HYMU 80 is a nickel alloy with extremely high and maximum permeability, low coercive force and minimum hysteresis loss, which makes it optimal for magnetic shielding applications.
This material is also known as Permalloy 80 and Moly-Permalloy.
Specifications:
MIL-N-14411C Composition 1, ASTM A-753-78
Applications:
Transformer cores, electro-magnetic shields, high quality motor laminations, stepping motors.