Description
Neodymium Disc Magnet - Diametric
Diameter: 3mm (0.12") x 5mm (0.20")
Material: Neodymium (NdFeB)
Magnetization: Diametrically magnetized (magnetic poles are on the curved sides)
Coating: Nickel-plated
This diametric neodymium disc magnet offers exceptional strength and precision for industrial applications. Its compact size and diametric magnetization make it ideal for specialized assemblies, sensors, and rotational devices. Designed for reliability, the durable nickel coating ensures longevity even in demanding environments. Contact us for bulk orders!
| name | Product Specifications | S.I. | C.G.S. |
|---|---|---|---|
| shape | |||
| diameter | D | 3mm | 0.3cm |
| high | H | 5 mm | 0.5cm |
| Magnetization direction | M | Radial direction | |
| surface treatment | NiCuNi | 12 μm | - |
| magnetic properties | |||
| surface magnetic flux density | B | 389.2 mT | 3892 Gauss |
| Suction power Adsorption power |
F | 0.258kgf | 258gf |
| permeance coefficient | PC | 2.11 PCs | - |
| Upper limit temperature | Tw | 95 ℃ | 203 °F |
| Material property | |||
| Material symbol | neodymium | 35 | |
| residual magnetic flux density | Br | 1170-1220mT | 11.7-12.2 kG |
| coercive force | Hcb | ≧868 kA/m | ≧10.9 kOe |
| Intrinsic coercive force | Hcj | ≧955 kA/m | ≧12 kOe |
| maximum energy product | BH | 263-287 kj/m3 | 33-36 MGOe |
| temperature coefficient | Br | -0.12 %/℃ | 31.78 %/°F |
| Hcj | -0.55 %/℃ | 31.01 %/°F | |
| Heatproof temperature | Tw | ≦80 ℃ | ≦176 °F |
| curie temperature | Tc | 310 ℃ | 590 °F |
| density | ρ | 7.5 kg/m3 | - |
| weight | Net | 0.000265kg | 0.265g |
| remarks | |||
| REACH RoHS Directive | |||
Warning
This product is not a toy and is unsuitable for children. Designed for scientific and industrial use, it contains strong Neodymium magnets that can be harmful if swallowed. These magnets are brittle and may chip or break upon impact. Handle with care. Please review the Warnings page before ordering.
