Alnico Class 5 Round Bar Magnets Special Magnets for Guitar Pickup Size D5x18

Description

HS Magnet’s Alnico Class 5 Round Bar Magnets (Ø5 × 18 mm) are precision-manufactured for superior performance in electric guitar pickups and other precision magnetic applications. Leveraging the well-balanced alloy composition of aluminum, nickel and cobalt, these magnets deliver warm, rich tonal response and long-term stability.

Key Features

• Material & Magnetic Properties
  • Grade: Alnico 5
  • Remanence (Br): ≈ 0.65 – 0.75 T
  • Coercivity (Hc): ≈ 70 – 80 kA/m
  • Maximum energy product (BHₘₐₓ): ≈ 5.5 MGOe
  • Operating temperature: up to 550 °C without loss of performance
• Dimensions & Tolerances
  • Diameter: Ø 5.00 mm
  • Length: 18.00 mm
  • Tolerance: ± 0.05 mm (tight tolerance for uniform pole spacing)
• Surface Finish
  • Standard: oxide-passivated surface
  • Optional: nickel or gold plating for enhanced corrosion resistance
• Packaging & Handling
  • Individually separated with foam inserts to prevent chipping
  • Supplied in labeled plastic trays or custom bulk packaging
  • Includes handling instructions and magnetic warning labels