Neodymium arc magnets are crucial components in electric motors and generators, contributing to the conversion of electrical energy into mechanical energy and vice versa. Their high magnetic strength and unique shape optimize motor efficiency.
MRI Machines:
In medical devices like MRI (Magnetic Resonance Imaging) machines, neodymium arc magnets are used to generate powerful magnetic fields, aiding in the imaging and diagnosis of various medical conditions.
Loudspeakers and Headphones:
Neodymium arc magnets are found in high-quality speakers and headphones, where their strong magnetic fields contribute to better audio performance and more compact designs.
Magnetic Separators:
In industrial applications, neodymium micromagnets are used in magnetic separators to efficiently remove ferrous contaminants from materials like food products, powders, and minerals.
Wind Turbine Generators:
Neodymium arc magnets are used in the generators of wind turbines to convert kinetic energy from the wind into electrical power. Their strength and compactness are valuable in these applications.
Magnetic Couplings:
In engineering and fluid power systems, neodymium arc magnets can be used in magnetic couplings to transfer torque through a non-magnetic barrier, enabling hermetically sealed and maintenance-free systems.
Door Closures and Latches:
Arc magnets are used in some door and gate closures, providing secure and efficient latching mechanisms, particularly in applications where a smooth, curved surface is needed.
Rotary Encoders:
Neodymium arc magnets play a role in rotary encoders, which are used in various industries for measuring the position, speed, or direction of rotating shafts.
Particle Accelerators:
In scientific research facilities, such as particle accelerators, neodymium arc magnets are used to control and manipulate charged particles in high-energy physics experiments.
Magnetic Bearings:
Neodymium arc magnets are employed in magnetic bearing systems that provide frictionless support and stability in high-speed rotating machinery, such as flywheels and spindles.
Automotive Sensors:
They can be used in sensors for measuring wheel speed, throttle position, and other parameters in vehicles, contributing to automotive safety and performance.
Robotics:
Arc magnets are used in various robotic applications, including linear and rotary actuators, grippers, and other mechanisms requiring precise and strong magnetic control.
Magnetic Levitation (Maglev):
In some maglev transportation systems, neodymium arc magnets are employed to create levitating forces that allow for high-speed, frictionless movement.
Scientific Instruments:
The segment magnets from Tengye can be found in various scientific instruments and laboratory equipment, such as mass spectrometers and electron microscopes, where precision and control are critical.