Unit 1 Introduction and types of foundries

2 lecture hours

• Basic steps in the process of metal casting
• comparison of casting with metal joining

Unit 2 Pattern and Pattern Making

6 lecture hours

• Patterns: Materials
• types and design of Patterns
• Pattern allowances
• Pattern colors

Unit 3 Mould and Mould Making

12 lecture hours

• Moulding Sand – Types and Properties
• Moulding Tools and Equipments- Moulding Machines and Hand Moulding tools
• Function of Core
• Types of Cores
• Core Prints
• Core Venting and Baking
• Core Shifting and Chaplets
• Moulding Processes- Bench Moulding
• Floor Moulding
• Pit Moulding
• Stack Moulding
• Green Sand Moulding
• Dry Sand Moulding
• Loam Moulding
• Core Moulding
• Machine Moulding

Unit 4 Foundry Furnaces

5 lecture hours

• Types of Foundry Furnaces- Cupola Furnace
• Electric Arc Furnace
• Induction Furnace

Unit 5 Gating Systems

15 lecture hours

• 05 Gating System- types of Gates and Risers
• Gating Ratios and chills
• Riser location & design in actual casting
• Directional Solidification in Casting
• Physical Behavior of Metals during Solidification

Unit 6 Finishing & Heat Treatment Processes

• Various Fettling
• Finishing and Heat Treatment of Casting 08 10

Unit 7 Advance Casting Processes

12 lecture hours

• Investment Casting
• Centrifugal Casting
• Shell Moulding
• Gravity die/ permanent mold
• Continuous Casting
• pressure die casting
• Slush Casting
• Non metal Molding /Ceramic Molding

Unit 8 Inspection and Testing of Casting

4 lecture hours

• Defects in Casting
• its causes and remedies
• Inspection and Nondestructive Testing of Casting

Unit 9 Modernization and Mechanization of Foundry

2 lecture hours

• Material Handling
• Pollution Control in Foundry
• Application of Computers in Casting Processes