Supply and Custom-made NdFeb Magnets
Welcome to Sunstell Magnet, where innovation meets performance in crafting revolutionary magnets products.
All the NdFeB magnets you need are available here
Sunstell rare earth NdFeB permanent magnet family
square permanent magnet-01
square permanent magnet-02
square permanent magnet-03
Square permanent magnet with hole-01
Square permanent magnet with hole-02
round permanent magnet-01
round permanent magnet-02
round permanent magnet-03
round permanent magnet with hole-01
round permanent magnet with hole-02
round permanent magnet with hole-03
round permanent magnet with hole-04
tile-shaped permanent magnet-01
tile-shaped permanent magnet-02
tapered permanent magnet-01
tapered permanent magnet-02
Customization Services Meeting Your Specific Needs
As a professional manufacturer and supplier of NdFeB magnets, we are committed to providing customized solutions to meet the needs of various application scenarios. Whether it is shape, size, magnetic strength, special coatings, or environmental requirements, we can tailor our products to your specifications.
01. Requirement Communication
Discuss your specific needs with our technical team, including the size, shape, magnetic strength of the magnets, and application scenarios.
02. Solution Design
Our engineering team will provide professional design solutions and technical advice based on your requirements to ensure optimal product performance.
03. Sample Confirmation
Produce and send samples to customers for testing and confirmation, ensuring every detail meets your expectations.
04. Mass Production
After sample confirmation, enter the mass production phase, strictly controlling each production step to ensure product quality.
05. Quality Inspection
Conduct comprehensive quality inspections to ensure the products meet standards and deliver on time.
Advantages & Disadvantages of Neodymium Magnets(NdFeB)
NdFeB magnets, commonly known as neodymium magnets, are the strongest type of permanent magnets available. Here are their advantages and disadvantages:
Advantages
- High Magnetic Energy Density:NdFeB magnets have the highest magnetic energy product (BH max) among all permanent magnets, which means they can produce a very strong magnetic field in a compact size.
- High Remanence:They exhibit high remanent magnetization, meaning they retain a significant amount of magnetization after an external magnetic field is removed.
- Excellent Cost-Performance Ratio:Given their strength, they are relatively affordable compared to other types of high-performance magnets.
- Good Resistance to Demagnetization:NdFeB magnets have good resistance to demagnetization, making them suitable for applications requiring stable magnetic performance over time.
- Variety of Shapes and Sizes: They can be manufactured in various shapes and sizes, allowing for versatile applications.
DisAdvantages
- Susceptibility to Oxidation: NdFeB magnets are prone to corrosion and oxidation, requiring a protective coating (such as nickel, zinc, or epoxy) for many applications.
- Temperature Sensitivity: Their magnetic properties can degrade at high temperatures, with significant loss of strength typically occurring above 80-200°C, depending on the grade.
- Brittleness: NdFeB magnets are mechanically brittle and can crack or break if subjected to excessive mechanical stress or impact.
- Price Volatility: The cost of raw materials, particularly neodymium and dysprosium, can be volatile, affecting the price stability of NdFeB magnets.
- Limited Chemical Resistance: They have poor resistance to chemicals and acids, making them unsuitable for some environments without proper protection.
Overall, NdFeB magnets are highly valued for their powerful magnetic properties and versatility, but they require careful handling and appropriate coatings to mitigate their vulnerabilities.
Our application fields
NdFeB permanent magnet is the strongest magnetic material at present. It has extremely high magnetic energy product, intrinsic coercive force and remanence, etc., and has the best comprehensive performance. It is widely used in consumer electronics, new energy vehicles, and wind turbines, industrial motors and other fields. Learn More
Clean Energy Vehicle
Energy-saving frequency conversion home appliance
Wind power
Intelligent terminal
Energy-saving elevator
Robot and intelligent manufacturing motor
Ready to optimize your projects with permanent magnet technologies? Get in touch now