Description
HS Magnet’s precision-machined N40 neodymium disc magnet (Ø 30.30 × 3.00 mm) delivers exceptional magnetic force in a compact form. Manufactured from premium NdFeB alloy, this magnet combines high pull-force, tight dimensional tolerances and reliable corrosion protection—ideal for both industrial applications and creative projects.
Key Features
- Material & Magnetic Properties
• Grade: NdFeB N40
• Remanence (Br): 1.26 – 1.32 T
• Intrinsic coercivity (Hci): ≥ 830 kA/m
• Maximum energy product (BHₘₐₓ): ≈ 40 MGOe
• Maximum operating temperature: 80 °C (120 °C optional) - Dimensions & Tolerances
• Diameter: Ø 30.30 mm
• Thickness: 3.00 mm
• Standard tolerance: ± 0.05 mm (± 0.02 mm optional) - Coating & Finish
• Standard: Ni–Cu–Ni triple-layer plating for superior corrosion resistance
• Optional: zinc, epoxy or gold plating
• Precision-ground faces for flat, smooth stacking - Packaging & Handling
• Individually foam-wrapped or poly-bagged to prevent chipping
• Tray or bulk packaging available for volume orders
• Custom blister packs and kit packaging on request
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