QJ102 silver solder powder is produced according to national standards <GB/T6045-92 Brazing solvent > a common powdered silver solder flux, solvent suitable for the temperature range 550-850 Degrees Celsius brazing with silver solder copper and copper alloys, steel and stainless steel, carbide, etc.. Can effectively dissolve faster metal surface oxides and promote solder flow distribution, improve the purity and intensity of welding. The product flow, good subtle powder is ideal for use with silver solder flux! Note: Soldering surface must be clean and no pollution parent can be prepared or dip soldering, sealing time after use, to avoid tidal Collection Main components: fluoride borate, borate compound, active agent, water, etc., does not contain prohibited substances.