Subject Details
Dept     : MECH
Sem      : 3
Regul    : 2019
Faculty : Mr. Gowtham M
phone  : NIL
E-mail  : gowtham.m.mech@snsct.org
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Lecture Notes

UNIT 1:
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Sand Casting: Sand Mould , Sand Properties
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Core making - Pattern Materials, Type of material , allowances
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Types of melting furnaces ,Solidification & Cooling , Special casting processes
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Shell - investment - Ceramic mould - Pressure die casting
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Centrifugal Casting – Fettling -Defects in Sand casting- Simulation of casting
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Gas welding -Types -Flame characteristics - Manual metal arc welding
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Gas Tungsten arc welding – Gas metal arc welding
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Types of Special Welding Processes Electron Beam welding and Friction Stir Welding.
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Brazing, soldering and Adhesive Bonding - Weld defects – Simulation of Welding – Applications
UNIT 2:
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Mechanical working of Metals- Plastic deformation theory
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Mechanical working of Metals- Plastic deformation theory
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Forging-Types - Operations, rolling – Flat and Shape rolling
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Extrusion – Direct & Indirect, Drawing processes – Tube, Wire - Defects
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Drawing Processes
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Sheet metal Processes and characteristics
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Shearing,Bending and drawing operations
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Special forming Processes
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Types - Rubber pad forming - Explosive forming - peen Forming