Table 1: The key parameters of electrical discharge machining (EDM) for silver nanofluid production.


Dielectric fluid volume 200 mL (18.2 MΩ cm)
Anode diameter1 mm
Cathode diameter2 mm
Electrodes: metallic silver rod99.9%
Open circuit voltage140 V
Arcing current 11.5 ± 0.5 A
On-off duration Variable: 5-5 to 1000-1000 μs
TemperatureRoom temperature (25°C)
Fabrication process time 1, 2, 3 min
Pressure 1 atm