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Dexter-Axial-Magnet-Application-smallBasic_Axial_Disc_Magnet_SectionThe axial disc magnets from Dexter are available as standard products (see below specifications). If you are looking for other materials (e.g. ceramic or Samarium Cobalt) or alternative shapes, Dexter is happy to work with you to provide you the magnet your application requires. With advanced modeling capabilities to determine the ideal magnet for your application, we guarantee superior performance.


Technical Specifications

Part Number
2910042-1 2910043-1 2910044-1 2910045-1
          (order online)

Physical Data

Diameter Ø 2.0 +/- 0.1mm 4.0 +/- 0.1mm 6.0 +/- 0.1mm 8.0 +/- 0.1mm
Thickness T 0.8 +/- 0.05mm 2.5 +/- 0.05mm 2.5 +/- 0.05mm 2.5 +/- 0.05mm
Density
7.6 g / cc 7.6 g / cc 7.6 g / cc 7.6 g / cc
Mass g ≈0.02 g ≈0.24 g ≈0.53 g ≈ 0.96 g
Temp Coefficient of Linear
Expansion (CTE) 
5 to 8.0x10-6°C-1 5 to 8.0x10-6°C-1
5 to 8.0x10-6°C-1 5 to 8.0x10-6°C-1

Magnetic Characteristics

Material   Nd-Fe-B Nd-Fe-B
Nd-Fe-B Nd-Fe-B
Energy Grade   35 MGOe 35 MGOe 35 MGOe 35 MGOe
Temp Coefficient of Magnetic Field Strength  -0.15%°C-1 -0.15%°C-1
-0.15%°C-1 -0.15%°C-1
Max. Operating Temp  150ºC 150ºC 150ºC 120ºC
Coating Nickel Plating Nickel Plating Nickel Plating Nickel Plating