SEM and EDS Characterisation of Layering TiO_x Growth onto the Cutting Tool Surface in Hard Drilling Processes of Ti-Al-V Alloys

Figure 12

(a) SEM image of the coloured zone close to the sharp end of a drilling tool after working 35 holes at 20 m/min. (b) EDS analysis in the point marked as 3 in Figure 8(b) and in the one marked as 1 in Figure 12(a).

(a)

(b)