Material： NdFeB
Grade：N45
Shape：Ring / Donut Magnet
Out Diameter： 72 mm
In Diameter： 25 mm
Thickness： 7 mm
Tolerance：+/-0.1mm
Coating： Black Epoxy
Magnetization： Axial (Poles on Flat Ends)
Strength： 120 kg
Max. working temperature： 80°C / 176°F
Weight(1 Piece)： 190 g
 70x25x7 mm Black Epoxy Ring NdFeB MagnetNeodymium Magnets are widely used in many fields, such as motors, sensors, microphones, wind turbines, wind generators, VCMs in hard disk drives, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, common daily use, and so on. |
Surface has the gonadorelin coating and the coating epoxy resin, excellent corrosion resistance, the surface is bright and clean and beautiful, no bubble, crack, flake, flash, off wait for a phenomenon.
A giant ring magnet (actually closer to a disc with a drill hole) that can be tied with a piece of cord. You can use this to drag your bicycle (and who knows what else) out of the river without a problem. Other uses: Pull your keychain out of a gully or Euro coins out of a pond.
This ring magnet is dangerous and not suitable for children or any kind of "fun use", as it can seriously pinch fingers or lead to any number of injuries.
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