Alfenol [ɔːlfenəʊl]– magnetically soft iron-aluminum alloy (84% iron and 16% aluminum). 20-a. It was created in the USA in the 50s. It has high magnetic absorption in weak fields, hardness, strength, resistance to spreading, high electrical resistance. A. is mainly used for the recording and playback head of magnetic recording equipment.
Ex. Alfenol, a notable iron-aluminum alloy with high magnetic absorption and exceptional strength, is commonly utilized in the recording and playback components of magnetic recording devices.