Tombac

Tombac, as it is spelled in French, or Tombak, is a brass alloy with high copper content and 5-20% zinc content. Tin, lead or arsenic may be added for colouration. It is a cheap malleable alloy mainly used for medals, ornament, decoration and some munitions. In older use, the term may apply to brass alloy with a zinc content as high as 28%-35%.