Fabrication of Coatings on the Surface of Magnesium Alloy by Plasma Electrolytic Oxidation Using ZrO₂ and SiO₂ Nanoparticles

Table 6

Mechanical characteristics of coatings determined using the method of scratch testing.

Type of sample surface	(N)	(N)
PEO layer
PEO layer with ZrO2 nanopowder
PEO layer with SiO2 nanopowder