Silver- based flux cored filler is independently designed by us. The use of silver flux cored filler processes many advantages over those conventional metal join. It is fabricated by adding a certain proportion of scaling powder to a ribbon- like braze material, then winding up. Due to the various demands from different fields, the set of silver-based flux cored filler gives the specific options for different applications; Every design have its specific property and character. Their characters are divided into the following categories: normal liquidity, good liquidity, no splash braze(short thermal cycle), the boron modified scaling powder bearing cored filler with proprolonged protection used for extended heating time. Products in shapes of stripe, wire and pre-formed ring are available.