Alnico 5 LNG40 for magnetic clamp 40*40*22*D9mm

Description

HS Magnet’s Alnico 5 (LNG40) block magnet (40 × 40 × 22 mm) features a Ø9 mm center hole optimized for magnetic clamp assemblies. Manufactured from top-grade LNG40 alloy and precision-ground to tight tolerances, it delivers stable, high-flux performance under extreme temperature and load conditions.

Key Features

• Magnetic Properties
  • Grade: Alnico 5 (LNG40)
  • Remanence (Br): ≈ 1.25 T
  • Maximum energy product (BHₘₐₓ): ≈ 5.8 MGOe
  • Coercivity (Hcb): ≈ 48 kA/m
  • Temperature coefficient of Br: + 0.02 %/°C
  • Maximum operating temperature: 540 °C
• Dimensions & Tolerances
  • Block size: 40.00 × 40.00 × 22.00 mm
  • Center hole: Ø9.00 mm
  • Standard tolerance: ± 0.10 mm (± 0.05 mm optional)
  • Precision-ground faces ensure superior flatness & parallelism
• Surface Finish & Coatings
  • Natural grey sintered surface
  • Optional nickel, tin or epoxy coatings for enhanced corrosion resistance
• Packaging & Quality Assurance
  • Individually wrapped in anti-corrosion paper
  • Foam-padded trays or polybags to prevent chipping
  • Full batch traceability with material and magnetic test certificates
  • Custom packaging available: blister packs, wooden crates, bulk boxes