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7.6 g/ cm3 Sintered Ndfeb Magnet , Neodymium Magnetic Ball

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7.6 g/ cm3 Sintered Ndfeb Magnet , Neodymium Magnetic Ball 

 

 

Quick Detail:

 

1.Density – 7.4-7.6 g/ cm3

2.Manufacturing process –sintering (most common), injection molding, and compression bonding.

3.Various shapes - blocks, bars, discs, rings, arc, segments, sectors, fan shape, cylinders, etc.

4.Prone to oxidation, plating is recommended ( Ni-CU-Ni, Zn, Au, Epoxy, Black Nickel, etc)

5.Dimensions range from 4.8mm to 25mm

 

Physical Properties of NdFeB Magnet

Density(g/cm3)

7.3-7.5

Curie Temperature ()

320

Max. Operating Temperature ()

220

Relative Permeability

1.05

Flexural Strength (N/nm2)

250

Compressive Strength (N/nm2)

1100

Tensile Strength (N/nm2)

75

Hardness (Hv)

550-650

Temperature Coefficient of Br (%/)

-0.09~-0.12

Temperature Coefficient of Hcj (%/)

 
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