100pc Aluminum Solution Welding Flux-Cored Rods Wire Brazing Rod 1.6/2.0MMx50CM
It also used for argon arc welding and filling material for pure aluminum, connection with aluminium bus and guide rod of electrolytic aluminium plant and electric power, chemistry, food and so on. No solder powder needed - there is no need to use other flux powder with aluminum alloy as the welding core and coating as the salt base.