JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objective

This course is intended to provide in depth knowledge on processing ceramic

materials including structure, properties, phase transformations, applications, and fabrication methods of ceramics.

Course outcomes: Through this course, the student will be able

• To compare ceramics and understand their superiority over metals and other materials in some specific and critical applications.
• The student would also be benefited by understanding the various applications of ceramic materials in real time engineering.
• The student will be understanding various manufacturing techniques of ceramic materials.

UNIT - I

Introduction and Crystal structures: Definition, Classification of Ceramics, Traditional Ceramics, Structural Ceramics, Ceramic super conductors. Crystal structures in Ceramics, Grouping of ions and Pouling’s rules, Oxide structures, Silicate structures, Glass formation, Models of glass structure Types of glasses.

UNIT - II

Equilibrium Diagrams of ceramic systems: Two component systems like Al2O3 – SiO2 and BaO – TiO2; and Three component systems MgO – Al2O3 – SiO2

UNIT - III

Synthesis of Ceramic powders, microstructure, mechanical, Thermal, electrical, optical, magnetic, and chemical properties of ceramic materials

UNIT - IV

Powder Preparation Techniques: Sol-gel technology – Precipitation, Coprecipitation and Hydrothermal precipitation techniques. Preparation of Al2O3, ZrO2, SiC, Si3N4 BN & B4C.

UNIT - V

Ceramic Processing Techniques: Hot Pressing, Hot Isostatic Pressing, (HIP). Spark Plasma Sintering. Sintering, Sinter / HIP, Injection moulding, Slip casting, Tape casting, Gel casting, Extrusion.

TEXT BOOKS:

• 1. Introduction to Ceramics, W.D. Kingery et al, John Wiley
• 2. Materials Science and Engineering, An introduction. WD Callister, Jr., Adapted by R. Balasubramaniam, John Wiley & Sons, NY, Indian edition, 2007.

REFERENCE BOOKS:

• 1. FINCER proceedings of workshop on fine ceramics synthesis, properties and applications, T.R. Rammohan et al.
• 2. Hand Book of Fibre, reinforced composite materials, Ed. Lubin.
• 3. Fundamentals of Ceramics, M W Barsoum
• 4. Ceramics, Mechanical Properties, Failure Behaviour, Material Selection, D. Munz & T. Fett
• 5. Ceramic Science and Technology, Vol. 2 Material Selection and Properties Ed., Ralf Riedel and I, Wei Chen, Wiely, VCH