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AlNiCo Magnets

Aluminum-Nickel-Cobalt (AlNiCo) Magnets are high-performance permanent magnets made from a blend of aluminum, nickel, cobalt, iron, copper, and titanium. Manufactured through a sintering or casting process, these magnets are known for their exceptional temperature stability and adjustable magnetic properties. Their cylindrical form factor and high length-to-diameter ratio make them ideal for use with reed sensors and switches, especially in applications requiring consistent performance across a wide temperature range.

Due to their hardness, AlNiCo magnets are typically ground to achieve precise dimensions, making them a cost-effective choice for demanding sensing environments.

  • Wide Operating Temperature Range: From -250°C up to +450°C.
  • Excellent Temperature Stability: Ideal for environments with fluctuating or extreme temperatures.
  • Adjustable Magnetic Moment: Allows for fine-tuning of magnetic strength.
  • Optimized Geometry: Recommended length-to-diameter ratio of 4:1 for better magnetic stability.
  • Compatible with Reed Sensors
  • Industrial Automation: Reliable sensing in high-temperature or variable environments.
  • Medical Devices: Stable magnetic performance in sterilization and diagnostic equipment.
  • Aerospace and Defense: Used in systems requiring precision and thermal resilience.
  • Automotive Systems: Ideal for engine and transmission sensors.
  • Scientific Instruments: Employed in lab equipment for consistent magnetic fields.

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