Description
HS Magnet’s Alnico 5 (LNG40) block magnet—38.00 × 11.70 × 5.79 mm—is engineered for demanding industrial and scientific uses requiring high flux density, exceptional thermal stability and mechanical durability. Sintered from premium Alnico 5 alloy and precision-ground to tight tolerances, it ensures consistent performance even in harsh environments.
Key Features
- Material & Magnetic Properties
• Grade: Alnico 5 (LNG40)
• Remanence (Br): ~ 1.20 – 1.25 T
• Maximum energy product (BHₘₐₓ): ~ 5.5 MGOe (≈ 44 kJ/m³)
• Coercivity (Hcb): ~ 45 – 50 kA/m
• Temperature coefficient of Br: + 0.02 %/°C
• Maximum operating temperature: 540 °C - Dimensions & Tolerances
• Length (L): 38.00 mm
• Width (W): 11.70 mm
• Thickness (T): 5.79 mm
• Standard tolerance: ± 0.10 mm (± 0.05 mm optional) - Surface Finish & Coating Options
• Natural gray sintered surface
• Optional coatings: nickel, tin or epoxy for enhanced corrosion resistance
• Precision grinding for superior flatness and parallelism - Packaging & Quality Assurance
• Individually wrapped in anti-corrosion paper
• Foam-padded or poly-bagged to prevent chipping
• Supplied in bulk trays, custom blister packs or wooden crates
• Batch traceability and material certification included
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