BHEL Artisan Foundryman Vacancy 2026: Apply Online, Selection Process

1.1 Principles of Foundry, Types of Foundry, Advantages of metal castings, Quality Assurance,

Importance of Quality in Foundry

2. Gating System

2.1 Elements of Gating system, Types of Gating system, Functions of Gating system, Risers and type of risers, Feeder’s Fluxes, Chills and type of Chills, Directional Solidification, Exothermic Materials(Feeder aids) etc.

3. Sand Testing and Casting Process

3.1 Different type of Sand and its Characteristics testing; e.g. Moisture Content Test, Permeability test etc.

3.2 Casting Process; e.g. Pressure die casting, Resin Bonded Sand mould Casting etc.

3.3 CO2 (Carbon Dioxide) Moulding

3.4 Mould Coating, Process of coatings and its Type etc.

3.5 Removal of Cores, Cleaning and Inspection of Casting

4. Mould and Moulding Process

4.1 Type of Moulds: e.g. Green Sand Mould, Dry Sand Mould etc.

4.2 Parts of Mould; e.g. Pouring Basin, Ingate, Cope etc.

4.3 Hand Moulding and Its Type (Moulding Process)

4.3.1 Bench Moulding

4.3.1 Floor Moulding

4.4 Machine Moulding

4.4.1 Hand Operated Moulding Machine

4.4.2 Power Operated Moulding Machine

5. Moulding Sand

5.1 Properties of Sand: e.g. Porosity or Permeability, Collapsibility etc.

5.2 Principal Ingredients of Moulding sand

5.2.1 Sand: Types of sand, Shape of sand and other ingredients

5.3 Classification of Sand: Green Sand, Core sand etc.

5.4 Characteristics of sand

5.4.1 Composition, AFS (American Foundry Society) Fineness No, Strength etc.

5.5 Preparation of Sand: Grinding Sieving etc.

6. Foundry Tools

6.1 Types of Tools: Marking, Measuring, etc.

7. Pattern: Types of Pattern etc.

8. Furnaces: Type of Furnaces for Melting and Secondary Refining: e.g. Induction Furnace, VAD etc.

9. Melting Charge Calculation For Cast Iron and Steel

10. Non-Ferrous Metals

11. Fundamentals and Type of Heat Treatment Furnaces: e.g. Normalizing, Tempering etc.

12. Iron-Carbon Equilibrium Diagram for carbon Steel and microstructure of Phases

13. Occupational Safety and Health: e.g. Causes of Accidents, Cause of Fire, Personal Protective Equipment (PPE) for different operations etc.

Engineering Drawing & Workshop Calculation :

Engineering Drawing:

1. Drawing Conventions, Sizes and Scales of a drawing
2. Drawings Instruments (2D & 3D Tools)
3. Projection Systems (Orthographic & Isometric views), Sectional Views and Assembly Views
4. Various types of Lines and Free hand drawing
5. Drawing of Geometrical Figures
6. Dimensioning (Position, Sizing etc.), Concepts of dimensional Tolerances
7. Concept and Reading of an Engineering Drawing
8. Symbolic Representation (Surface Roughness, Cylindricity, Concentricity etc.)
Workshop Calculations :
1. Units, Fractions
2. Square root, Ratio and Promotions, Percentage
3. Material Science
4. Mass, Weight, Volume and Density
5. Work, Power and Energy
6. Mensuration
7. Levers and Simple Machines
8. Trigonometry
Reasoning :