... / brazing rods / solder rodsPhos-copper ,Phos-Copper-Silver ,Silver-Copper-Zinc,Silver-Copper-Zinc-Tin,Silver-Copper-Zinc-Cd,Copper-Zinc,Aluminum base brazing ... effect.Needn't to use flux when brazing copper and silver objects,the joints have good strength.AlloyCorresponding AlloyChemical CompositionMelting ... fuel gas ware,radiant heating and cleaners,polishes ect. good quality silver brazing rods