• Nodular Iron : Iron of a normally gray cast iron type that has been suitably treated with a nodularizing agent so that all, or the major portion of its graphitic carbon, has a nodular or spherulitic form as cast. Often referred to as Ductile Iron.
  • NODULARISER : Metallurgy material that used before pouring the liquid to create spherical nodules, this spherical nodules is one of the rules in FCD casting
  • Nonferrous : A negative term; refers to alloy in which the predominate metal or solvent is not iron.
  • NOZFIL : As a filler material in the nozzle area of ladle