Description
HS Magnet’s Alnico 5 (LNG44) Block Magnet (20 × 8 × 24 mm) is a high-performance permanent magnet engineered for demanding industrial applications where high magnetic strength and extreme temperature resistance are critical. Manufactured from a robust Al–Ni–Co alloy, this magnet combines high flux density with exceptional thermal stability and inherent corrosion resistance, making it a reliable choice for the most challenging environments.
Key Features
- Magnetic Grade: Alnico 5 (LNG44)
- Remanence (Br): ≈ 1.25 T
- Maximum Energy Product (BHₘₐₓ): ≈ 5.5 MGOe
- Intrinsic Coercivity (Hcb): ≈ 50 kA/m
- Temperature Coefficient of Br: -0.02 %/°C
- Maximum Operating Temperature: 525 °C
Dimensions & Tolerances
- Length: 20.0 mm ± 0.1 mm
- Width: 8.0 mm ± 0.1 mm
- Thickness: 24.0 mm ± 0.1 mm
- Finish: Precision-ground surfaces, as-cast or coated
Customization Options
- Magnetization Direction: Through thickness (24 mm), length (20 mm), or width (8 mm)
- Surface Coatings: Nickel (Ni-Cu-Ni), zinc (Zn), or epoxy for enhanced environmental protection
- Tolerances: Tighter precision tolerances available upon request
- Packaging: Custom bulk packaging for automated assembly lines
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