... -Copper ,Phos-Copper-Silver ,Silver-Copper-Zinc,Silver-Copper-Zinc-Tin,Silver-Copper-Zinc-Cd,Copper-Zinc,Aluminum base copper welding rods / brazing rods / solder rodsPhos-copper ,Phos-Copper ... melting point.Can make many kinds of brazing ring,wires,brazing copper and copper and copper alloy parts,brazing ample clearance tie-in.JCuP ...