High Quality: The powder-filled aluminum welding rods are made of aluminum alloy material, non-toxic and durable. The package includes 3 low-melting welding rods. Excellent Performance: Designed for a complete and smooth welding effect, this product contains internal powder, offering good weldability and corrosion resistance, high thermal conductivity, high electrical conductivity, and excellent processing performance. Versatile: It can be used for stainless steel. It is also used for argon arc welding repair and pure aluminum filler material, aluminum casing and guide rod connection in electrolytic aluminum plants, and in power, chemical, and food industries, etc. Easy to Use: No need to use other aluminum alloy welding cores and coatings as salt-based flux. The powder-filled aluminum welding rods can be quickly repaired with a lighter. Wide Application: Including welding household water pipes, gas pipes and stainless steel pipes, copper pipes, aluminum pipes, water tank electronic components, wires, etc.