Description
This Neodymium Disc Magnet with Countersunk Hole combines strength and precision for various applications. It features:
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Outer diameter: Ø25mm
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Inner diameter (countersunk hole): Ø5.3mm
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Height (thickness): 15mm
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M5 thread for secure mounting with standard screws
Ideal for industrial, mechanical, and DIY uses, this magnet provides powerful magnetic force in a compact design, perfect for applications where reliable attachment and performance are needed. Its countersunk hole allows for easy integration into your projects with a flush finish. Contact us for bulk orders!
| name | Product Specifications | SI | C.G.S. |
|---|---|---|---|
| shape | |||
| Diameter | D | 25 mm | 2.5cm |
| omission | S | 10.7 mm | 1.07cm |
| Inner diameter | ID | 5.3 mm | 0.53 cm |
| high | H | 15 mm | 1.5 cm |
| screw | M | 5 mm | 0.5cm |
| Magnetization Direction | M | Axial direction | |
| surface treatment | NiCuNi | 12 μm | - |
| Magnetic properties | |||
| surface magnetic flux density | B | 459 mT | 4590 Gauss |
| Suction power Adsorption power |
F | 15.2 kgf | 15202 gf |
| Operating point magnetic flux density |
Bd | 815.3 mT | 8153 Gauss |
| Total Flux | φo | 0.00038223 Wb | 38223 Mx |
| Permeance Coefficient | PC | 2.26 pcs | - |
| Upper limit temperature | Tw | 85 °C | 185 °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 | 0.0527 kg | 52.7 g |
| remarks | |||
| REACH RoHS Directive | |||
Avertissement
Ce produit n'est pas un jouet et ne convient pas aux enfants. Conçu pour une utilisation scientifique et industrielle, il contient de puissants aimants en néodyme qui peuvent être nocifs en cas d'ingestion. Ces aimants sont cassants et peuvent s'écailler ou se briser en cas d'impact. Manipulez-les avec précaution. Veuillez consulter la page Avertissements avant de passer commande.
