70mm od x 30mm id x 10mm thick Diametrically Magnetized Ring Magnets N40M Strong Neodymium Ring Magnet

$95.95

Model ID	R-70-30-10-DN
Material	NdFeB, Grade N40M
Shape	Ring / Donut
Outer diameter	70 mm
Inner diameter	30 mm
Thickness	10 mm
Tolerance	+/-0.1 mm
Coating	Nickel-plated (Ni-Cu-Ni)
Magnetisation	Diametrically Magnetized
Max. working temperature	100°C
Weight(1 Piece)	235.5 g

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Dimensions: 70mm od x 30mm id x 10mm thick
Tolerances: ±0.1mm x ±0.1mm x ±0.1mm
Material: Sintered NdFeB, Grade N40M
Plating/Coating: Nickel-Plated (Ni-Cu-Ni)
Surface Field: approx. 2360 Gauss
Magnetization Direction: Diametrical
Max Operating Temp: 100ºC

These rings are diametrically magnetized, which means they are magnetized perpendicular to the axis of the hole. The poles are located on opposite sides of the circular faces. They can be placed on a shaft to work with sensors or to generate electricity.