Use 5 of these 7.5x5x5mm rare earth ring magnets on a straw for doing levitation-repulsion demonstrations.
Click on the Specifications tab below to see holding force values for this ring magnet.
The Mark I Magnaprobe can respond to as little as 0.3 gauss & will detect weaknesses in magnetic shielding. The Mark II Magnaprobe is a fast & convenient way to confirm magnet are positioned with their poles pointing correctly.
|SKU: 44602-5; Size: OD7.5 x ID5 x 5|
|Pull Force in Pounds & Kilograms at different distances (mm) above Magnet|
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