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Our neodymium ring magnets are made of the strongest magnetic material available, offering exceptional strength and durability for a wide range of applications. From motors and generators to magnetic jewelry and advanced scientific equipment, neo ring magnets are an essential component in numerous industrial and consumer products.

At our factory, we use advanced manufacturing techniques and technologies to produce neodymium ring magnets that meet the highest quality standards in the industry. We offer a wide range of sizes, shapes, and configurations to suit your specific needs, and our experienced team of professionals works closely with you to ensure that you get the perfect magnet for your project.

Looking for neodymium magnet price that fits your budget and needs? Look no further than us. With competitive pricing, fast delivery times, and exceptional customer service, we are committed to providing you with a seamless and hassle-free experience. We offer a wide range of neodymium magnets, including neo ring magnets, and can help you find the perfect option for your project. Whether you need a single magnet or bulk production order, we are here to help you get what you need today. So why wait? Contact us now and get started!

Types of Neodymium Ring Magnets

Strong Neo Ring Magnets Features

  • Strong Neo Ring magnets are the strongest commercially produced rare earth ring magnets.

  • Rare earth neodymium ring magnets are hard and brittle and may chip or break if dropped.

  • Strong Neo magnets rings are usually magnetized through the thickness.

  • Uncoated neodymium ring magnets are not rustproof and may corrode in humid conditions.

  • Operating temperatures of neodymium ring magnets vary among material grades. 

  • Strong Neo ring magnets can be assembled by using strong adhesives. Make sure that all contact surfaces are clean and dry prior to bonding.


Parameter

International Unit

Standard Data

Curie Temperature(Tc)

310-380

Maximum Operating Temperature(Tw)

80-230

Hardness

Hv

620

Electrical Resistivity (ᵨ)

Ω.cm

1.8x10⁻⁴  ~2.0x10⁻⁴

Density(D)

g/m³

7.45~-7.65

Recoil Permeability(µ rec)


1.05

Magnetization Field Strength(Hs)

kA/m

≧2400

kOe

≧30

Bending Strength

Mpa

295-345

Temp. Coefficient of Br

%℃

-0.11~-0.12

Temp.Coefficient of Hcj

%℃

-0.5~-0.7




How neodymium ring magnets made out?

Neodymium ring magnets are made using a process known as sintering. Here's how the process works:


1. Powders:
The first step is to obtain the materials needed to make the magnet. This typically involves obtaining neodymium, iron, and boron powders as well as other materials such as dysprosium, copper, or aluminum. These powders need to be carefully weighed and mixed to produce a consistent mixture.


2. Pressing:
Once the powders are mixed, they are pressed into a ring-shaped mold at high pressure. This helps to compress the powder and improve the magnetic properties of the final magnet.


3. Sintering:
The compressed powder is then heated to a high temperature of around 1,000°C or higher in a furnace. This causes the individual particles in the powder to bond together to form a solid ring. The ring is then slowly cooled down to room temperature, which helps to further strengthen the magnet.


4. Cutting and Grinding:
After sintering, the rings are cut and ground to the required shape and size.


5. Coating:
Finally, neodymium ring magnets are typically coated with a protective layer to prevent them from corroding. Different coatings may be used depending on the application.


Overall, the process of making neodymium ring magnets is complex and requires a high degree of precision and expertise. However, the end product is a powerful and reliable magnet that can be used in a wide range of applications.


Common Applications & Uses for Neodymium Ring Magnets

1. Motors and Generators:
Because of their strong magnetic field, neodymium ring magnets are commonly used in motors and generators that require high torque and power density.


2. Magnetic Separation:
Neodymium ring magnets are used in magnetic separation processes to separate ferromagnetic materials from non-magnetic materials.


3. Magnetic Levitation:
Neodymium ring magnets are used in magnetic levitation systems such as maglev trains and in hoverboards.


4. Magnetic Couplings:
Neodymium ring magnets are used in magnetic couplings that transmit torque from one shaft to another without any physical contact.


5. Loudspeakers:
Neodymium ring magnets are used in the production of high-quality loudspeakers due to their light weight and strong magnetic field.


6. Automotive Industry:
Neodymium ring magnets are used in various automotive applications such as electric car motors, power steering systems, and braking systems.


7. Medical Industry:
Neodymium ring magnets are used in a variety of medical equipment and devices including MRI machines, pacemakers, and other medical instruments.


8. Science and Education:
Neodymium ring magnets are used in various scientific experiments and demonstrations, as well as in educational toys and learning resources.


Overall, neodymium ring magnets are widely used for their strong magnetic field and versatility across a wide range of applications. By understanding these uses and the needs of clients in various industries, we can manufacture high-quality neodymium ring magnets tailored to specific applications.


FAQS About Neodymium Ring Magnets

  • Types of Neodymium Ring Magnets?

    1. Countersunk Neodymium Ring Magnets:
    These magnets have a countersunk hole in the center, making them ideal for attaching to components using screws or bolts.

    2. Radial Neodymium Ring Magnets:
    These magnets have the poles on the flat faces and the magnetic field perpendicular to the ring direction, making them ideal for use in sensors, meters, and other applications requiring a radial magnetic field.

    3. Axial Neodymium Ring Magnets:
    These magnets have the poles on the curved surfaces and the magnetic field aligned along the ring direction, making them ideal for use in motors and other applications requiring a high torque.

    4. Halbach Neodymium Ring Magnets:
    These magnets use a special geometry to create a stronger magnetic field on one side of the ring and a weaker field on the other, making them ideal for use in high-performance applications such as particle accelerators and magnetic levitation systems.

    5. Segmental Neodymium Ring Magnets:
    These magnets are made by cutting a neodymium ring magnet in the shape of a pizza slice, which allows for more precise control of the magnetic field and can be used in applications such as MRI machines and linear motors.


    6. Multi-Pole Neodymium Ring Magnets:
    These magnets use a special design to create multiple poles around the ring, which can increase the magnetic field strength and allow for more precise control of the field, making them ideal for use in high-performance robotics and other applications that require strong and precise magnetic fields.


  • What’s the strongest & most powerful ring magnet on the world?

    Rare earth ring magnets are usually known as strong type ring magnet,and strongest and most powerful ring magnet for the same size must be made of rare earth neodymium.

  • How to express a ring shape neodymium magnet?

    Like as other ring magnet, a ring shaped neodymium magnets are expressed with out-diameter,inner diameter and thickness, for example: OD x ID x H(T)

  • Where to buy high-quality and cheap neodymium ring magnets?

    Meank is global neodymium magnets manufacturer supplier who always deliver high-quality neodymium ring magnets at affordable price,all neodymium rare earth ring magnets are supplied with standard magnetic properties, contact us today for quotation.

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