National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

An Institute of National Importance

Syllabus

Course Details

Subject {L-T-P / C} : CR3403 : Refractory Laboratory { 0-0-3 / 2}

Subject Nature : Practical

Coordinator : Prof. Ritwik Sarkar

Syllabus

1. Determination of packing density of one component system of various particle sizes.
2. Determination of packing density of two component system using various particle sizes having different weight ratios.
3. Determination of packing density of three component system using various particle sizes having different weight ratios.
4. Recipe calculation and recipe making for refractory mix using most packed composition.
5. Preparation of refractory brick / shape by dry pressing, drying and firing.
6. Characterization of the fired refractory brick / shape by determination of bulk density, apparent porosity and crushing strength.
7. Determination of shrinkage and PLCR of refractory brick.
8. Processing and casting of castable composition using planetary mixer and vibrator. Curing, drying and firing of the same.
9. Effect of casting parameter on the properties of castable.
10. Study of densification and strength development in the castable with temperature.

Course Objectives

  • To have knowledge on the practicals of manufacturing and characterization of refractory materials

Course Outcomes

A gain of Concept & Knowledge on the practicals of refractory materials

Essential Reading

  • **, xx, x
  • xx, x, x

Supplementary Reading

  • x, x, x
  • x, x, x