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Ring magnet 20x(7,5x3,5)x4 with countersunk borehole N38 zoom_in

Ring magnet 20x(7,5x3,5)x4 with countersunk borehole N38

Price from 1 pc.
  zł2.76 net / zł3.39 gross

net gross
Price from: 100 pc. zł2.68 zł3.30
Price from: 300 pc. zł2.60 zł3.20

Magnet parameters:

  • outer diameter: 20 mm (±0,1 mm)
  • inner diameter: 3,5 mm (±0,1 mm)
  • phase dimeter / angle: 7,5 mm (±0,1 mm) / 90°
  • height: 4 mm (±0,1 mm)
  • weight: ~10 g
  • material: Neodym NdFeB
  • direction of magnetization: along the height
  • maximum temperature: 80 ° C.
  • Coating: Ni + Cu + Ni
  • strength: ~5,47 kg
23906 pieces available

Magnet parameters:

  • outer diameter: 20 mm (±0,1 mm)
  • inner diameter: 3,5 mm (±0,1 mm)
  • phase dimeter / angle: 7,5 mm (±0,1 mm) / 90°
  • height: 4 mm (±0,1 mm)
  • weight: ~10 g
  • material: Neodym NdFeB
  • direction of magnetization: along the height
  • maximum temperature: 80 ° C.
  • Coating: Ni + Cu + Ni
  • strength: ~5,47 kg


Magnetic properties of N38 material:

  • remanence Br: 1,22-1,25 [T]; 12,2-12,5 [kGs]
  • coercivity Hcb: ≥899 [kA/m]; ≥11,3[kOe]
  • coercivity HcJ: ≥955 [kA/m]; ≥12 [kOe]
  • energy density (BH) max: ≥287-310 [kJ/m3]; 36-39 [MGOe]

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