Register Number
SATHYABAMA UNIVERSITY
(Established under section 3 of UGC Act,1956)
Course & Branch :B.E - M&P
Title of the Paper :Foundry Engineering
Sub. Code :616407 (2007-08-09)
Date :08/05/2012
Max. Marks:80
Time : 3 Hours
Session :FN
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1.
PART - A
Answer ALL the Questions
Define casting?
2.
List out few example of non ferrous metals?
3.
Write general properties of molding sand?
4.
Why core is provided in the casting process?
5.
List sand casting defects?
6.
Define die casting? List their types
7.
Define centrifugal casting?
8.
Define mercast process?
9.
What is the function of Runner? List their types
10. Define Caines solidification time?
(10 x 2 = 20)
PART – B
Answer All the Questions
(5 x 12 = 60)
11. Briefly explain the melting procedure for Aluminium alloys?
(or)
12. Briefly explain non ferrous defects of
(a) Warped casting
(b) Shrinkage cavity
(c) Hot tear
(d) Porosity.
13. Explain briefly Mould making and Core making of carbon
dioxide process and their advantages?
(or)
14. Explain the following sand control test.
(a) Moisture
(b) Permeability
(c) Green compression test
(d) Mold hardness.
15. Explain briefly Bench moulding processes and their types with
sketch?
(or)
16. What are the inspections carried out for casting? Explain any two
types?
17. Briefly explain Shell moulding process with neat sketch?
(or)
18. Briefly explain Investment casting processes with neat sketch?
19. How gates are classified? Draw and explain parting gate and
bottom gate?
(or)
20. Define casting design? Explain any two types of design
consideration?