Kanthal AF waa bir-chromium-aluminium alloy (FeCrAl alloy) oo loo isticmaalo heerkul ilaa 1300°C (2370°F). Daawaha waxaa lagu gartaa caabbinta oksaydheynta oo aad u fiican iyo qaab aad u wanaagsan oo degganaansho taasoo keentay muddo dheerelement nolosha.Codsiyada caadiga ah ee Kanthal AF waa sida walxaha kuleylka korantada ee foornooyinka warshadaha