Kanthal KA1 MTL use Round Wire 30 feets By Oldman Kanthal wire is a ferritic iron-chromium-aluminum (FeCrAl) alloy. It does not easily rust or oxidize in industrial applications and has excellent resistance to corrosive elements. Kanthal wire has a higher maximum operating temperature than Nichrome wire. High quality resistance wire made of aluminium, chromium and iron alloy. It is characterized by resistance to high temperatures. Kanthal A1 has a resistance value of 12 Ω / m. Kanthal is inexpensive and widely available at most vape shops. Variable wattage Easy to work with Holds shape Wide availability Inexpensive Not compatible with TC