A permanent magnet generates a magnetic field without any external power supply. No current through a coil, no energy input required to maintain the field. The magnetism is a property of the material itself, and it persists indefinitely under normal operating conditions. That simplicity is deceptive. The difference between the magnet on your refrigerator and…
Public Policy
Aerospace Industry Warns US Magnet Supply May Fall Short of 2027 Defence Rules
US aerospace manufacturers warn that qualified rare earth magnet capacity may remain constrained beyond the January 2027 sourcing deadline. New federal waiver restrictions could complicate the…
