Kanthal AF jẹ irin-chromium-aluminiomu alloy ferritic (FeCrAl alloy) fun lilo ni awọn iwọn otutu to 1300°C (2370°F).Awọn alloy ti wa ni characterized nipasẹ o tayọ ifoyina resistance ati ki o gidigidi ti o dara fọọmu iduroṣinṣin Abajade ni gun eroja aye. Awọn ohun elo aṣoju fun Kanthal AF jẹ bi awọn eroja alapapo itanna ni awọn ileru ile-iṣẹ