METHODOLOGY RESULT Effect Of Sintering Rate On Glass Waste Composite.

vii 2.5 Sintering 17 2.5.1 Introduction 17 2.5.2 Heating rate 17 2.6 Properties Characterization 18 2.6.1 X-ray Diffraction XRD 18 2.6.2 Scanning electron microscope SEM 18 2.6.3 Vickers Hardness 19 2.6.4 Density 20 2.6.5 Thermal expansion 20

CHAPTER 3: METHODOLOGY

21 3.1 Introduction 21 3.2 Preparation of raw material 23 3.2.1 Glass waste 23 3.2.2 SBE 25 3.3 Preparation of sample 26 3.3.1 Mixing 26 3.3.2 Forming 26 3.3.3 Sintering 27 viii 3.4 Sample characterization 28 3.4.1 X-ray diffractometer XRD 28 3.4.2 SEM 29 3.4.3 Vickers Hardness 30 3.4.4 Density 31 3.4.5 Thermal expansion 32

CHAPTER 4: RESULT

33 4.1 Introduction 33 4.2 Physical Properties 34 4.2.1 Visual Observation 34 4.2.2 Shrinkage 35 4.2.3 Density, Porosity and Water Absorption 37 4.3 Mechanical Properties 40 4.3.1 Microhardness Testing 40 4.3.2 Thermal Expansion Testing 41 4.4 Material Characterization 42 4.4.1 X-ray Diffraction 42 4.4.2 Scanning Electron Microscope 43 ix

CHAPTER 5: CONCLUSION AND RECOMMENDATION