Experimental Study on Electrode Wear of Diamond-Nickel Coated Electrode in EDM Small Hole Machining

Table 3

Specifications of SEM.

Parameter	Description
Resolution HV mode	3.0 nm (30 kV)
Resolution LV mode	4.0 nm (30 kV)
LV pressure	1 to 270 Pa
Accelerating voltage	0.3 kV to 30 kV
Specimen stage	X: 125 mm, Y: 100 mm, Z: 5 mm to 80 mm Tilt: −10° to +90°, Rotation: 360°
Magnification	X5 to X100000