MME345 Foundry Engineering
4.00 Credit Hours 400 Marks
July 2018 Term
Lecture Notes
Part A: Foundry Technology
Chapter One: Introduction
A:01 Materials processing technology [silde]A:02 Casting as a metal forming process [silde]
Chapter Two: Moulding and Casting Methods
A:03 Introduction to moulding & casting methods [silde]A:04 Greensand moulding aggregate [silde]
A:05 Sand bonding & moulding defects [silde]
A:06 Testing & quality control [silde]
A:07 Other sand-based casting methods 1
A:08 Other sand-based casting methods 2
A:09 Metal mould system 1
A:10 Metal mould system 2
Chapter Three: Patternmaking and Core Making
A:11 Patternmaking and core makingA:12 Pattern allowances and core print design
Chapter Four: Ferrous Foundry
A:13 Families of cast ironsA:14 Solidification of grey iron
A:15 Melting of cast iron in cupola
A:16 Metallurgy of grey iron
A:17 Grey iron foundry practice
A:18 Melting and solidification of ductile iron
A:19 Process control in ductile iron making
A:20 Steel foundry practices
Chapter Five: Nonferrous Foundry
A:21 Aluminium foundry practicesA:22 Copper foundry practices
A:23 Magnesium and zinc foundry practices
Chapter Six: Finishing and Quality Control
A:24 Fettling, finishing and quality controlReview Class 1
Part B: Foundry Engineering
Chapter One: Introduction
B:01 Creating quality casting [slide]Chapter Two: Solidification
B:02 Heat transfer [slide]B:03 Nucleation and growth of solids [Slide]
B:04 Solidification of metals and alloys [Slide]
B:05 Formation of dendrites [Slide]
B:06 Formation and control of grain structures [Slide]
Chapter Three: Feeding Design
B:07 Necessity of feeding [Slide]B:08 Feeding calculations 1 [Slide]
B:09 Feeding calculations 2 [Slide]
B:10 Design of feding system [Docx File]
B:11 Case study in feding design [Docx File]
Chapter Four: Gating Design
B:12 Fluidity of liquid metal [Slide]B:13 Introduction to gating system [Slide]
B:14 Theoretical considerations in gating design [Slide]
B:15 Design of gating system 1 {Slide]
B:16 Design of gating system 2 [Slide]
B:17 Calculations of gating system dimensions [Slide] [Doc File]
B:18 Case study in gating design [Slide] [Doc File]
Chapter Five: Casting Defects
B:19 Segregation & Gas porosityB:20 Hot tear
B:21 Oxide film and bubble defects
B:22 Effect of defects on properties
Chapter Six: Casting Design
B:23 Design considerations 1B:24 Design considerations 2