prepare down a brief note on whirl gate.
What is ideal profile of the sprue? Illustrate out how it is actually practiced.
Illustrate the cleaning procedures which should be carried out on a bronze casting to be employed for decorative purposes.
Illustrate the principle of permanent mould casting with their applications.
Provide advantages and drawbacks of permanent mould casting compared to that of the sand casting.
Illustrate out the advantages of pouring metal as cold as probable.
Illustrate the relative demerits and merits of different non destructive methods.