Payment Type:T/T,Others
Incoterm:FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery
Transportation:Ocean,Land,Air,Express,Others
Port:Guangzhou,Shenzhen,Ningbo
$0.0210000-99999Piece/Pieces
$0.01≥100000Piece/Pieces
Brand: YB
Place Of Origin: China
Species: Permanent
Composition: Rare Earth Magnet, Ferrite Magnet, Neodymium Magnet, Plastic Magnet, Ndfeb Magnet, Alnico Magnet, Rubber Magnet
Shape: Ball, Coil, Block, Cup Shape, Strip, Stick, Bar, Pot / Cup Shape, Sheet
Application: Industrial Magnet
Tolerance: ±1%
Processing Service: Bending, Welding, Decoiling, Cutting, Punching, Moulding
Product Name: block ferrite bar magnets
Material Grade: Y10T,Y25,Y30,Y30BH,Y35
Type: Permanent
Working Temperature: 80-250℃
Quality Certificates: ISO9001
Certificates: CE,ROHS,MSDS
Delivery Time: 7-15 working days
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
What's Ferrite Magnet?
A ferrite magnet, also known as a Ceramic Magnet, is a type of Permanent Magnet made from a composite of iron oxide and barium or strontium carbonate. It is a hard, brittle material that exhibits high resistance to demagnetization and corrosion. Ferrite magnets have a relatively low magnetic strength compared to other types of magnets, but they are widely used due to their low cost, excellent temperature stability, and resistance to moisture and chemicals. They are commonly found in various applications such as loudspeakers, motors, magnetic separators, and refrigerator magnets.
The production of ferrite magnet?
The production of ferrite magnets involves several steps, including the preparation of raw materials, mixing and milling, pressing, sintering, and finishing.
1. Raw Material Preparation: The primary 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 processed to ensure high purity and consistent quality.
2. Mixing and Milling: The iron oxide and carbonate materials are mixed in precise proportions to achieve the desired magnetic properties. The mixture is then milled to a fine powder to ensure uniform distribution of the components.
3. Pressing: The powdered mixture is compacted into the desired shape using hydraulic or mechanical presses. The pressing process applies high pressure to the powder, causing it to adhere and form a solid mass known as a green compact.
4. Sintering: The green compact is then subjected to a high-temperature sintering process, typically in a controlled atmosphere furnace. During sintering, the compact is heated to a temperature below its melting point, allowing the particles to bond together and form a dense, solid structure. The sintering process also helps to enhance the magnetic properties of the material.
5. Finishing: After sintering, the magnet is cooled and undergoes various finishing processes, such as grinding, machining, and surface treatment, to achieve the desired shape, dimensions, and surface quality. The finished magnets may also be magnetized through exposure to a strong magnetic field.
Throughout the production process, strict quality control measures are implemented to ensure that the ferrite magnets meet the required specifications and performance standards.
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