Materials Science and Engineering
Solidification Processing: 27-792/592

Course Outline

I. Introduction

Fluid Flow

Heat Transfer

Cast Structure

Casting Machines

 

II. Heat Transfer and Fluid Flow

Fluid Flow and Inclusion Removal

Fluid Flow and System Design

Analytical Solutions to Solidification Problems

Sand Molds

Metal Molds

Shell Growth

 

III. Nucleation

Nucleation Theory - Thermodynamics

Homogeneous vs Heterogeneous Nucleation

Rate of Nucleus Formation

Growth of Interfaces

 

IV. Solid-Liquid Interfaces

Interface Instability

Solute Pile-up at Planar Interfaces

Solute Redistribution

Mass Balances: Lever Rule, Scheil's Equation,

Ternary Systems

 

V. Microstructure I

Cells and Dendrites

Dendritic Growth

Dendrite Tip Radius and Velocity

Primary Dendrite Spacing

Secondary Dendrite Spacing

 

VI. Microstructure II

Eutectic Growth

Peritectic Growth

Cast Structures

Dendrite to Equiaxed transitions

 

VII. Rapid Solidification

Definition

Benefits

Techniques

Amorphous Ribbons

Powder Production

 

VIII. Conventional Casting

Single Crystals

Ingots

Continuous Casting

Sand and Investment Casting

Directional Casting

 

IX. Newer Casting Techniques

Metal-Matrix Composites

Rheocasting

ThixoCasting

Spray Casting

Laser Processing

 

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