30x5/4.5 mm Annular N38 Neodymium Magnet - for Flat Screw

Magnet parameters: outer diameter: 30mm (± 0.1mm) inner diameter: 8.5mm (± 0.1mm) chamfer diameter / angle: 4.5 mm (± 0.1 mm) / 90° height: 5 mm (± 0.1 mm) magnet weight: ~ 20 g magnetization direction: along the dimension 5 mm (height) magnetic material N38 maximum working temperature: 80 ° C. coating: Ni + Cu + Ni (Not to be used in water) Maximum capacity: ~ 10.7 kg Magnetic properties of material N38: remanence induction Br 1.22 - 1.25 [T]; 12.2-12.5 [kGs] HcB coercivity: ≥899 [kA / m]; ≥11.3 [kOe] HcJ coercivity: ≥955 [kA / m]; ≥12 [kOe] magnetic energy density (BH) max .: 287-310 [kJ / m3]; 36-39 [MGOe] Note: As the maximum load capacity of a magnet is influenced by many factors, we recommend checking the magnet in specific conditions.