Pot Cap Neodymium Φ25mmX8mm Hook S-pole

Countersunk screw side
Voice Name Symbol SI CGS
Shape Diameter D 25 mm 2.5 cm
diameter d 19.5 mm 1.95 cm
Supplementation S 9 mm 0.9 cm
Length L 17 mm 1.7 cm
Width W 8 mm 0.8 cm
Height H 8 mm 0.8 cm
height h 5.8 mm 0.58 cm
Thickness T 2 mm 0.2 cm
Screw M 4 mm 0.4 cm
direction of magnetization M A
Weight Net 0.03045 kg 30.45 g
Surface treatment Ni 12 μm  
Surface magnetic flux density B  mT  Gauss
Suction force
F 25 kgf 25000 gf
Magnetic flux density on load point Bd  mT  Gauss
Total flux φo  Wb  Mx
Permeance Coefficient Pc  Pc  
Maximum usage temperature Tw 80 ℃
Minimum usage temperature Tw  ℃
Material properties Materialsymbols Pot Cap 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 Slip load 7kgf

*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.