Question

Which of the following is/are the methods for surface preparation for coating application?

(a) Sandblasting and chipping

(b) Wire brushing and flame cleaning

(c) Sandblasting, chipping, wire brushing and flame cleaning

(d) Sandblasting, chipping and flame cleaning

The question was posed to me by my school teacher while I was bunking the class.

My query is from Corrosion Prevention topic in section Corrosion Prevention of Corrosion Engineering

Answer 1

The correct choice is (c) Sandblasting, chipping, wire brushing and flame cleaning

For explanation I would say: Methods for surface preparation for coating application are:

i. Sandblasting

ii. Wire brushing

iii. Flame cleaning

iv. Chipping

v. Scarping.