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Description of radial annular strong magnetic magnet with outer diameter of 4mm;
Appearance: as shown in the figure
Material: N48 (according to customer requirements)
Remanence br:1.382t 13.82kgs
Coercivity hcb:1005 ka/m 12.63koe
Intrinsic coercivity hcj:1033 ka/m 12.98koe
Maximum magnetic energy product (BH) max:45.95mgoe
Tolerance: ± 0.05mm
Coating: nickel copper nickel
Magnetization direction: radial magnetization
Surface magnetic field: 3900gs
Tension: 0.11kg
Operating temperature: maximum operating temperature 80 ℃
Unit weight: 0.32g
Application: motor, electronic products, sensors, optical instruments, etc
If you have a quotation for a similar small magnetic ring magnetic steel or a cylindrical powerful magnet with holes, remember to contact courage for proofing.
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