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Principles of Casting Technology

Principles of Casting Technology. Instructor: Dr. Pradeep K. Jha, Department of Mechanical and Industrial Engineering, IIT Roorkee. The course focuses on understanding the basics of science and technology of casting processes. Metal casting industries have evolved during the past hundred years because of advancements in technologies. The properties of the cast metals significantly depends upon the type of molding, melting, solidification and post treatment practices. This needs to be understood by the young students as well as practicing shop floor engineers so that products with superior qualities can be cast. The basic purpose of this course is to provide a sound understanding of concepts and principles of casting technology so as to enable them to be conversant with advances in these methods in the long run towards increasing the productivity of casting industries. (from nptel.ac.in)

Lecture 32 - Melting and Casting of Cast Metals: Foundry Practice for Production of Grey Iron


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Lecture 01 - Introduction to Casting Technology
Lecture 02 - Mechanism of Solidification
Lecture 03 - Solidification of Pure Metals and Alloys
Lecture 04 - Freeze Wave Mechanism, Solidification Time
Lecture 05 - Problem Solving on Solidification
Lecture 06 - Technology of Pattern Making: Pattern Materials
Lecture 07 - Technology of Pattern Making: Pattern Types and Allowances
Lecture 08 - Technology of Molding: Molding Sands and its Ingredients
Lecture 09 - Technology of Molding: Testing of Molding Sands
Lecture 10 - Technology of Molding: Sand Preparation and Reclamation
Lecture 11 - Technology of Molding Machine: Sand Preparation and Reclamation
Lecture 12 - Technology of Core Making: Cores
Lecture 13 - Special Sand Molding Processes: Processes based on Inorganic Binders
Lecture 14 - Special Sand Molding Processes: Processes based on Organic Binders
Lecture 15 - Special Molding Processes: Full Mold, Plaster Molding, Vacuum Molding, etc
Lecture 16 - Gating System Design: Introduction, Fluid Flow Fundamentals
Lecture 17 - Gating System Design: Types of Gates
Lecture 18 - Gating System Design: Pouring Time Calculation
Lecture 19 - Gating System Design: Aspiration Effects in Gating System
Lecture 20 - Gating System Design: Problem Solving
Lecture 21 - Riser Design: Introduction
Lecture 22 - Riser Design: Risering Methods
Lecture 23 - Riser Design: Shape Factor
Lecture 24 - Riser Design: Feeding Distances
Lecture 25 - Riser Design: Problem Solving
Lecture 26 - Special Casting Process: Permanent Mold Casting, Hot and Cold Chamber Die Casting
Lecture 27 - Special Casting Process: Low Pressure Die Casting, Vacuum Casting, etc.
Lecture 28 - Special Casting Process: Centrifugal, Investment and Continuous Casting
Lecture 29 - Technology of Melting: Types of Furnaces
Lecture 30 - Technology of Melting: Melting Practices, Refractories in Furnaces
Lecture 31 - Melting and Casting of Cast Metals: Cast Iron
Lecture 32 - Melting and Casting of Cast Metals: Foundry Practice for Production of Grey Iron
Lecture 33 - Melting and Casting of Cast Metals: Foundry Practice for Production of Malleable and Ductile Iron
Lecture 34 - Melting and Casting of Cast Metals: Production of Steel Casting
Lecture 35 - Melting and Casting of Cast Metals: Production of Nonferrous Metals and Alloys
Lecture 36 - Fettling of Castings: Shaking and Cleaning Methods
Lecture 37 - Heat Treatment of Casting: Heat Treatment of Plain Carbon and Alloy Steel Casting
Lecture 38 - Heat Treatment of Casting: Heat Treatment of Cast Iron and Nonferrous Metals and Alloys
Lecture 39 - Casting Defects: Types, Causes and Remedies
Lecture 40 - Defects Diagnosis in Casting: Non-destructive Testing Methods