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SmCo Cylinder Magnet 5mm x 12.7mm YXG28

SKU 39021
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Original price $14.25 - Original price $14.25
Original price
$14.25
$14.25 - $14.25
Current price $14.25
$14.25 each for 1 to 9 items
$11.40 each buy 10 to 99 items and save 20%
$9.95 each buy 100+ items and save 30%
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Product code: 39021
Weight 1.0g
Grade YXG28
Coating Uncoated
Direction of Magnetisation Through Height
Dimensions Height:12.7mm, Outside Diameter:5mm

SmCo Cylinder Magnet – 5mm x 12.7mm | YXG28

The SmCo Cylinder Magnet – 5mm x 12.7mm | YXG28 is a premium Samarium Cobalt (SmCo) rare earth permanent magnet engineered for applications requiring exceptional magnetic stability, outstanding temperature resistance, and superior corrosion performance. Measuring 5mm in diameter and 12.7mm in length, this precision-manufactured cylindrical magnet is ideal for demanding industrial, aerospace, medical, automotive, scientific, and electronic applications where conventional neodymium magnets may not perform reliably.

Manufactured from YXG28 grade Samarium Cobalt, this magnet delivers strong and consistent magnetic performance while maintaining excellent resistance to demagnetisation, oxidation, and corrosion. Unlike many neodymium magnets, SmCo magnets typically do not require a protective coating, making them well suited for environments exposed to moisture, chemicals, vacuum conditions, or elevated temperatures.

The magnet is axially magnetised, meaning the north and south poles are located on the flat circular faces, producing a concentrated magnetic field along the length of the cylinder. This configuration makes it ideal for precision positioning, sensing, holding, actuating, and coupling applications.

With its excellent thermal stability and long-term magnetic reliability, the 5mm x 12.7mm SmCo Cylinder Magnet is an outstanding choice for engineers, manufacturers, and product designers seeking dependable magnetic performance in harsh operating conditions.

Key Features

  • Premium YXG28 Samarium Cobalt (SmCo) rare earth magnet
  • Precision 5mm diameter x 12.7mm length cylinder
  • Axially magnetised through the length
  • Excellent resistance to corrosion and oxidation
  • No protective coating required under most conditions
  • Exceptional resistance to demagnetisation
  • Performs reliably at elevated operating temperatures
  • Stable magnetic performance over long service life
  • Suitable for harsh industrial and corrosive environments
  • Ideal for precision engineering and high-performance applications

Common Applications

  • Aerospace equipment
  • Medical devices
  • Scientific instruments
  • High-temperature sensors
  • Electric motors
  • Precision actuators
  • Magnetic couplings
  • Industrial automation
  • Electronics manufacturing
  • Research and laboratory equipment

Ideal For

  • Engineers
  • Product designers
  • OEM manufacturers
  • Aerospace manufacturers
  • Medical equipment manufacturers
  • Industrial automation companies
  • Electronics manufacturers
  • Research laboratories
  • Automotive engineers
  • Scientific institutions

Why Choose a Samarium Cobalt Cylinder Magnet?

Samarium Cobalt magnets are recognised for delivering reliable magnetic performance in environments where other permanent magnets may lose strength or deteriorate. Their exceptional resistance to heat, corrosion, and oxidation makes them particularly suitable for demanding applications involving elevated temperatures, humidity, chemicals, or vacuum environments.

Unlike standard neodymium magnets, SmCo magnets are naturally corrosion resistant and generally do not require nickel or epoxy coatings. This simplifies installation while improving long-term durability in challenging operating conditions.

The YXG28 material grade combines excellent magnetic strength with outstanding thermal stability, making this magnet an ideal solution for precision equipment, industrial machinery, aerospace assemblies, medical technology, and scientific instruments where dependable performance is critical.

Technical Specifications

  • Product Type: Samarium Cobalt (SmCo) Cylinder Magnet
  • Material: Samarium Cobalt (SmCo)
  • Grade: YXG28
  • Shape: Cylinder
  • Diameter: 5mm
  • Length: 12.7mm
  • Magnetisation: Axially Magnetised
  • Coating: None (natural corrosion-resistant material)
  • Temperature Resistance: Excellent
  • Corrosion Resistance: Excellent
  • Reusable: Yes
  • Application: Holding, sensing, positioning, coupling, actuating, and precision engineering

Please Note

Samarium Cobalt magnets are hard and brittle and should be handled carefully to prevent chipping or cracking if subjected to impact or allowed to snap together.

Although SmCo magnets offer excellent resistance to corrosion and high temperatures, they should not be drilled, machined, or cut after manufacture, as this may damage the magnet and create hazardous dust.

Actual magnetic performance will vary depending on the mating material, air gap, operating temperature, alignment, and application design.

Keep magnets away from pacemakers, medical implants, magnetic storage devices, and sensitive electronic equipment. Handle with care to avoid pinch injuries when working with multiple magnets or steel components.

Typical Physical Properties

NB: Ranges are indicative for product category, please check individual products for specic values within that range.

Magnetic Properties
Production Flow Diagram
Returns Policy

If you are not entirely satisfied with your purchase, we're here to help.

We have a 30 Day Returns policy at Frenergy Magnets. You may return your item within 30 days of receiving it to receive a refund.

The product/s must be unused and in the same condition you received them in. Please contact us at info@frenergy.com.au to initiate the returns process.

The buyer is responsible for the cost of returning the order.

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The Pull Force listed for each magnet is based on lifting 10mm thick steel from a horizontal surface. Magnets on a vertical surface (of 10mm thick steel) are generally able to hold around only 30% of the pull force listed in the product description. This is due to the effects of gravity and the lack of friction between the surface and the shiny magnet. Read More