Name: Isotropic ferrite magnet
Uploaded: 2023-04-25T05:48:02+08:00
Description: Isotropic ferrite magnet

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery
Other information

Product Attributes

Model No.: 18*6*6mm

Brand: YB

Place Of Origin: China

Species: Permanent

Composition: Plastic Magnet, Neodymium Magnet, Ferrite Magnet, Rare Earth Magnet, Ndfeb Magnet, Alnico Magnet, Rubber Magnet

Shape: Bar, Stick, Strip, Cup Shape, Block, Coil, Ball, Pot / Cup Shape, Sheet

Application: Moto Magnet

Tolerance: ±1%

Processing Service: Bending, Welding, Decoiling, Cutting, Punching, Moulding

Product Name: Ferrite Magnet for stepper motor

Material Grade: Y10T

Color: original color

Quality Certificate: CE,ROHS,MSDS

Certificate: ISO9001

Delivery Time: 7-15 days

Brand: YB

Supply Ability & Additional Information

Packaging: Carton package and then packed in pallets

Productivity: 30000000pcs per month

Transportation: Ocean,Land,Air,Express,Others

Place of Origin: China

Supply Ability: 30000000pcs per month

Certificate: ISO9001

HS Code: 8505190090

Port: Guangzhou,Shenzhen,Ningbo

Payment Type: T/T,Others

Incoterm: FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery

Packaging & Delivery

Selling Units:

Piece/Pieces

Package Type:

Carton package and then packed in pallets

Picture Example:

Download



Isotropic ferrite magnet



Anisotropic Ferrite Magnets



Anisotropic magnet-wet process



What's Isotropic Ferrite Magnet?

An isotropic ferrite magnet is a type of Permanent Magnet made from a combination of iron oxide and a ceramic material. It is called "isotropic" because it has the same magnetic properties in all directions. This means that it does not have a preferred magnetic orientation and can be magnetized in any direction. Isotropic Ferrite Magnets are relatively inexpensive to produce and have a wide range of applications, including in motors, speakers, and magnetic separators. However, they have lower magnetic strength compared to other types of permanent magnets such as neodymium magnets.

The different between isotropic ferrite magnet and Anisotropic Ferrite Magnet?

The main difference between isotropic ferrite magnets and Anisotropic Ferrite Magnets lies in their magnetic properties and manufacturing process.

1. Magnetic Properties: Isotropic ferrite magnets have random magnetic orientations, which means they have equal magnetic properties in all directions. On the other hand, anisotropic ferrite magnets have a preferred direction of magnetization, resulting in higher magnetic properties in one direction compared to others.

2. Manufacturing Process: Isotropic ferrite magnets are made by pressing a powdered mixture of iron oxide and other materials into the desired shape, followed by sintering. This process does not involve any external magnetic field during manufacturing, resulting in random magnetic orientations. Anisotropic ferrite magnets, on the other hand, are made using the same process, but with the addition of an external magnetic field during the pressing and sintering process. This aligns the magnetic domains in a preferred direction, resulting in anisotropic magnetic properties.

3. Magnetic Performance: Due to their random magnetic orientations, isotropic ferrite magnets have lower magnetic performance compared to anisotropic ferrite magnets. Anisotropic ferrite magnets have higher magnetic properties in the direction of alignment, making them stronger and more efficient magnets.

4. Applications: Isotropic ferrite magnets are commonly used in applications where magnetic properties are not critical, such as refrigerator magnets, toys, and magnetic separators. Anisotropic ferrite magnets, with their higher magnetic properties, are used in more demanding applications such as electric motors, loudspeakers, magnetic sensors, and magnetic couplings.

In summary, isotropic ferrite magnets have random magnetic orientations and lower magnetic properties, while anisotropic ferrite magnets have a preferred direction of magnetization and higher magnetic properties. The choice between the two depends on the specific application requirements and desired magnetic performance.

The production of Ferrite Permanent Magnets?

Ferrite permanent magnets, also known as ceramic magnets, are a type of permanent magnet made from a composite material called ferrite. These magnets are widely used in various applications due to their low cost, high resistance to demagnetization, and excellent corrosion resistance.

The production process of ferrite permanent magnets involves several steps:

1. Raw material preparation: The main raw materials used in ferrite magnet production are iron oxide (Fe2O3) and strontium carbonate (SrCO3) or barium carbonate (BaCO3). These materials are carefully selected and mixed in the desired proportions to form a homogeneous powder.

2. Mixing: The mixed powder is then subjected to a milling process to ensure a uniform distribution of particles and to break up any agglomerates. This step is crucial for achieving the desired magnetic properties.

3. Forming: The milled powder is then pressed into the desired shape using a hydraulic press. The pressing process involves applying pressure to the powder inside a mold to form a compacted shape. The pressure applied determines the final density and strength of the magnet.

4. Sintering: The compacted shapes are then subjected to a sintering process, where they are heated in a furnace at high temperatures (typically around 1200-1400°C). During sintering, the particles fuse together, resulting in a solid and dense magnet. The sintering process also helps in aligning the magnetic domains within the magnet, which enhances its magnetic properties.

5. Machining and finishing: After sintering, the magnets are often machined to achieve the desired dimensions and tolerances. This may involve cutting, grinding, or drilling the magnet to its final shape. The magnets are then cleaned and coated with protective materials like epoxy or nickel to prevent corrosion.

6. Magnetization: The final step in the production process is magnetization. The magnets are subjected to a strong magnetic field, either by passing an electric current through a coil or using a permanent magnet. This aligns the magnetic domains within the magnet, resulting in a magnetized product.

Once the production process is complete, the ferrite permanent magnets are ready to be used in various applications, such as electric motors, speakers, magnetic separators, and magnetic resonance imaging (MRI) machines.

1682407416496 Jpg

1682407416545 Jpg 1682407416531 Jpg

Ferrite Magnet Grade

Hunan Yubang Magnet 2

Permanent Hard Ferrite magnet for micro motor