Samarium-Cobalt Magnet YXG28 Disc Magnet D7*5mm

Description

HS Magnet’s YXG28 samarium‐cobalt (Sm₂Co₁₇) disc magnet (Ø 75 mm) is designed for extreme‐temperature stability, superior magnetic performance and exceptional dimensional accuracy. With a maximum service temperature up to 350 °C and a high intrinsic coercivity, this premium SmCo magnet is perfect for demanding aerospace, defense, instrumentation and high‐speed rotating machinery applications.

Key Features

• Material & Magnetic Properties
  • Grade: YXG28 (Sm₂Co₁₇)
  • Maximum energy product (BHₘₐₓ): 28 MGOe (~224 kJ/m³)
  • Remanence (Br): 1.00 – 1.05 T
  • Intrinsic coercivity (Hₖⱼ): ≥ 860 kA/m
  • Temperature coefficient of Br: –0.03 %/°C
  • Maximum operating temperature: 350 °C
• Dimensions & Tolerance
  • Diameter (D): 75.00 mm
  • Thickness (T): customizable (standard 5.00 mm)
  • Dimensional tolerance: ± 0.02 mm
• Surface Finish
  • Natural passivated SmCo surface
  • Optional coatings: nickel, zinc or epoxy for enhanced corrosion protection
  • Lapped faces & chamfered edges on request
• Packaging & Handling
  • Individually wrapped in corrosion‐inhibiting paper
  • Foam‐padded or poly-bagged to prevent chipping
  • Supplied in bulk trays, custom blister packs or wooden boxes
  • Batch number and material certification included