Drying and Firing
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Follow on Instagram for UpdatesDrying and Firing Syllabus — Unit-wise Content
The official GTU curriculum for Drying and Firing (subject code DI04052041) as prescribed for CT · Semester 4 divides the course into 5 units, covering 22 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI04052041)Unit 1 Process of Drying
- 1.1. Definition of drying.
- 1.2. Explain the Importance of drying in ceramic industry
- 1.3. Explain the Factors affecting drying process.
- 1.4. Explain the Stages of drying process in ceramic body.
- 1.5. Explain the types of drying techniques like Natural drying, Advanced drying methods etc. 08 18%
Unit 2 Types of dryers and Drying defects
- 2.1. Give the classification of dryers.
- 2.2. Explain the working of Hot floor dryer, chamber dryer etc.
- 2.3. Explain the working of spray dryer, tunnel dryer, mangle dryer, rotary dryer etc.
- 2.4. Explain drying defects such as cracks, warpage and shrinkage etc. with their remedies.
Unit 3 Process of firing
- 3.1. Explain the importance of firing in ceramic industries.
- 3.2. Explain the Firing techniques for tile body in detail.
- 3.3. Explain the Firing techniques for sanitary ware in detail.
- 3.4. Explain theFiring techniques for crockery ware in detail.
Unit 4 Effect of heat on ceramic bodies.
- 4.1. Explain the physical and chemical changes occur in clay.
- 4.2. Explain the phase transformation of silica with diagram.
- 4.3. Explain the physical and chemical changes occur in clay bodies with diagram.
- 4.4. Explain sintering and vitrification process.
Unit 5 Kiln efficiency and firing defects.
- 5.1. Explain the techniques to avoid wastage of heat during firing.
- 5.2. Explain the types of defects occur in ceramic body. Like firing shrinkage, cracks, pin holes, black spot, warpage etc.
- 5.3. Explain the types of defects occur in glazes. like blister, pin holes, dunting, crazing, chipping, fish scaling, black spots etc,
- 5.4. Explain the remedies to overcome firing defects.
- 09. 20% GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Ceramic Technology Subject Code: DI04052041 Subject Name: Drying and Firing w.e.f. 2025-26 http://syllabus.gtu.ac.in/ Page 3 of 4
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