Shape: Disc
Size: D3.5 x 3 mm
Tolerance: +/- 0.1 mm
Coating: (Ni-Cu-Ni)
Magnetisation: N42 3mm
Strength: approx. 0.3 Kg
Max working temp. (Max. working temperature): 80°C
Weight: 0.22 g

Properties of magnetic material N42: remanencja Br 1.28-1.32 [T] Coercja HCB min. 899 [kA / m], Coercja HcJ min. 955 [kA / m], energy product (BH) max 286-302 [kJ/m3]
Physical Properties: Density ~ 7.5 [g/cm3], Vickers (HV) ~ 600 [kg/mm2], Resistivity ~ 144 [uOhm x]
The maximum operating temperature is 80 ° [C].
Curing temperature is ~ 310 ° [C]. Temperature coefficient remanent magnetization TK (br): approximately -0.12% / ° [C]. Temperature coefficient Coercja TK (HcJ): approximately -0.6% / ° [C].
The magnetic flux density of the geometrical pole center is 0.7 [mm] distance from the surface of the magnet is ~ 0.316 [T]
Force: ~ 0.3 [kg].
All the numbers quoted were obtained as a result of tests with one specific item in a room temperature and are intended
to serve for comparison of practical magnetic properties of magnets offered by the shop