Description
Experience unparalleled strength and reliability with our premium neodymium magnets. Engineered for maximum performance, these powerful magnets are perfect for a wide range of applications, from industrial uses to creative DIY projects. Discover the difference quality makes with our neodymium magnets.
| name | Product Specifications | S.I. | CGS |
|---|---|---|---|
| shape | |||
| diameter | D | 4mm | 0.4cm |
| Inner diameter | ID | 2 mm | 0.2cm |
| high | H | 4mm | 0.4cm |
| Magnetization direction | M | Axial direction | |
| surface treatment | NiCuNi | 12 μm | - |
| magnetic properties | |||
| surface magnetic flux density | B | 284.7 mT | 2847 Gauss |
| Suction force/ adsorption force |
F | 0.392 kgf | 392gf |
| Operating point magnetic flux density |
Bd | 1037.7 mT | 10377 Gauss |
| total flux | φo | 0.00000978 Wb | 978 Mx |
| permeance coefficient | PC | 6.93pcs | - |
| Upper limit temperature | Tw | 135 ℃ | 275 °F |
| 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 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 | 0.00028 kg | 0.28g |
| 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.
