B48

Pot Cap Neodymium Φ48mmXΦ8.5mmX11.5mm/M8 Cylindrical borehole N-pole

Countersunk screw side
Voice Name Symbol SI CGS
Shape Diameter D 48 mm 4.8 cm
diameter d 38 mm 3.8 cm
Internal diameter ID 8.5 mm 0.85 cm
Supplementation S 15 mm 1.5 cm
Height H 11.5 mm 1.15 cm
height h 8.3 mm 0.83 cm
Thickness T 3 mm 0.3 cm
Screw M 8 mm 0.8 cm
direction of magnetization M A
Weight Net 0.13779 kg 137.79 g
Surface treatment Ni 12 μm  
Magnetic
Characteristics
Surface magnetic flux density B  mT  Gauss
Suction force
Adhesion
F 86 kgf 86000 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 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.