Bronze Filler Metals

Here you can find Metalli’s product range of Bronze Filler Metals. In the table you can obtain further information about each individual product.

Name Composition Melting Range °C ISO 17672 Datasheet


This filler metal is suitable for the brazing of tungsten carbides, e.g. brazing of drills, can withstand higher temperatures than normal silver brazing filler metals. Poorer free flowing properties.
Cu Zn Mn Co
58 38 2 2


This filler metal is well suited for tungsten carbides, e.g. drills, where heat treatment coincides with the brazing process.
Cu Ni Si
96.8 2.6 0.6

Metalli Bronze 7503V

This filler metal is suitable for ferrous metals. Controllable flowing properties and well suited for wider gaps (0.025-0.75 mm). Gives a good joint strength.
Cu Ni Fe Si Zn
48.5 9.5 0.2 0.2 41.6

Metalli Bronze 721

This filler metal can be used with ferrous metals, e.g. bicycle frames. Gives joints with good strength and can fill wider gaps 0.025-0.75 mm.
Cu Fe+Ni Sn Si Zn
57.5 0.5 1 0.15 40.85