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Large Sintered NdFeB Neodymium Ring Magnets

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:                        Ring
Magnet grade:                        N52
Length:                                    60mm
Width:                                      52mm
Thickness:                                6.5mm
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
➤ High Quality Neodymium Ring Magnet N52 OD60 x ID52 x 6.5mm

Material type:                                   Permanent
Material composition:                    Nd2Fe14B
Remanence (Br):                             14.2– 14.8KGs
Coercive force(Hcb):                      10KOe
Intrinsic Coercive Force( Hci ) :     11KOe
Max Energy (BH)max:                    49– 53MGOe
Max working temp. :                      80℃
Curie Point (Max). :                        176℉
Density :                                          7.4~7.6g/cm3

Direction Of Magnetization

➤ Ring Magnet  OD60x ID52x6.5mm  Axially Magnetized

Axially Magnetized

➤ Other Options For Neodymium Ring Magnet.

Diametrically Magnetized

Multi-poles Axially