E B4E0652
Page 1 of 2
Total Pages: 2
Reg
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FOURTH SEMESTER B.TECH DEGREE EXAMINATION, JULY 2017
Course Code: ME220
Course Name: MANUFACTURING TECHNOLOGY ME, MA)
Max. Marks: 100 Duration: 3 Hours
PART A
Answer any three questions. Each carries 10 marks.
1 List at least four types of moulding sand based on their use in moulding operation.
Explain four desirable properties of moulding sand.
2 With a neat and labelled sketch, analyse the steps in Shell moulding process. List
advantages and application of the process.

3 Describe the construction and advantage of Planetary roll mill with simple sketch.
Identify and explain a process for production of seamless tubes and pipes.
4 With simple sketches describe the following:
Alligatoring
ii) Neutral point
iii) Thread rolling process



PART B
Answer any three questions. Each carries 10 marks
5 Identify four advantages of forging process.
Differentiate between Extrusion and Drawing process with simple sketches.
6 Explain the following:
Cold shuts
ii) Forging under sticking condition
iii) A process for making thin wires



7 With a neat sketch explain principle of locating.
Describe four principles of clamping.
8 Describe with sketches the working principle of
Strap clamp
ii) Slide clamps
iii) Hinge clamps



PART C
Answer any four questions. Each carries 10 marks.
9 With simple sketches illustrate the following:
Tube spinning
ii) Stretch forming
iii) Deep drawing



10 Enumerate the following with simple sketches:
Spring back
ii) Shear spinning
iii) Rubber forming



E B4E0652
Page 2 of 2
11 Describe any four welding defects.
What is Heat Affected Zone Explain the parameters affecting HAZ.
12 Enumerate the principle of resistance welding
Analyse different types of welding flames in oxy acetylene gas welding with neat
sketches.

13 List the use and types of filler materials and fluxes used in gas welding?
Describe two types of electrical resistance welding processes with neat sketches.
14 Explain Friction welding process with a neat diagram.
With a neat sketch explain the Submerged Arc Welding. What are the applications
of this process?