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Ceramic Ring Magnets

Everbeen Magnet:Your Professional Ceramic Ring Magnets Manufacturer!

Everbeen Magnet specializes in the development and processing of various permanent magnet materials such as NdFeB,Ferrite magnets and accessories, electronic components, and magnetic application devices. Our production base is located in the suburbs of Ningbo, Zhejiang Province. It covers a total area of 20,000 square meters, more than 100 employees, and a monthly production capacity of 600 tons of various types of NdFeB(neodymium) magnets. Products are widely used in many fields such as motors and electrical appliances, instruments, speakers, sensors, and office automation equipment.

Why Choose Us

01/

Expertise and Experience
20+ years of experience in the magnet industry, all our sales have 12+ years expertise and knowledge in various types of permanent magnets.

02/

Customization
Most of permanent magnets are customized according to drawing and requests.Be flexible in accommodating customer needs, whether it involves order adjustments, additional information, or other special requests.

03/

Diverse Product Range
Besides Neodymium magnet, we also provide Alnico magnet, Samarium Cobalt (SmCo) magnet, Ferrite(ceramic) magnet, Flexible magnet(Rubber magnet) and Magnetic Products.

04/

Quality Assurance
All magnets are under our strict quality control. We assure you what we offer is superior and quality products. From the beginning of the production to the inspection of finished goods, we pay attention to every detail and try our best to avoid any mistakes carefully.

05/

Effective Communication
Provide responsive and effective communication during the purchasing process, addressing any inquiries promptly and offering support to ensure a smooth transaction.

06/

Timely Delivery
15-30 days according to magnet order information.We promise timely delivery to ensure you receive the goods on time.

Product Specifications

Size	102mm O.D x 51mm I.D x 15mm thick Y30BH Ferrite Ring Magnet - 9kg Pull
Lifting power	9KGS
Grade	C8
Max temperature	350F
Magnetization direction	Thickness, Length, axially, diameter, radially, multipolar
Delivery time	3 to 10 days for sample, 10 to 30 days for order. (According to the stock information)

Advantages of Ceramic Ring Magnets

High Resistance to Demagnetization: One of the key advantages of a ceramic ring magnet is its high resistance to demagnetization. This means that it retains its magnetic properties even when subjected to high levels of temperature, vibration, or corrosion. This makes it suitable for use in several industries, including automotive, electronics, and medical devices.

High Magnetic Strength: Ceramic ring magnets can maintain a strong magnetic field for extended periods, which is ideal for motors and generators.

Cost-Effective: Compared to other types of magnets like neodymium, ceramic magnets are more affordable, making them a popular choice for various applications.

Durability: Ceramic ring magnets are resistant to corrosion and wear, which increases their lifespan in harsh environments.

Applications Of Ceramic Ring Magnets

Industrial Applications
• Motors and Generators: Ceramic ring magnets deliver consistent performance and durability in ring magnet motors.
• Magnetic Sensors: Their shape and properties make them ideal for ring magnet sensors in precision equipment.
• Magnetic Separators: Large ceramic ring magnets are widely used in industrial separation systems.
• Radial Ring Magnets: Specifically designed for multipole applications, such as advanced motor designs.

DIY and Hobby Projects:
• Crafting: Ideal for magnetic toys like fidget magnet rings or custom tools, ceramic ring magnets are economical and versatile.
• Educational Tools: Small ring magnets are excellent for teaching magnetic properties and ring magnet pole arrangements.

Magnetic Therapy and Jewellery:
Magnetic Therapy Rings: Frequently used for their perceived health benefits, including improved circulation and pain relief.

Home and Technology:
• Phone Accessories: Products like magnet rings and magnet phone rings utilize ceramic ring magnets for secure attachments.
• Organisation: Ceramic key ring magnets and magnet ring holders offer effective storage for tools and small items.

Process of Ceramic Ring Magnets

Ceramic ring magnets are essentially ceramic magnets shaped to look like a ring. This process is essentially conducted after the powder preparation involving iron oxide and carbonates of either strontium or barium.

After obtaining the homogenous mixture that makes the ceramic magnet material, the fine powder is pressed into a ring-like shape. This is done in a die system featuring a design in the desired magnet shape. The powder material is allowed into the die system before a punch compacts it into shape.

The formed material is thereafter dried and sintered in a furnace with controlled atmosphere eliminating moisture and fusing the particles together. At this point, you can machine the magnet material to achieve the desired dimensions.

Magnetization of a Ceramic Ring Magnet

Axial Magnetization Through Thickness
In this method, you magnetize the ceramic ring magnet along its height, that is, from one flat surface to the other. The magnetic field lines therefore run perpendicular to the magnet’s flat faces forming a bipolar configuration.

This means that one face becomes the north pole while the other becomes the south pole. This method is best used where you require a strong magnetic field across the magnet surface.

Radial Magnetization
This magnetization process has the magnetic field lines in the ceramic ring magnet radiating in one of two ways. This could be outward from the ring center toward the magnet’s outer diameter edge or inward from the edge.

Radial magnetization also results in a bipolar configuration with the outer edge and inner wall as the pole centers. This magnetization method is especially useful where you require a strong magnetic field at the center or edge of the ring.

Packaging and Shipping

Professional Export Package:

Shipment method: By sea. Customized wooden case By air, Professional magnetic isolation packaging Cartons packages are for air shipment, and we will hold cartons with one case or pallets for sea shipment.

Our Certificates

FAQ

Q: What information do i need to offer when I have an enquiry?

A: If have any enquiry, please kindly advise the following information: Magnet grade or magnetic properties, size, shape and drawing with tolerances, Magnetic direction, quantity, Surface coating etc.

Q: How long is your delivery time?

A: For stock products, we will send goods to you within 1-2 days after receiving the payment. If we do not have them in stock, generally speaking, production time is 15-20days.

Q: Can you provide samples? Is it free or extra?

A: Sample is available, if it is customized, small magnet can be free of charge; if it needs open mold, customers should pay for the cost. Customer should cover for the freight cost.

Q: Can I print logo on the magnets?

A: YES, We can help to print customized logo or marks on the magnets..

Q: How can we guarantee quality?

A: Always a pre-production sample before mass production; Always final Inspection before shipment;

Q: What are ceramic ring magnets made from?

A: Ceramic ring magnets are primarily composed of iron oxide mixed with barium or strontium carbonate. These materials are processed to create a strong, durable magnet with excellent resistance to demagnetization.

Q: What are the main applications of ceramic ring magnets?

A: Ceramic ring magnets are used in a variety of applications, including electric motors, sensors, speakers, and actuators. They are also integral in construction machinery and renewable energy systems, such as wind turbines.

Q: Why are ceramic ring magnets preferred in manufacturing?

A: Ceramic ring magnets are cost-effective, durable, and provide a strong magnetic field, making them ideal for energy-efficient motors and other manufacturing applications.

Q: How to remagnetize a ceramic magnet?

A: A ceramic magnet can be re-magnetized by exposing it to a strong, uniform magnetic field. Numbers vary, but we found that exposing it to a field strength of 8,000-10,000 gauss was enough to fully re-magnetize it.

Q: What temperature do ceramic magnets lose their magnetism at?

A: The maximum temperature or maximum operating temperature represents the hottest temperature to which a ceramic magnet can be exposed without losing its magnetic strength. Most ceramic magnets have a maximum temperature of roughly 300 to 500 degrees Fahrenheit.

As one of the most professional ceramic ring magnets manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy customized ceramic ring magnets at competitive price from our factory.

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