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Neodymium Φ5mmXΦ3mmX4mm Dia

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Product specification 2D DESIGN 3D DESIGN
Back
Voice Name Symbol SI CGS
Shape Diameter D 5 mm 0.5 cm
Internal diameter ID 3 mm 0.3 cm
Height H 4 mm 0.4 cm
direction of magnetization M D
Weight Net 0.00038 kg 0.38 g
Surface treatment Ni 12 μm  
Magnetic
Characteristics		 Surface magnetic flux density B 276.3 mT 2763 Gauss
Suction force
Adhesion		 F 0.159 kgf 159 gf
Magnetic flux density on load point Bd  mT  Gauss
Total flux φo  Wb  Mx
Permeance Coefficient Pc 1.36 Pc  
Maximum usage temperature Tw 90 ℃
Minimum usage temperature Tw  ℃
Material properties Materialsymbols Neodymium 35  
remanence Br 1170-1220 mT 11.7-12.2 kG
Coercivity Hcb ≧868 kA/m  kOe
Intrinsic coercive force Hcj ≧955 kA/m  kOe
Maximum energy product BH 263-287 kj/m3  MGOe
Temperature coefficient Br -0.12 %/℃  
Hcj -0.55 %/℃
Heat resistant temperature Tw ≦80 ℃
Curie temperature Tc 310 ℃
Density ρ 7.5 kg/m3
Remarks REACH RoHS Directive

*Magnetic flux density and attraction/heat force depends on the measurement equipment and the environment. These are only references values, these are not the guaranteed value.