All of the following operations on castings are carried out for surface appearance improvement EXCEPT

Related MCQs

• As compared to green sand in shell moulding cooling rate of cast metal is slow. Hence as compared to green sand castings, shell moulded castings will have
• All of the following are non-destructive method of testing the castings EXCEPT
• Which of the following operations improve wear resistance and mechanical properties of castings?
• Which of the following is used to obtain fine surface finish in ferrous castings?
• The order of surface finish possible in die castings is
• In small castings which of the following allowance can be ignored?
• Which of the following test on castings is based on sound?
• When external features of the castings are important, which of the following method of casting is preferred?
• Which of the following is used as protective admixture in moulding sand for magnesium castings?
• In radiography test on castings which of the following rays are never used?