1. Foundry Processes :
The principle of sand casting. The mould,
behavior of cast metal, gates, risers and chills, making mould-moulding machines, cores and
core making, core making machines, patterns, type of patterns, pattern materials,
pattern layouts, pattern shrinkage allowance, other allowances, draft, fillets, locating pads, sands and other mould ingredients, melting metals in
foundry, the cupola, melting non-ferrous metals, pouring and cleaning casting shell mould casting .
2. Hard Mould Casting Process
Metal mould casting processes :Permanent mould casting,
low pressure casting, slush casting, die casting, die casting machines, centrifugal casting, comparison of metal mould casting methods, plaster mould casting,
precision investment casting, continuous casting.
3. Basic Machine Tools :
Machine tool classification, working and
auxiliary motions in machine tools, primary cutting motions in machine tools.
4. Metal Cutting Lathes :
Engine Lathes, construction arrangement and principal units of engine lathes, type and size range of engine
lathes, operations carried on engine lathe, attachment extending the processing capacities of engine lathes, description
of other types of lathes, plain turning lathes, facing lathes, multiple tool lathes, simple purpose lathes, turret lathes, horizontal and vertical.
5. Drilling Machines :
Purpose and field of application of drilling machines upright drill processes, radial drills.
6. Boring Machines:
Purpose and field of applications. Horizontal boring machines, precision boring machines.
7. Unit Built Machine Tools :
Purpose of unit built machines tools and their layout.
8. Milling Machines :
Purpose and types of milling machines, general purpose milling machines, different types of milling
operations, milling cutters, attachments extending the processing capabilities of general purpose milling machines.
9. Planers, Shapers and Slitters :
Type of planning machines, Planning operations, Type of slotting machine, Slotting operations, Types of Shaping machines, Shaper mechanism, Work holding devices, Shaper operations, Shaper tools.
10. Metal Sawing and Broaching machines :
Classification : Attachments extending the processing capacities of each Sawing and Broaching Machines;
Metal sawing - classification; reciprocating sawing machines, circular sawing machines, band sawing machines.
Types of broaching machines, advantage and limitations of broaching.
11. Grinding Machines and Abrasives :
Classifications of grinding machines, Cylinderical grinders, Internal grinders, surface grinders, tool and cutter grinders, surface finishing. Abrasives, manufacture of grinding wheels.
* Term Work :
Each candidate shall submit the following term - work :
1. Pattern making including wood turning. ... One job
2. Casting of the above pattern
3. Plain, step and taper turning ... One job
4. Thread cutting, right and left hand threads job with out nut. ... One job
5. Thread cutting - multistart ... One job
6. Machining plane surface on a shaper and milling machine each ... One job
7. Simple gear cutting job on milling machine ... One job
* Text Books :
1. Work Shop Technology Vol. I & II by Hajra Choudhary
