The Inweld ER 4043 Aluminum Tig Rod 36" is a high-quality filler metal specifically designed for TIG welding of aluminum alloys. This rod, commonly referred to as ALSi-5, contains 5% silicon which makes it ideal for welding a wide range of aluminum alloys including 3003, 3004, 5052, 6061, and 6063, as well as casting alloys like 43, 355, 356, and 214. With a melting range of 1,065°F - 1,170°F, this rod provides excellent flow characteristics and produces clean, strong welds. Once anodized, the resulting color tint is a sleek, professional gray. Whether you're a professional welder or a DIY enthusiast, the Inweld ER 4043 Aluminum Tig Rod 36" is a reliable choice for high-quality aluminum welding.