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Sphere Magnets Ball Magnets Magnetic Balls

0.315" (8mm) diameter, Chrome plated. N52 Rare Earth Neodymium Sphere Magnets.  Ball Magnets Magnetic Balls

Minimum Order Quantity (MOQ) = 5 pcs

Common Applications:  Sensors, consumer electronics, jewelry, and medical applications

About Mid-Sized Sphere Magnets:  Defined with a diameter between 0.251" (6.375mm) - 0.999" (25.375mm).  The surface area will determine the reach and profile of the magnetic field and performance of the sphere magnets. 

Direction of Magnetization (DOM):  Sphere Magnets are manufactured so the DOM is set during the manufacturing process and cannot be changed.  Available options during manufacturing for DOM:

  1. Through the diameter

Magnetic Grades:  To view a table of grades and specs, see our Neodymium Magnet Grades & Specs

About Chrome Coating on Magnets:

  • Mostly used as a decorative coating
  • Protection of the magnet from corrosion in ambient air, but is less then nickel
  • Not a protective coating from humidity, water, or salt water
  • Chrome finish, dull metallic gray color
  • Thickness: 12-15 microns
  • Cost: Low - Medium
  • Max working Temp: Approximately 200o C
  • Main Industries: Jewelry, decorative, cosmetic, consumer products

View Characteristics of Magnet Coatings for information on all our coating options.

Custom Magnets:  Need custom Sphere Magnets?  Use one of the below methods to contact a magnetics specialist about your application.

Online Custom Magnet Request Form or Contact Us

Safe Magnet Practices:  Neodymium Magnets are a valuable resource to engineers, innovators, product designers and DIY professionals.  Always practice safe handling and keep away from children at all times.


Regular price
Diameter0.315" (8mm)
Max Working Temp60°C
Approx. Pull Force3.18 LB
StrengthNeodymium 52
Direction of Magnetism Across the diameter

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