Description
A Neodymium Magnet Ball is a spherical magnet made from high-performance neodymium-iron-boron alloy, known for its exceptional magnetic strength. This magnet ball offers robust holding power and is ideal for various applications, including industrial, scientific, and educational uses, as well as creative and recreational projects. Its compact and versatile design makes it perfect for situations requiring strong, reliable magnetic force.
| name | Product Specifications | SI | CGS |
|---|---|---|---|
| shape | |||
| Diameter | D | 5 mm | 0.5 cm |
| Magnetization Direction | M | Axial direction | |
| surface treatment | NiCuNi | 12 μm | - |
| Magnetic properties | |||
| Surface magnetic flux density | B | 668.5 mT | 6685 Gauss |
| Material property | |||
| Material symbol | neodymium | 35 | |
| Residual magnetic flux density | Br | 1170-1220 mT | 11.7-12.2 kg |
| Coercive force | Hcb | ≧868 kA/m | ≧10.9 kOe |
| Intrinsic coercivity | 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 | 0.00049 kg | 0.49 g |
| 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.
