Alnico 5 LNG40 curved magnet arc magnet 39.93*12.1*7.4mm

Description

Enhance the precision and performance of your magnetic assemblies with HS Magnet’s Alnico 5 LNG40 curved arc magnet. Expertly CNC-machined and thermally stable up to 540 °C, this arc-shaped magnet delivers uniform flux distribution for demanding applications.

Key Features

• Material & Grade
  • Alnico 5 alloy (Grade LNG40) for high remanence (Br ≈ 1.2 T) and moderate coercivity (Hc ≈ 0.5 T)
  • Curie temperature up to 540 °C for heat-resistant operation
• Geometry & Tolerances
  • Arc radius: 39.93 mm
  • Radial height: 12 mm
  • Chord length: 17 mm
  • Axial thickness: 4 mm
  • CNC-machined to ±0.01 mm with burr-free edges for seamless assembly
• Magnetization & Finish
  • Through-thickness magnetization (4 mm) ensures consistent flux across the arc
  • Natural oxide coating provides built-in corrosion resistance and a matte-gray appearance
• Model & Weight
  • Model number: LNG40-ARC-399312174 mm
  • Approximate weight: 5 g