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N38 Neodymium Round Disc Magnets for toys products Ø 25 X 4.2 mm Zinc Plating , Permanent Strong Round Magnets with Zinc Plating
Material: NdFeB, Grade N38
Size: D25*T4.2 mm
Tolerance: ±0.03 x ±0.03 MM
Magnetization Direction: Axial (Poles on Flat Ends)
Surface Field: 2952 Gauss
Max Operating Temp: 176ºF (80ºC)
Br. max: 13,200 Gauss
BH. max: 42 MGOe
Applications: Toys Products, Speakers, Packing boxes, Leather products,etc.
Thin disc magnets.
Very strong and very handy.
Like most of the other round disc magnets we produce, these are fascinating, reasonably and great multi-purpose size.
Zn: Suitable for common environment
Nickle: Suitable for dew atmosphere and can be stably used for a long time
Ni-Cu-Ni:It has a stronger protection, adhesive ability and longer working life-span
Epoxy:Suitable for severe corrosive environment
Gold:Used for high level electronic equipment and decoration
Copper:Less coating defects and with good looking