Research Article

Effect of the Electrolyte Temperature and the Current Density on a Layer Microhardness Generated by the Anodic Aluminium Oxidation

Figure 2

The time course of the voltage, current, and temperature during the anodic oxidation in sulfuric acid and oxalic acid at the temperature of 12°C, the voltage of 12 V: (a) t = 210 min, (b) t = 1.5 min.