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NICKEL TITANIUM ALLOYS (2)

  • The ability of material to remember its original shape after being plastically deformed’
  •   A certain shape is set at elevated temperatures (above the TTR).When the alloy is cooled below the TTR, it can be plastically deformed but when it is heated again the original shape is restored.
  •       The most important benefits from Nitinol wire are realised when a rectangular wire is inserted early in the treatment.
  •       Simultaneous rotation, leveling, tipping,and torquing can be accomplished  earlier with a resilient rectangular wire,

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