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Magnet Store South Africa

20.5x15x12mm Y30BH Uncoated Ferrite Block Magnet

20.5x15x12mm Y30BH Uncoated Ferrite Block Magnet

Regular price R 6.30 ZAR
Regular price Sale price R 6.30 ZAR
Sale Sold out
Tax included. Shipping calculated at checkout.

PRODUCT SPECIFICATIONS: 

Material:

Ceramic, iron oxide (Fe2O3)

Grading:

Y30BH

Dimensions:

20.5mm long x 15mm wide x 12mm thick

Tolerance:

+/- 0.1

Shape:

Block

Pulling Force:

 

QTY:

01 Pcs

Colour:

Dark grey

Coating:

Uncoated

Direction of Magnetism:

Through the thickness.

Maximum Temperature:

Maximum temperature +180 degrees Celsius

Image: Direction of magnetism

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About Ferrite Block Magnets:

Ferrite block magnets, also known as ceramic magnets, are composed of a combination of iron oxide and barium/strontium carbonate. These magnets are known for their affordability and widespread availability, making them a popular choice for a variety of industrial, commercial, and household applications. With their distinct dark gray or black colour, ferrite block magnets are easily identifiable and offer a reliable, steady magnetic force.

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Pros:

Cost-Effective: Ferrite magnets are more affordable compared to other types of magnets like neodymium or samarium-cobalt, making them ideal for bulk usage.

High Corrosion Resistance: These magnets exhibit excellent resistance to corrosion, which means they do not require additional coatings or surface treatments.

Wide Temperature Range: Ferrite magnets maintain their magnetic properties over time, even when exposed to high temperatures and demagnetizing fields.

Durability: Ferrite magnets are hard and brittle, providing long-lasting performance in the right applications.

Non-Conductive: They do not conduct electricity, which can be advantageous in certain applications where electrical isolation is required.

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Applications:

Loudspeakers: Ferrite magnets are widely used in the production of loudspeakers and audio equipment, providing the necessary magnetic field for sound generation.

Motors and Generators: They serve as essential components in the magnetic cores of electric motors and generators, offering reliable performance.

Magnetic Separation: Utilized in various industrial processes for separating ferromagnetic materials from non-magnetic substances, particularly in recycling and waste management.

Holding and Latching Systems: Commonly used in magnetic holding and latching systems for doors, cabinets, and machinery.

Educational Tools: Ferrite magnets are frequently used in educational kits and science experiments due to their affordability and safety.

Magnetic Assemblies: Employed in magnetic assemblies and fixtures in manufacturing and engineering applications.

Household Items: Used in a variety of household items such as refrigerator magnets, magnetic closures for bags and boxes, and DIY projects.

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Cons:

Brittleness: Due to their ceramic nature, ferrite magnets are brittle and can break or chip easily if mishandled or subjected to strong impacts.

Lower Magnetic Strength: Compared to rare-earth magnets like neodymium, ferrite magnets have a lower magnetic force, which may limit their use in applications requiring high magnetic strength.

Heavy: Ferrite magnets are denser and heavier than some alternative magnet types, which could be a disadvantage in weight-sensitive applications.

Limited Shape Versatility: They are more challenging to machine into complex shapes compared to other magnets, typically limiting them to simpler geometries like blocks, discs, and rings.

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Disclaimer:
Images are for display purposes only and are not to scale. Magnets are sold per unit unless otherwise specified. Magnet Store is not responsible for any damage or injuries caused by using our products. Please read the safety and care guide.

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Looking for custom sizing, coating, grading or bulk orders? 

Please contact us at 0218513913 or info@magnetstore.co.za. Please note that only small quantities of the stock are loaded on the website. For higher quantities please contact us

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