Product description:

These ring ferrite magnets are made of quality pressing and sintering of strontium and iron oxide with high performance, which is durable and reliable. Equipped with beveled edges, our product could make separating the magnets a snap, and discourage damage to the magnets. And the hole allows objects to be attached easier. The nice round surface attractive magnets have a north and south pole side pull and repel.

As a matter of fact, they can also be used at fairly high temperatures. In addition, the compact design can fit any kind of occasion. Due to the proper size, these ring ferrite magnets can be widely used in totally different fields, and they are all available for education, science, kitchen, office, building, creativity, craft and so on.

Product feature:

The following are some of the features and benefits of Ring Ferrite Magnets:

1. High magnetic strength: Ring Ferrite magnets have a high magnetic strength, which makes them ideal for use in high-performance applications.

2. High stability: Ring Ferrite magnets are highly stable and do not lose their magnetic strength over time, which ensures longevity and reliability in various applications.

3. Easy to manufacture: Ring Ferrite magnets are relatively easy to manufacture, which makes them cost-effective compared to other types of magnets.

4. Low cost: As mentioned earlier, Ring Ferrite magnets are cost-effective, making them an ideal choice for manufacturers looking to reduce costs without compromising on quality.

5. Wide range of applications: Ring Ferrite magnets are widely used in various applications, including motors, sensors, and transformers. This versatility makes them an attractive option for firms that require magnetic components for diverse applications.

Applications:

Ring Ferrite magnets are ideal for use in various applications. Some practical examples include:

1. Motors: Ring Ferrite magnets are used in electric motors and generators to provide a powerful and stable magnetic field.

2. Sensors: Ring Ferrite magnets are used in various sensors, including proximity sensors and Hall effect sensors.

3. Transformers: Ring Ferrite magnets are used in transformers to help transform and transfer electrical energy.

4. Loudspeakers: Ring Ferrite magnets are used in loudspeakers to create a strong magnetic field to convert electrical signals into sound.

Professional in producing ndfeb magnets, Genesis New Journey is one of the best suppliers in China. We have quality Ring Ferrite Magnets for sale. Please feel free to contact us.

Looking for a certain size? If you require a specific size that is not available on our website, please contact us for a custom magnet quote.

We can provide

1. Best package: Any requirement for package can be satisfied.

2. Fast reply: All your inquiry will be replied within 24 hours.

3. Reasonable price: we are direct manufacturer and able to offer better price.

4. Good quality: we are experienced in quality control.

5. Full-way tracking the cargo for you before the goods arrive.

IN ORDER TO QUOTE YOU THE BEST PRICE, PLEASE PROVIDE US THE FOLLOWING INFORMATION.

Shape	Block/Rectangle/Square	Disc/Round/Cylinder	Ring/Countersunk
Dimension	L (?) x W(? ) xT(?)	D(?) x T(?)	OD(?) x ID(?) x T(?)
	L: length. W: width, T: thickness, D: diameter, OD: outer diameter, ID: inner diameter.For other shapes, please tell more in details or drawing would be much appreciated.
Coating	Zn, Nickel, Ni-Cu-Ni, Epoxy, Au, Silver or other ?
Working Temperature	Normal or High temperature ?

FAQ

What are ferrite ring magnets?

Ferrite ring magnets are ring-shaped magnets made by pressing and sintering ferrite materials. They are characterized by a central hole, which can be beneficial for various mounting or application needs.

What are the key features of ferrite ring magnets?

Cost-Effective: Ferrite magnets are among the most economical types of permanent magnets available. Corrosion Resistance: They exhibit excellent resistance to corrosion, making them suitable for use in various environments without the need for protective coatings. Resistance to Demagnetization: They have good resistance to demagnetization compared to other types of magnets. Temperature Stability: Ferrite magnets can maintain their magnetic properties in a wide temperature range, up to 250°C (482°F).

What applications are ferrite ring magnets used for?

Ferrite ring magnets are versatile and used in numerous applications, including: Speakers and Microphones: Where they serve as the magnetic core that interacts with the electrical coil to produce sound. DC Motors and Generators: In the rotor or stator parts, where they create a magnetic field for motor operation. Magnetic Bearings and Couplings: To create non-contact connections between moving parts. Sensors: Particularly in applications that require a through-hole for sensor housing or mounting. Educational Purposes: For demonstrations and experiments in classrooms.

How strong are ferrite ring magnets?

While not as strong as rare-earth magnets (like neodymium), ferrite ring magnets provide adequate magnetic strength for a wide range of applications, especially where high magnetic force is not critical.

Can ferrite ring magnets be customized?

Yes, ferrite ring magnets can be customized in terms of diameter, thickness, and the size of the central hole to meet specific requirements. However, their brittleness limits post-production machining to simple grinding processes.

How should ferrite ring magnets be handled and stored?

Handling: Care should be taken to prevent them from dropping or snapping against hard surfaces, as they are brittle and can chip or break. Storage: They should be stored in a dry environment to maintain their integrity. Storing them with opposite poles facing each other can help prevent demagnetization.

Are ferrite ring magnets affected by temperature?

Ferrite magnets have a high Curie temperature but can start to lose some magnetism permanently if exposed to temperatures above 250°C (482°F). They are suitable for most applications where extreme heat is not a concern.

How are ferrite ring magnets manufactured?

The manufacturing process involves mixing ferrite powder with a binder, pressing the mixture into a ring shape within a magnetic field to align the particles, and then sintering the pressed magnet in a kiln at high temperatures. The magnets are then magnetized using a strong external magnetic field.