... welding flux for aluminum radiator 1,white flux 2,strong activity 3,the range of 580~620 4,effectively remove oxide Aluminum brazing flux ... W-208F is white, liquid, has strong activity. In the range of 580~620°C, it is suitable for brazing aluminum and ... form a productive film on the surface , need not to clean.Product standardsJB/T6045-1992packing20kg/pailNotes:After using,please twist the ...