TECHNOLOGY – I NOTES 2017 REGULATION
In this post we have posted some notes on ME8351 MANUFACTURING TECHNOLOGY – I of PROFESSIONAL CORE for ANNA UNIVERSITY AFFILIATED COLLEGES STUDENTS.
Here We have listed the the notes whichever we could collect for ME8351 MANUFACTURING TECHNOLOGY – I subject, We think that it will be helpful for your exam preparation.
To introduce the concepts of basic manufacturing processes and fabrication techniques,
such as metal casting, metal joining, metal forming and manufacture of plastic components.
UNIT I METAL CASTING PROCESSES 9
Sand Casting : Sand Mould – Type of patterns – Pattern Materials – Pattern allowances –Moulding
sand Properties and testing – Cores –Types and applications – Moulding machines– Types and
applications; Melting furnaces : Blast and Cupola Furnaces; Principle of special casting
processes : Shell – investment – Ceramic mould – Pressure die casting – Centrifugal Casting – CO2
process – Stir casting; Defects in Sand casting
UNIT II JOINING PROCESSES 9
Operating principle, basic equipment, merits and applications of: Fusion welding processes: Gas
welding – Types – Flame characteristics; Manual metal arc welding – Gas Tungsten arc welding
– Gas metal arc welding – Submerged arc welding – Electro slag welding; Operating principle and
applications of: Resistance welding – Plasma arc welding – Thermit welding – Electron beam
welding – Friction welding and Friction Stir Welding; Brazing and soldering; Weld defects: types,
causes and cure.
UNIT III METAL FORMING PROCESSES 9
Hot working and cold working of metals – Forging processes – Open, impression and closed die
forging – forging operations. Rolling of metals– Types of Rolling – Flat strip rolling – shape rolling
operations – Defects in rolled parts. Principle of rod and wire drawing – Tube drawing – Principles of
Extrusion – Types – Hot and Cold extrusion.
UNIT IV SHEET METAL PROCESSES 9
Sheet metal characteristics – shearing, bending and drawing operations – Stretch forming
operations – Formability of sheet metal – Test methods –special forming processes-Working
principle and applications – Hydro forming – Rubber pad forming – Metal spinning– Introduction of
Explosive forming, magnetic pulse forming, peen forming, Super plastic forming – Micro forming
UNIT V MANUFACTURE OF PLASTIC COMPONENTS 9
Types and characteristics of plastics – Moulding of thermoplastics – working principles and typical
applications – injection moulding – Plunger and screw machines – Compression moulding, Transfer
Moulding – Typical industrial applications – introduction to blow moulding –Rotational moulding –
Film blowing – Extrusion – Thermoforming – Bonding of Thermoplastics.
TOTAL: 45 PERIODS
CO1 Explain different metal casting processes, associated defects, merits and demerits
CO2 Compare different metal joining processes.
CO3 Summarize various hot working and cold working methods of metals.
CO4 Explain various sheet metal making processes.
CO5 Distinguish various methods of manufacturing plastic components.
1. Hajra Chouldhary S.K and Hajra Choudhury. AK., “Elements of workshop Technology”, volume I and II, Media promoters and Publishers Private Limited, Mumbai, 2008.
2. Kalpakjian. S, “Manufacturing Engineering and Technology”, Pearson Education India Edition, 2013.
1. Gowri P. Hariharan, A.Suresh Babu, “Manufacturing Technology I”, Pearson Education, 2008 .
2. Paul Degarma E, Black J.T and Ronald A. Kosher, “Materials and Processes, in
Manufacturing” Eight Edition, Prentice – Hall of India, 1997.
3. Rao, P.N. “Manufacturing Technology Foundry, Forming and Welding”, 4
th Edition, TMH-2013 .
4. Roy. A. Lindberg, “Processes and Materials of Manufacture”, PHI / Pearson education, 2006 .
5. Sharma, P.C., “A Text book of production Technology”, S.Chand and Co. Ltd., 2014.
ME8351 MANUFACTURING TECHNOLOGY – I NOTES
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