Ceramic (ferrite) magnets are composed of strontium carbonate and iron oxide Charcoal gray in color Most common grades of ceramic are 1, 5 and 8 (8 is the strongest) Lower energy products than alnico and rare earth magnets Lower service temperature than alnico and rare earth magnets Metallic in appearance.
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 | Ceramic Magnet Ring 3/4x1/4'' (6) Other items from The Magnet Source These are Ceramic Ring Magnets from the Magnet Source. Not for Children!
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Features Includes Six ceramic ring magnets | Specifications
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