Course Details

Lightweight Building Materials

Academic Year 2025/26

BJA015 course is part of 1 study plan

​ BPC-SI / M Winter Semester 4th year

Course Guarantor

prof. Ing. Rostislav Drochytka, CSc., MBA, dr. h. c.

Institute

Institute of Technology of Building Materials and Components

Language of instruction

Czech

Credits

5 credits

Semester

winter

Forms and criteria of assessment

course-unit credit and examination

Offered to foreign students

Not to offer

Course on BUT site

https://www.vut.cz/en/students/courses/detail/289787

Lecture

13 weeks, 2 hours/week, elective

Syllabus

  • 1. Introduction, classification of lightweight building materials.
  • 2. Basic general properties of lightweight building materials etc.
  • 3. Sorption properties of lightweight building materials.
  • 4. Volume changes and durability of lightweight building materials.
  • 5. Reinforcement of lightweight building materials.
  • 6. Natural cellular aggregates and concrete manufactured from these materials.
  • 7. Other industrial non-treated wastes (for instance cinder, power plant fly ash etc.)
  • 8. Industrial wastes prepared as cellular aggregates (slag, fly ash aggloporite etc.)
  • 9. Artificially manufactured cellular aggregates (ceramsite, expandite, vermiculite etc.)
  • 10. Lightweight organic fillers (saw dust, wood shavings, lightweight plastic fillers) and mineral fibres.
  • 11. Classification of cellular concrete. Individual cellular concrete technologies.
  • 12. Sorts of input raw materials, demands concerning their treatment.
  • 13. Shaping, autoclaving etc.Individual sorts of products, properties, storing, utilization of different products in building structures.

Exercise

13 weeks, 2 hours/week, compulsory

Syllabus

  • 1. Introduction exercise, occupational safety, the laboratory regulations.
  • 2. Preparation and properties testing of perlite concrete, lightweight aggregate concrete.
  • 3. Determination of different types of lightweight aggregate properties.
  • 4. Preparation and testing the properties of polystyrene concrete.
  • 5. Determination of properties of raw materials for the cellular concrete producing.
  • 6. Preparation of non-autoclaved cellular concrete.
  • 7. Preparation of autoclaved cellular concrete.
  • 8. Preparation of the foam concrete.
  • 9. Preparation and testing of properties sawdust concrete.
  • 10. Production of ceramic light weight aggregate (ceramsite).
  • 11. Excursion to the cellular concrete production plant.
  • 12. Credit test.
  • 13. Control of protocols, granting the credits.