ME6302 Manufacturing Technology – I
Second year, Department of Mechanical Engineering
First and second Units Questions.
Answer ALL questions
PART A – (10×2=20 marks)
1.      What are the pattern materials?
2.      Name any four types of commonly used patterns?
3.      List any four allowances considered while designing a pattern for a casting?
4.      What is function of core in moulding sand?
5.      Differentiate between mould and core?
6.      What is a core print? Mention is its purpose?
7.      What is the merit of co2 process?
8.      Write the composition of good moulding sand?
9.      List out any five moulding tools?
10.  Name four different casting defects?

Part – B (16  ×  5 = 80 marks)
   11. What are the pattern allowances? Explain briefly each. (13)
   12.Describe with a neat sketch pressure die casting machine. Give its  advantages and    
         limitations?.         (13)
   13 (a). Describe the centrifugal casting process  (7)
        (b)Describe the stir casting?       (6)
   14. Explain the neat sketch how metal is melted in cupola furnace. (13)
    15.Explain with a neat the components oxy-acteylence gas welding equipments? (13)

                                                                       PART-C(15×1=15)    
     16 Write a notes on casting defects , causes and  remedies