Check the listing for details. Kanthal A1 16 18 20 21 22 23 24 25 26 27 28 29 30 31 32 34 36 38 40 AWG 25-1000'. Condition: New. Listed at 4.45 USD. Every WIREOPTIM spool of wire is precision wound via hands-off computerized machines, perfectly tensioned, and handled with care in a clean environment to ensure only the highest quality product lands in your hands. Say goodbye to tangles, oil, skin salts, and other debris or contaminants. Kanthal A-1 is a ferritic iron-chromium-aluminum alloy. Kanthal A-1 in particular has high resistivity and excellent oxidation resistance. It is typically used in such applications as: Heating Elements Furnace Applications Electrical Heating Elements High Temperature Furnaces Heating Treatment Glass Steel Ceramics Electronics Specifications: Kanthal A-1 (22% Cr, 5.8% Al, Fe balance) Rated for temperatures up to 1400°C (2550°F) Excellent Oxidation Resistance Melting Temperature: 1500°C (2732°F) Tensile Strength: 680 n/mm² Magnetic properties: Magnetic up to approximately 600°C (Curie point). Emissivity - fully oxidized material - 0.70 AWG, Diameter (mm), Ohms/ft, Largest Spool Denomination: 16 AWG - 1.29mm - 0.33 - 250' 18 AWG - 1.02mm - 0.67 - 250' 20 AWG - 0.81mm - 0.81 - 50' 22 AWG - 0.64mm - 1.31 - 100' 24 AWG - 0.51mm - 2.04 - 100' 26 AWG - 0.40mm - 3.21 - 250' 28 AWG - 0.32mm - 5.27 - 250' 30 AWG - 0.25mm - 8.36 - 500' 32 AWG - 0.20mm - 13.75 - 1000' 34 AWG - 0.16mm - 21.1 - 1000' 36 AWG - 0.127mm - 33.4 - 1000' 38 AWG - 0.1007mm - 52.92 - 1000' 40 AWG - 0.0799mm - 84 - 1000'