Description
Neodymium Disc Magnet – Ø4.5 × 6 mm
Compact neodymium disc magnet engineered for reliable magnetic performance in small-scale assemblies and precision applications. Its elongated cylindrical profile provides increased magnetic depth compared to thinner disc magnets, making it suitable for electronics, magnetic fastening systems, sensors, hobby projects, and industrial holding applications.
Specifications
| Specification | Details |
|---|---|
| Magnet Type | Neodymium Iron Boron (NdFeB) |
| Grade | N35 |
| Shape | Disc / Cylindrical |
| Dimensions | Ø4.5 × 6 mm |
| Dimensional Tolerance | ±0.1 mm |
| Magnetization Direction | Axial (through thickness) |
| Coating | Nickel–Copper–Nickel (NiCuNi) |
| Coating Thickness | Approx. 12–25 µm |
| Surface Finish | Bright silver |
| Residual Induction (Br) | 1.17–1.22 Tesla |
| Coercivity (Hcb) | ≥ 10.8 kOe |
| Intrinsic Coercivity (Hcj) | ≥ 12.0 kOe |
| Max Energy Product (BHmax) | 33–35 MGOe |
| Surface Field (Approx.) | 2,200–2,800 Gauss |
| Pull Force (direct steel contact) | ~0.7–1.1 kgf (7–11 N) |
| Volume | ~95 mm³ |
| Weight | ~0.7 g per magnet |
| Max Operating Temperature | 80 °C |
| Curie Temperature | ~310–320 °C |
| Temperature Coefficient (Br) | −0.11% per °C |
| Material | Hard and brittle – not machinable after magnetization |
| Compliance | RoHS & REACH compliant |
Typical Applications: Electronics, reed switches, magnetic latches, sensors, DIY projects, miniature fixtures, crafts, and precision holding applications.
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.
