Neodymium Magnets 1/ 2 X 1/ 8 Inch
Neodymium magnets Dia 1/2 inch x 1/8 inch thickness, are small neodymium magnets
made from an alloy of neodymium,iron, and boron (NdFeB).
Products Description
Neodymium magnets Dia 1/2 inch x 1/8 inch thickness, are small neodymium magnets made from an alloy of neodymium, iron, and boron (NdFeB). Despite their compact size, they possess exceptional magnetic strength, often considered the strongest type of permanent magnet available commercially. Due to their potency, they're widely used in various applications ranging from electronics, such as computer hard drives and headphones, to industrial equipment like MRI machines and magnetic separators. Their compact dimensions make them suitable for applications where space is limited, while their strong magnetic field ensures efficient performance.
Specification of Round neodymium magnets Dia 1/2 inch
|
Material |
NdFeB |
|
Grade |
N42 |
|
Shape |
Disc, round |
|
Plating |
Ni Plated or Epoxy |
|
Magnetized |
Axial or Diametrical |
|
Tolerance |
+/-0.002 inch |
The Feature Of N42 neodymium Magnet
- Magnetic Strength: N42 neodymium magnets are among the strongest permanent magnets available, with high levels of magnetic force. They are capable of exerting substantial pulling forces relative to their size and weight.
- Size: Despite their immense strength, these disc magnets are relatively small and compact, making them ideal for applications where space is limited but strong magnetic fields are required.
- Versatility: These magnets are versatile and find applications in various industries, including electronics, automotive, medical devices, and renewable energy technologies.
- Coating: To prevent corrosion and improve durability, neodymium magnets are often coated with a protective layer, such as nickel, zinc, or epoxy resin.
- Temperature Resistance: N42 neodymium magnets typically have good resistance to demagnetization at moderate temperatures, making them suitable for a wide range of operating conditions.
- Handling Precautions: While these magnets offer exceptional performance, they require careful handling due to their strong magnetic fields, which can cause pinching or trapping if not handled properly.
Property Data for neodymium magnets 1/ 2 x 1/ 8 inch
Grade
Br mt(KG)
Hcb Koe(KA/m)
iHc Koe(KA/m)
(BH)max KJ/m3 (MGOe)
N42
1280-1320(12.8-13.2)
≧11.6(≧923)
≧12(≧955)
318-342(40-43)
N45
1320-1380(13.2-13.8)
≧11.0(≧876)
≧12(≧955)
342-366(43-46)
N48
1380-1420(13.8-14.2)
≧10.5(≧835)
≧12(≧955)
366-390(46-49)
N50
1380-1450(13.8-14.5)
≧10.5(≧835)
≧12(≧955)
474-406(47-51)
N52
1430-1480(14.3-14.8)
≧11(≧836)
≧12(≧955)
474-406(50-53)
More neodymium magnets
FAQ: How to shield the magnetic field of strong magnet?
Please check some methods commonly used to shield magnetic fields:
Ferromagnetic Materials: Certain materials, such as iron, nickel, and cobalt, exhibit strong magnetic properties and can effectively shield magnetic fields. Placing these materials between the source of the magnetic field and the area you want to protect can absorb or redirect the magnetic field lines.
Mu-metal: Mu-metal is a specialized alloy composed of nickel, iron, copper, and sometimes other elements. It has high magnetic permeability, making it very effective for shielding against low-frequency magnetic fields. Mu-metal sheets or enclosures can be used to create barriers against magnetic interference.
Conductive Materials: Conductive materials like copper, aluminum, and brass can also provide some degree of magnetic shielding. When a conductive material is placed around the area to be shielded, it can create an eddy current that counteracts the magnetic field, reducing its strength.
Electromagnetic Interference (EMI) Shielding: EMI shielding materials, such as conductive foils, films, or paints, can be applied to surfaces to block electromagnetic radiation, including magnetic fields. These materials typically contain metals like copper, aluminum, or silver, and they can be effective at blocking magnetic fields if properly applied.
Magnetic Shielding Alloys: Some specialized alloys, besides mu-metal, are designed specifically for magnetic shielding applications. They often contain a combination of nickel, iron, and other elements optimized for magnetic attenuation.
Geometric Arrangements: sitting for too long, heavy objects are pressed for a long time,pat the surface of the leather cloth with your hands and stretch on both sides
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