Table 4 Shows the elemental composition of 23 workpiece sample.

From: Enhanced machining of Al 10%SiCmicro 1%SiCnano hybrid composite using rotary tool rotary workpiece EDM with bio dielectrics and treated tools

Element

Weight %

Atomic %

O

20.25

30.10

Al

68.77

60.60

Si

10.98

9.30