Description
HS Magnet’s Alnico 5 (LNG44) block magnet—48 × 48 × 16 mm with a Ø 8.7 mm through-hole—is engineered for magnetic clamp systems and precision workholding. Made from premium LNG44 alloy and CNC-ground to tight tolerances, it delivers high flux density, exceptional thermal stability and long-term reliability.
Key Features
- Magnetic Grade & Properties
• Grade: Alnico 5 (LNG44)
• Remanence (Br): ≈ 1.25 T
• Maximum energy product (BHₘₐₓ): ≈ 5.8 MGOe (≈ 46 kJ/m³)
• Coercivity (Hcb): ≈ 48 kA/m
• Temperature coefficient of Br: + 0.02 %/°C
• Maximum operating temperature: 540 °C - Dimensions & Tolerances
• Block size: 48.00 × 48.00 × 16.00 mm
• Through-hole diameter: Ø 8.70 mm
• Standard tolerance: ± 0.10 mm (± 0.05 mm optional) - Surface Finish & Coatings
• Natural grey sintered surface
• Optional nickel, tin or epoxy coating for corrosion resistance
• Precision grinding for superior flatness and parallelism - Packaging & Quality Assurance
• Individually wrapped in anti-corrosion paper
• Foam-padded trays or poly-bags to prevent damage
• Bulk trays, custom blister packs or wooden crates available
• Batch traceability and material certification included
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