Terfenol-D Rare Earth Giant Magnetostrictive Alloy
Terfenol-D, an alloy of the formula TbDyFe, is a magnetostrictive material, which has the highest magnetostriction of any alloy.
Applications of Terfenol-D are found in magnetomechanical sensors, actuators, and acoustic and ultrasonic transducers, e.g. in the SoundBug device.
Size range:
Bar diameter: 2.0~50mm,length ≤250mm
Applications:
Micro-displacement actuator
Ultrasonic transducer
Flat panel speaker