... rods / solder rodsPhos-copper ,Phos-Copper-Silver ,Silver-Copper-Zinc,Silver-Copper-Zinc-Tin,Silver-Copper-Zinc-Cd,Copper-Zinc,Aluminum base ... to use flux when brazing copper and silver objects,the joints have good strength.AlloyCorresponding AlloyChemical CompositionMelting RangeMain FeaturesTypical ApplicationP ... gas ware,radiant heating and cleaners,polishes ect. good quality silver brazing rods