Description
HS Magnet’s Alnico 5 (LNG40) block magnet (35 × 75 × 8.8 mm) delivers exceptional magnetic performance, thermal stability and mechanical durability. Sintered from premium Alnico 5 alloy and precision-ground to tight tolerances, this block magnet is engineered for demanding industrial and scientific applications.
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): 35.00 mm
– Width (W): 75.00 mm
– Thickness (T): 8.80 mm
– Standard tolerance: ± 0.10 mm (± 0.05 mm optional)
• Surface Finish & Coating Options
– Natural gray sintered surface
– Optional nickel, tin or epoxy coating for enhanced corrosion resistance
– Precision grinding for 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 certificate included
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