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Product Introduce
Neodymium (NdFeB) magnets are rare-earth permanent magnets known for their exceptional magnetic strength and compact size. Compared to ferrite and Alnico, NdFeB magnets provide 5–15 × higher energy density, making them ideal for miniaturized designs. Since their invention in 1983, sintered neodymium magnets have become the cornerstone of modern magnetic applications.
At Shanghai Taixiong Magnetic Industry Co., Ltd, we specialize in OEM & custom magnet production, offering full support from material selection to final coating, packaging, and global delivery.
Sintered Neodymium Iron Boron Magnets Introduced in 1983, the Sintered Neodymium Iron Boron (NdFeB) magnet stands as a remarkable innovation primarily composed of neodymium, iron, and boron. Its intrinsic coercivity far surpasses that of ferrite by a remarkable margin of 5-10 times, and exceeds aluminum-nickel-cobalt by a remarkable margin of 6-10 times. Remarkably, it boasts a maximum energy product that is a staggering 5-15 times greater than ferrite, firmly establishing it as the pinnacle of contemporary magnetic materials. In comparison with conventional magnetic materials, it not only exhibits exceptional magnetic properties but also stands out for its remarkable cost-effectiveness, thereby unlocking an extensive array of possibilities for magnetic material applications. Customized dimension, grade and design are welcome. Contact : Yingyun@taixiongmagnet.com | ![]() |
Grade | Max Temp (°C) | Max BH (MGOe) | Coating Options | Typical Uses |
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N | 80 | 33 – 56 | NiCuNi, Epoxy, Zn | Motors, Sensors, Speakers |
M | 100 | 33 – 52 | NiCuNi, Epoxy, Zn | Motors, Sensors, Speakers |
H | 120 | 30 – 52 | NiCuNi, Epoxy, Zn | Motors, Sensors, Speakers |
SH | 150 | 28 – 52 | NiCuNi, Epoxy, Zn | Motors, Sensors, Speakers |
UH | 180 | 28 – 45 | NiCuNi, Epoxy, Zn | Motors, Sensors, Speakers |
Application
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Automotive NdFeB magnets power traction motors in EV/HEV, delivering higher torque & smaller size. | Consumer ElectronicsEnable miniaturization in speakers, vibration motors, wireless chargers, and smartphone cameras. |
Industrial AutomationEssential for servo motors, actuators, magnetic couplings, and linear motion systems. | Renewable EnergyUsed in direct-drive wind turbines, ensuring stable performance in harsh environments. |
Product Display
Disc Magnet
Ring Magnet
Block Magnet
Arc Magnet
Special Shape Magnet
Radial Ring Magnet
Dy/Tb Diffusion Magnet
Multipole Ring Magnet
Available Shapes
Disc, Ring, Block, Arc, Countersunk, Custom
Shape | Drawing | Specification | Biggest Size (mm) |
Block | L | ≤250 | |
W | ≤250 | ||
T | ≤60 | ||
Disc | D | ≤300 | |
T | ≤60 | ||
Ring | D | ≤300 | |
d | ≤240 | ||
T | ≤60 | ||
Arc | L | ≤220 | |
W | ≤150 | ||
T | ≤60 | ||
a | 0-180° |
Magnetization Direction
Common direction of magnetization showed in picture bellows:
1> Disc, cylinder and ring shape magnet can be magnetized axially or diametrically.
2> Rectangle shape magnets can be magnetized through thickness, length, or width.
3> Arc shape magnets can be magnetized diametrically, width or thickness.
Our Services
We provide full customization services, including:
Shape & size (up to 300 mm diameter)
Magnetization direction
Coating & corrosion resistance treatment
Assembly with metal parts or plastic injection
Prototyping & small-batch sample runs
Packaging and logistics
All magnets are vacuum-packed to avoid corrosion and are shipped in shock-proof, export-standard cartons.
Lead Time: 15–20 days
Shipping Options: Air, Sea, Express (DHL, FedEx)
MOQ: 10 pcs
Samples: Available on request
Quality and certification
All products comply with ISO 9001, RoHS, and REACH standards. Each batch undergoes strict testing for:
– Magnetic flux density
– Coating adhesion
– Dimensional accuracy
– Thermal aging resistance
FAQ
Q1: Can I get a custom-shaped neodymium magnet?
A1: Yes, we support CNC machining and custom tooling for all shapes and magnetization patterns.
Q2: What coating should I choose?
A2: NiCuNi for general use, Epoxy for humid environments, and Zinc for cost-effective options.
Q3: Do you offer multi-pole ring magnets?
A3: Yes, we produce multi-pole rings with up to 24 poles, widely used in BLDC motors.