It is specially formulated to make strong permanent repairs that can last a lifetime. Easily use in welding of kitchen, furnace, common applications include stainless steel fabrication of dairy, food or restaurant equipment, chemical tanks and general purpose applications where corrosion conditions are only a moderate concern, suitable for cryogenic applications. Material: aluminum Quantity: 20/10/30/50pcs Suitable for novice welders to carry out all-round welding. Requires only a small heating device. The strength of the weld is typically higher than that of the base material itself. The welding wire produces a smooth, high-quality weld. It also features a low melting point, high weldability and corrosion resistance, high thermal conductivity, high electrical conductivity and excellent workability., Manufacturer: KFGISD