Description
HS Magnet’s Alnico 5DG LNG48 block magnet (45 × 45 × 12 mm) is engineered specifically for magnetic clamp and workholding applications. Made from a specially formulated Alnico 5DG alloy, this magnet delivers exceptional magnetic strength, thermal stability, and precision dimensions to meet the demands of industrial tooling, machining fixtures, and magnetic chucks.
Key Features
Magnetic Properties
- Grade: Alnico 5DG (Digital Grade)
- Remanence (Br): ≈ 1.20 – 1.30 T
- Maximum energy product (BHₘₐₓ): ≈ 5.8 – 6.2 MGOe (≈ 46 – 49 kJ/m³)
- Coercivity (Hcb): ≈ 45 – 55 kA/m
- Temperature coefficient of Br: + 0.02 %/°C
- Maximum operating temperature: 540 °C
Dimensions & Tolerances
- Block size: 45.00 × 45.00 × 12.00 mm
- Standard tolerance: ± 0.05 mm (± 0.02 mm ultra-tight optional)
- CNC-ground faces ensure flatness and parallelism for uniform clamping force
Surface Finish & Coatings
- Natural sintered grey surface
- Optional plating: nickel, tin or epoxy for enhanced corrosion resistance and wear protection
Packaging & Quality Assurance
- Individually wrapped in anti-corrosion paper
- Foam-lined trays or polybags to prevent chipping
- Full batch traceability with material and magnetic test certificates
- Custom packaging options: blister packs, wooden crates, bulk boxes
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