Electrochemical Reduction of Industrial Baths Used for Electropolishing of Stainless Steel

Figure 7

Contaminants accumulated on the cathode surface: in the bath without ER, (a) before DI water rinse and (b) after DI water rinse; in the bath with ER, (c) before DI water rinse and (d) after DI water rinse.

(a)

(b)

(c)

(d)