Machining and Machine Tool Operations Topics - GATE ME Syllabus

1

Mechanics of machining

Merchant's circle, forces, power.

2m4/10

📌 Key FormulaFs = Fc cosφ - Ft sinφ

2

Basic machine tools

Lathe, milling, drilling, shaper.

1m3/10

📌 Key FormulaMRR, cutting time

3

Single and multi-point cutting tools

Geometry, materials.

1m3/10

📌 Key FormulaRake, relief angles

4

Tool geometry and materials

ASA, ORS, tool life.

1m3/10

📌 Key FormulaTaylor VT^n = C

5

Tool life and wear

Flank, crater wear mechanisms.

1m4/10

📌 Key FormulaTaylor tool life

6

Economics of machining

Optimum cutting speed for min cost or max production.

1m4/10

📌 Key FormulaV_opt for cost

7

Principles of non-traditional machining processes

EDM, ECM, USM, LBM, etc.

1m3/10

📌 Key FormulaMRR for EDM

8

Principles of work holding, jigs and fixtures

Location, clamping, 3-2-1 principle.

1m3/10

📌 Key FormulaNone

9

Abrasive machining processes

Grinding, honing, lapping.

1m3/10

📌 Key FormulaSpecific energy

10

NC/CNC machines

Numerical control, programming basics.

1m3/10

📌 Key FormulaG, M codes

11

CNC programming

Manual part programming, canned cycles.

1m4/10

📌 Key FormulaG00, G01, G02 etc.