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GRAVURE PRINTING PROCESS
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DI05058021
Code: DI05058021
Credits: 4
Semester 5
PT
Gravure Printing Process
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Follow on Instagram for UpdatesGravure Printing Process Syllabus — Unit-wise Content
The official GTU curriculum for Gravure Printing Process (subject code DI05058021) as prescribed for PT · Semester 5 divides the course into 5 units, covering 41 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 (DI05058021)Unit 1 Introduction to Gravure Printing Process
- 1.1. Introduction to Gravure printing process and application areas, Features of Gravure Printing Process
- 1.2. Image carrier and Press Sections of Gravure printing process.
- 1.3. Advantages and Disadvantages of Gravure Printing Process.
- 1.4. Image Processing for Gravure Process - Original, Films, Need for special colors and variables.
- 1.5. Role of Gravure in Packaging Industry.
- 1.6. Comparison with other Printing process.
- 1.7. Different sections of gravure machine.
- 1.8. Describe need for special colors and variables in Image Processing for Gravure Process.
Unit 2 Gravure Cylinder Preparation
- 2.1. Characteristics and construction of gravure printing cylinder.
- 2.2. Study of required properties of surface metals such as copper, nickel used in gravure printing cylinder making.
- 2.3. Understand terminologies like cell wall, depth-to- opening ratio, cell angle, engraving resolution, calculation of total engraving time.
- 2.4. Stages involved in reclaiming gravure printing cylinder.
- 2.5. Cylinder Base- sleeve, integral shaft, Balancing methods
- 2.6. Study of different types and calculation of volume formula of engraved cell geometries such as inverted pyramidal, quadrangular, channeled, hexagonal.
- 2.7. Cylinder correction methods-Plus and minus correction.
- 2.8. Different material used in cylinder making with their property and its purpose.
- 2.9. Automation and Environmental aspects.
Unit 3 Gravure Cylinder Engraving
- 3.1. Working principle of electronic engraving, along with advantages and limitations, construction of unit, Speed, cell geometry and angle of engraving. Proofing method and drawbacks of electronic engraving.
- 10. 20 GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Printing Technology Subject Code: DI05058021 Subject Name: Gravure Printing Process w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 3 of 7
- 3.2. Working principle of chemical etching, materials and chemicals used. Methods and variables of chemical etching, drawbacks of chemical etching, variables of electroplating bath, Proofing method
- 3.3. Methods and working principle of laser engraving. Types and required properties of laser. Surface preparation for laser engraving. Proofing method and drawbacks of laser engraving.
- 3.4. Study of troubles and remedies involved in electroplating of copper and chromium.
Unit 4 Doctor Blade and Impression Roller
- 4.1. Doctor blade: Materials use for doctor blade and their properties, functions, types,
- 4.2. Doctor blade Assembly - angle, force, doctor and back- up blades deflection, causes of wear.
- 4.3. Holder configurations, wiping & contact angles, pressure control setting.
- 4.4. Study of troubles and Due to Doctor Blade.
- 4.5. Impression roller: Functions, Types, materials & hardness,
- 4.6. Configurations – pressure, conductivity, balance, deflection & compensation
- 4.7. Printing troubles and remedies due to impression roller
- 4.8. Storage of roller.
- 4.9. Roller setting & effects on web tension, wrap angle
- 4.10. Working principle and application of ESA, Safety mechanism for ESA, Electrostatic assist and surface treatments.
Unit 5 Gravure Printing Press configuration
- 5.1. Construction and working of gravure printing machines.
- 5.2. Construction and working of Gravure proofing machines.
- 5.3. Construction and working of different Ink drying systems.
- 5.4. Types and setting of winders and unwinders, web guiders, web turners.
- 5.5. Types of rollers on printing machine and their powering method.
- 5.6. Printing and running troubles, causes and remedies.
- 5.7. Working principle, construction, advantage of ELS. Servo motors used in printing unit winder and unwinder. 07 15 GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Printing Technology Subject Code: DI05058021 Subject Name: Gravure Printing Process w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 4 of 7
- 5.8. Auto register system, working principle, advantage. Comparison between open and closed loop system. Stroboscope, video scanner, in process color control.
- 5.9. OSHA (Occupational Safety and Health Association) standard. Waste disposal approaches, sustainability in the gravure printing processes. Total 45 100
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