ME2201 MANUFACTURING TECHNOLOGY – I lecture notes | for MECH -III semester | by R.Anirudhan

ME2201 MANUFACTURING TECHNOLOGY – I lecture notes | for MECH -III semester | by R.Anirudhan

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syllabus :
UNIT I METAL CASTING PROCESSES 
Sand casting – Sand moulds - Type of patterns – Pattern materials – Pattern
allowances – Types of Moulding sand – Properties – Core making – Methods of Sand
testing – Moulding machines – Types of moulding machines - Melting furnaces –
Working principle of Special casting processes – Shell, investment casting – Ceramic
mould – Lost Wax process – Pressure die casting – Centrifugal casting – CO2 process
– Sand Casting defects – Inspection methods

UNIT II JOINING PROCESSES 
Fusion welding processes – Types of Gas welding – Equipments used – Flame
characteristics – Filler and Flux materials - Arc welding equipments - Electrodes –
Coating and specifications – Principles of Resistance welding – Spot/butt, seam
welding – Percusion welding - Gas metal arc welding – Flux cored – Submerged arc
welding – Electro slag welding – TIG welding – Principle and application of special
welding processes - Plasma arc welding – Thermit welding – Electron beam welding –
Friction welding – Diffusion welding – Weld defects – Brazing and soldering process –
Methods and process capabilities – Filler materials and fluxes – Types of Adhesive
bonding.

UNIT III BULK DEFORMATION PROCESSES 
Hot working and cold working of metals – Forging processes – Open, impression and
closed die forging – Characteristics of the process – Types of Forging Machines –
Typical forging operations – Rolling of metals – Types of Rolling mills - Flat strip rolling
– Shape rolling operations – Defects in rolled parts - Principle of rod and wire drawing -
Tube drawing –– Principles of Extrusion – Types of Extrusion – Hot and Cold extrusion
–– Equipments used.

UNIT IV SHEET METAL PROCESSES 
Sheet metal characteristics - Typical shearing operations, bending and drawing
operations – Stretch forming operations –– Formability of sheet metal – Test methods
– Working principle and application of special forming processes - Hydro forming –
Rubber pad forming – Metal spinning – Introduction to Explosive forming, Magnetic
pulse forming, Peen forming, Super plastic forming.

UNIT V MANUFACTURING OF PLASTIC COMPONENTS 
Types of plastics - Characteristics of the forming and shaping processes – Moulding of
Thermoplastics – Working principles and typical applications of - 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.


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