Ceramic Ring Magnets
Ceramic Ring Magnets, 38mm diameter with 10mm hole
470149-462
Ceramic Ring Magnets have a high resistance to demagnetization and don't need a keeper.
- High Resistance to Demagnetization
- No Keeper Needed
- Magnets Demonstrate Repulsion
- Barium and Iron Oxide Construction
- Width: 6 mm
They're made of a mixture of barium and iron oxides and are magnetized along their length. The central hole allows them to be threaded onto a pencil or glass rod to demonstrate repulsion.
They may be stacked four-to-five high this way. Each magnet is 6 mm thick and is available in two sizes.
- Description:Ceramic Ring Magnets, 38mm diameter with 10mm hole
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