ITEM NAME:10x Easy Melt Welding Rods Low Temperature Aluminum Wire Brazing 1.4mmx500m E3P2 Description&Preview.Can be used to gas welding with solder powder,can also be used for argon arc welding. Low temperature. Material: Aluminum. Uses: Can use to any heat source, such as propane, butane, mapp, or an oxy-acetylene torch.