: 02000ME220052002 Pages: 2

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Fourth semester B.Tech examinations (S), September 2020

Course Code: ME220
Course Name: MANUFACTURING TECHNOLOGY (IE, ME, MA)

Max. Marks: 100 Duration: 3 Hours

PARTA
Answer any three questions. Each question carries 10 marks.

1 a) Witha neat diagram explain the Gating system used in sand casting process. 7
b) List the name of any six types pattern used for casting process? 3
2 9) Write any six types of casting defects with simple diagram? 6
b) What is vacuum casting operation? 4
3 ച Explain flat rolling process with suitable diagram. 6
b) Write any four differences between hot rolling and cold rolling 4
4 9) Describe the following operations with simple diagram. 6
(i) Ring rolling
(11) Thread rolling
b) Describe the working of planetary rolling mill with a neat sketch? 4+

PART B
Answer any three questions. Each question carries 10 marks
5 ച What are the important considerations for designing a forging die? List any four 6

types of materials used for making forging die?

b) Explain any one type of precision forging process. +
6 a) Witha neat sketch explain the wire drawing process. 6
b) Write any four differences between hot extrusion and cold extrusion. 4
7 ഒ) Witha neat sketch explain the 3-2-1 principle of locating. 7
b) What are the advantages of the vacuum clamping technique? 3

8 a) Explain the following clamping methods with suitable sketches:
(i) Swing clamp 10

(ii) Strap clamp

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