Description
HS Magnet’s Alnico 5 LNG44 block magnet (22.5 × 19 × 8.25 mm) is engineered for precision magnetic applications requiring stable flux, high temperature resistance and exacting dimensional control. CNC-ground on all faces and manufactured from premium Alnico 5 alloy, this compact block delivers consistent performance in demanding industrial, scientific and consumer-electronics environments.
Key Features
Magnetic Properties
- Grade: Alnico 5 (LNG44)
- Remanence (Br): ≈ 1.20 – 1.30 T
- Maximum energy product (BHₘₐₓ): ≈ 5.8 – 6.2 MGOe
- Coercivity (Hcb): ≈ 45 – 50 kA/m
- Temperature coefficient of Br: + 0.02 %/°C
- Maximum operating temperature: 540 °C
Dimensions & Tolerances
- Size: 22.50 × 19.00 × 8.25 mm
- Tolerance: ± 0.05 mm (± 0.02 mm ultra-tight optional)
- CNC-ground faces for superior flatness and parallelism
Surface Finish & Coatings
- Natural grey, sintered finish
- Optional nickel, tin or epoxy plating for corrosion and wear resistance
Packaging & Quality Assurance
- Individually wrapped in anti-corrosion paper
- Packed in foam-lined trays or polybags to prevent chipping
- Full batch traceability with material certificates and magnetic test reports
- Custom packaging options: blister packs, wooden crates, bulk cartons
Typical Applications
- Magnetic clamp assemblies and workholding fixtures
- Position sensors and encoders
- Magnetic pickups and actuators
- Jigs, fixtures and precision assembly tools
- Scientific instruments and laboratory equipment
Why Choose HS Magnet?
- Over 20 years of expertise in Alnico magnet design and manufacturing
- In-house sintering, CNC machining and coating—complete process control
- 100 % inspection of magnetic properties and dimensions
- Flexible MOQs: from single prototypes to high-volume production
- Fast global shipping and dedicated technical support
Contact HS Magnet today to customize tolerances, coatings or packaging for your Alnico 5 LNG44 block magnet.
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