Magnet Material: NdFeB or Neodymium Iron Boron
Magnet shape: Ring
Magnet grade: 40H
Length: 39.0mm
Width: 31.0mm
Thickness: 4.5mmmm
Tolerance: +/-0.1mm (0.004”)
Coating: NiCuNi plated
Operating Temp(Max).: 120℃
Direction of magnetization: Magnetized through thickness
Other size and grade are available on request
Please send us email at info@aamagnet.com if you can’t find what you are looking for.
➤ Ring Shape Neodymium Countersunk Magnet 40H OD39 x ID31 x 4.5mm
Material type: Permanent
Material composition: Nd2Fe14B
Remanence (Br): 12.5– 12.8KGs
Coercive force(Hcb): 11.5KOe
Intrinsic Coercive Force( Hci ) : 17KOe
Max Energy (BH)max: 38– 41MGOe
Max working temp. : 120℃
Curie Point (Max). : 248℉
Density : 7.4~7.6g/cm3
➤ Countersunk Magnet OD39x ID31x4.5mm Axially Magnetized
Axially Magnetized
➤ Other Options For Neodymium Ring Magnet.
Diametrically Magnetized
Multi-poles Diametrically
