Permanent Magnets

Custom Shape&Size Types Options

Ring

Tile Shape

Alien

Cylindrica

Cube

 

 

Permanent Magnets applications

Motors and power generation equipment:

 Permanent magnets provide a stable magnetic field in motors and are used in electric vehicles, wind turbines, etc. to ensure efficient operation of the equipment.

Magnetic separation and selection:

 In mining and waste treatment, magnets use magnetic fields to separate substances, improve resource purity and recycling efficiency.

Medical imaging and equipment:

Used in equipment such as MRI, permanent magnets generate uniform magnetic fields to help obtain accurate images, and are used in hearing aids, etc.

Consumer electronics:

 Magnets are widely used in speakers, headphones, and hard drives to drive the diaphragm to sound and ensure data storage and reading efficiency.

Automotive industry:

Used in motors and sensors to improve motor efficiency and car lock safety, and support intelligent control functions in the car.

Aerospace and defense:

Used in satellite attitude control, radar and other equipment to ensure reliability in extreme environments and improve equipment efficiency.

Customized Permanent Magnets

One-stop service, time-saving service

• 1

  Design Communication

  Magnetic material experts provide permanent magnet design recommendations and performance simulations based on your needs, mitigating risks.

• 2

  Proposal Submission

  A professional team will produce a permanent magnet prototype proposal with dimensions, process, and magnetic properties, and engineers will provide one-on-one Q&A.

• 3

  Prototype Production

  Leveraging our established production lines, we can manufacture permanent magnet prototypes in a short cycle, accurately replicating the design.

• 4

  Sample Delivery

  Performance testing and inspection are supported, and permanent magnet parameters will be flexibly adjusted based on feedback, ensuring continuous optimization until the product meets the specifications.

Get Your Fast-Delivery Sample

As a professional magnet manufacturer, we offer customized services to meet diverse needs

 

Full Product Coverage: We offer mainstream magnets such as NdFeB, ferrite, and SmCo, adapting to diverse applications, including high-performance and cost-sensitive electronic devices, and building a solid foundation for applications.

Flexible Sizes and Shapes: We support magnets ranging from micron-grade to industrial-grade, with customizable structures of conventional or special shapes. Leveraging advanced processes, we implement designs to meet equipment installation requirements.

Precise Magnetic Performance Adjustment: We offer multiple magnetic levels, optimizing magnetic properties through formulation and process optimization to ensure stable compatibility with applications such as motors and sensors.

Magnetic Direction Adjustment: We can customize axial, radial, and multi-pole magnetization directions. For example, based on motor design logic, we can tailor the magnetic force "flow" to meet equipment efficiency requirements.

Various Protective Coatings: We offer zinc plating, nickel plating, and epoxy coatings to withstand harsh environments, extend lifespan, and meet the hygiene and insulation requirements of medical applications.

High-Temperature Adaptation: We support extreme operating conditions, including high and low temperatures, with material and process adjustments ensuring stable magnetic properties. Our products are suitable for applications in the automotive, aerospace, and other industries.

 

FAQ

1. What is a permanent magnet?
Answer: A permanent magnet is a material that can maintain magnetism for a long time and can generate a magnetic field without external power or current. Common permanent magnet materials include neodymium iron boron (NdFeB), samarium cobalt (SmCo), aluminum nickel cobalt (AlNiCo) and ferrite.

2. What are the application fields of permanent magnets?
Answer: Permanent magnets are widely used in motors and power generation equipment, magnetic separation technology, medical equipment (such as MRI), consumer electronics, automotive industry, aerospace, defense and other industries.

3. How is a permanent magnet different from a temporary magnet?
Answer: Permanent magnets can still maintain magnetism without external power supply, while temporary magnets (such as electromagnets) only generate magnetic fields when powered on. Once the power is off, the magnetism disappears.

4. Will the magnetism of permanent magnets decay over time?
Answer: Although the magnetism of permanent magnets is relatively stable, long-term exposure to high temperature, strong impact or excessive external magnetic field may cause the magnetism to weaken or lose. Therefore, a proper storage and use environment can prolong its magnetism.

5. What are the advantages of NdFeB permanent magnets?
A: NdFeB magnets are the strongest permanent magnets available today. They have high magnetic energy product, small size and weight, and are suitable for miniaturized devices that require high magnetic field strength, such as motors, speakers, and sensors.

6. How to store and maintain permanent magnets?

A: Permanent magnets should be stored in a dry, moderately heated environment, away from strong magnetic fields or high temperatures. Isolation materials can be used between magnets to prevent mutual influence, strong collisions, and physical damage.

7. Can permanent magnets be customized?

A: Yes, permanent magnets can be customized in shape, size, material, and magnetic properties according to the specific needs of customers to meet different industrial applications.

8. How to choose the right permanent magnet?

A: When choosing the right permanent magnet, you need to consider the required magnetic field strength, temperature resistance, size, shape, and requirements of the specific application. NdFeB magnets are suitable for applications with high magnetic force requirements, while SmCo magnets are suitable for high temperature environments.

9. Can permanent magnets be remagnetized?

A: In general, permanent magnets cannot be easily restored once they are demagnetized. However, in some cases, some magnets can be remagnetized using appropriate equipment and processes.

10. What are the common misconceptions about permanent magnets?
A: Common misconceptions include believing that permanent magnets never lose their magnetism, believing that all permanent magnets are suitable for all environments, and misunderstanding the direction and strength of the magnetic field of magnets. Correct selection and use are the key to ensuring their long-term stability.

As one of the most professional permanent magnets manufacturers and suppliers in China, we're featured by quality products and good service. Please feel free to buy permanent magnets for sale here from our factory.