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Rare Earth Neo Magnet Discs with Countersunk Hole

Products Mode:
Material: Sintered Neodymium-Iron-Boron
Size: Customized
Sharpes: Disc, Cylinder, Block, Ring, Countersunk or custom
Grades: N33-52,33M-50M,30H-48H,30SH-45SH......
Coating: Ni,Ni-Cu-Ni,Zn,silver,gold,aluminum,epoxy......
Tolerance: +-0.05mm

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Product Description
Magnet Material:                     NdFeB or Neodymium Iron Boron
Magnet shape:                         Disc
Magnet grade:                         N45
Diameter:                                 20mm
Thickness:                                5mm
Tolerance:                                +/-0.1mm (0.004”)
Coating:                                   Nickle plated
Operating Temp(Max).:           80℃
Direction of magnetization:    Magnetized through thickness
Other size and grade are available on request
Please send us email at if you can’t find what you are looking for. 

Technical Info
➤ Neodymium Cup Magnet Strong Holding Power D20 x 5.0mm

Material type:                                   Permanent
Material composition:                     Nd2Fe14B
Remanence (Br):                              13.2– 13.8KGs
Coercive force(Hcb):                        11KOe
Intrinsic Coercive Force( Hci ) :       12KOe
Max Energy (BH)max:                       43– 46MGOe
Max working temp. :                         80℃
Curie Point (Max). :                           176℉
Density :                                             7.4~7.6g/cm3

Direction Of Magnetization

➤ Countersunk Magnet  D20x5mm Magnetized through thickness

Axially Magnetized

➤ Other Options For Neodymium Disc Magnet.

Diametrically Magnetized

Multi-poles Diametrically