Question 1:
Write down the advantages of Cu base alloys compared to the Aluminium and Magnesium alloys.
Question 2:
Illustrate out the moulding practice for the Cu base alloys.
Question 3:
Provide the relevance of following with reference to a casting: sprue, runner, ingate.
Question 4:
Illustrate out the function of the runner extension in a gating system.
Question 5:
Write down the main advantages of repair by exothermic welding.
Question 6:
Write down the merits and demerits of repair by flow welding.
Question 7:
What are the shop-floor tests normally done to measure the quality of liquid metal before tapping?
Question 8:
Write down the common types of ladles which are employed in foundry.
Question 9:
Make a distinction between inspection and quality control.