Description
HS Magnet’s Alnico 5 (LNG44) block magnet—59.5 × 59.5 × 25 mm with a precision-drilled Ø10 mm center hole—is engineered for robust, high-temperature magnetic clamping and fixturing. Crafted from premium Alnico 5 alloy and ground to tight tolerances, it delivers exceptional magnetic stability, thermal endurance and corrosion resistance.
Key Features
• Material & Magnetic Properties
– Grade: Alnico 5 (LNG44)
– 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): 59.50 mm
– Width (W): 59.50 mm
– Thickness (T): 25.00 mm
– Center hole diameter: Ø 10.00 mm
– Standard tolerance: ± 0.10 mm (± 0.05 mm optional)
• Surface Finish & Coatings
– Natural gray sintered finish
– Optional coatings: nickel, tin or epoxy for enhanced corrosion protection
– Precision ground for flatness and parallelism
• Packaging & Handling
– 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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