Effects of Hard Surface Grinding and Activation on Electroless-Nickel Plating on Cast Aluminium Alloy Substrates

Figure 4

Micrographs showing EN deposition on 1200 μm polished cast Al alloy substrate at (a) 80°C, (b) 85°C, and (c) 90°C plating temperatures.

(a)

(b)

(c)