Research Article

Influence of Coated Electrode in Nanopowder Mixed EDM of Al–Zn–Mg–Si3N4 Composite

Table 3

Properties of aluminium powder.

PropertiesAluminium

Density (g/cm3)3.9
Melting point (°C)650
Electrical conductivity (s/m)3.69×107
Thermal conductivity (W/m°K)239
Electrical resistivity (ohm-cm)2.82×10−8