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Pot Cap Neodymium Φ20mmX7mm/M4 Thread Male N-pole

Countersunk screw side
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Product specification 2D DESIGN 3D DESIGN
Back
Voice Name Symbol SI CGS
Shape Diameter D 20 mm 2 cm
diameter d 15 mm 1.5 cm
Length L 15 mm 1.5 cm
Height H 7 mm 0.7 cm
height h 5.3 mm 0.53 cm
Thickness T 1.5 mm 0.15 cm
Screw M 4 mm 0.4 cm
direction of magnetization M A
Weight Net 0.01541 kg 15.41 g
Surface treatment Ni 12 μm  
Magnetic
Characteristics		 Surface magnetic flux density B  mT  Gauss
Suction force
Adhesion		 F 9 kgf 9000 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.