Mechanical and Metallurgical Properties of Various Nickel-Titanium Rotary Instruments

Figure 6

DSC plots, heating (lower) and cooling (upper) curves are shown. (a) A sample illustration of a DSC curve. and indicate the starting and finishing points of austenitic transformation in the heat curve, respectively. and indicate the start and end points of martensitic transformation in a cooling curve, respectively. and indicate the starting and finishing points of R-phase transformation in a heating or cooling curve, respectively. (b) DSC plot of K3, (c) DSC plot of Reciproc, (d) DSC plot of HyFlex CM, and (e) DSC plot of TF.

(a)

(b)

(c)

(d)

(e)