Image Carrier
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Follow on Instagram for UpdatesImage Carrier Syllabus — Unit-wise Content
The official GTU curriculum for Image Carrier (subject code DI03058021) as prescribed for PT · Semester 3 divides the course into 7 units, covering 40 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 (DI03058021)Unit 1 Pre-Press Room Equipments.
- 1.1. Introduction to offset image carrier.
- 1.2. Study of invention of lithography.
- 1.3. Study of lithographic principle.
- 1.4. Classification of plates analog and digital.
- 1.5. Different steps for offset plate making.
- 1.6. Pre-press room equipment: Whirler, Printing down frame, Roller Coater, Auto plate processor.
- 1.7. Study of surface treatment such as graining, anodizing, counter etching.
- 1.8. Photographic positive and negatives and their ideal optical and physical requirements for plate making techniques.
Unit 2 Pre-Press Room Environment.
- 2.1. Prepress room layout.
- 2.2. Environmental conditions.
- 2.3. Store room conditions and Storing Methods.
- 2.4. Dark reaction, continuing reaction, shelf life, pot life.
- 2.5. Room layout, ventilation, air conditioning, temperature and humidity, color, waste disposal.
Unit 3 Imposition Scheme.
- 3.1. Imposition – definition and purpose.
- 3.2. Terms related with imposition schemes, page characteristics variation in imposition schemes according to binding styles i.e. center, side, loose leaf binding.
- 3.3. Introduction and working of plate Imposition Software.
Unit 4 Plate Processing Chemicals.
- 4.1. Study of chemical and physical properties.
- 4.2. General contents of coatings used in pre-sensitized plate and CtP lithographic plate.
- 4.3. Imaging requirements of plates.
- 4.4. Raw material used in offset image carrier making.
- 4.5. Study of general contents and functions of chemicals as developer, gum arabic, plate finisher and deletion.
Unit 5 Pre-sensitized (PS) and Computer to Plate (CtP) plate preparation.
- 5.1. Study construction of different plate.
- 5.2. Working principle, spectral emission, characteristics and limitations of offset plates.
- 5.3. Light sources or illuminants such as metal halide, carbon arc mercury vapor, pulsed xenon, type of LASER.
- 5.4. PS positive/negative plates and its characteristics and
- 10. 14 GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Engineering Level: Diploma Branch: Printing Technology Course / Subject Code : DI03058021 Course / Subject Name : Image Carrier w.e.f. 2024-25 http://syllabus.gtu.ac.in/ Page 3 of 8 workflow of PS plate.
- 5.5. CtP plates with its characteristics and workflow.
- 5.6. Thermal & violet plate, requirements of input for CtP.
- 5.7. Use of software for CtP.
- 5.8. CtP machine with its construction and working.
- 5.9. Advantages and limitations of CtP machine.
Unit 6 Quality Controls Aids.
- 6.1. Different quality control aids like: pH scale, star target, digi wedge, step wedge, plate reader.
- 6.2. Standardization of plate exposure.
- 6.3. Introduction to 12647-4 ISO standards.
- 6.4. Function of each quality control aids.
Unit 7 Chemistry free, Process less & Waterless Plate.
- 7.1. Introduction to chemistry free, process less and waterless offset printing concept.
- 7.2. Preparation of chemistry free with its workflow and requirements.
- 7.3. Preparation of process less with its workflow and requirements.
- 7.4. Preparation of waterless plates with its workflow and requirements.
- 7.5. Advantages and limitations.
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