Name of the University : Jadavpur University
Department : Printing Engineering
Degree : M.Tech
Subject Code/Name : Standardization in Printing and Packaging
Sem : I
Website : jaduniv.edu.in
Document Type : Model Question Paper
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/dspace.jdvu.ac.in/5404-Standaridization%20in%20Printing%20&%20Packaging.pdf
Standardization in Printing and Packaging :
M. TECH. In Printing Engg. & Graphic Communication Examination, 2014 :
(1st Semester)
Time : Three hours.
Related : Jadavpur University Printing & Packaging Material Technology M.Tech Question Paper : www.pdfquestion.in/5399.html
Full Marks : 100
Use a separate Answer-Script for each part. :
PART – I : (50 marks)
Answer questions fifty marks only. :
1. (a) What are the strength and limitations of Offset Process?
(b) What are the benefits of introducing Computerto Plate unit in an existing plant ?
(c) What are the factors which should be considered to choose whether the job is to be printed using sheet-fed offset or web offset ? Discuss. 5+5+10=20
2. (a) What are the strength and limitations of Flexography Printing Process ?
(b) Any job having 5% dot area to 95% dot area and fine lines to thicker lines can not be printed in Flexography Process. Why ? (4)
(c) Discuss with sketch the stack type Flexographic presses along with merits and demerits.
(d) What are the merits of common impression type flexographic press? 5+3+10+2=20
3. (a) What are the differences between conventional gravure and halftone gravure?
(b) What are the limitations of water based inks used in flexography ?
(c) When Electrostatic Assisted (ESA) Ink Transfer is used in gravure printing ?
(d) What is “doctor streaks” in gravure printing ? 3+3+2+2=10
4. Discuss the Printed Image characteristics of the following printing processes : 5×4=20
(a) Offset
(b) Flexo
(c) Gravure
(d) Laser Printing
5. Discuss the capabilities of the following printing processes, according to different types subject matter such as type matter, fine lines, tone reproduction, solid areas of color and process colour reproduction : 5×2=10
(a) Offset
(b) Gravure
PART – II : (50 marks)
Answer any three questions. :
Two marks for neatness. :
6. Mention the different types and techniques for standardization process. Why it is important to industry ? 16
7. What are the quality management principles in ISO 9000 standard ? Discuss these briefly. 16
8. (a) What is the purpose of TQM? What are its basic tools to improve the system ?
(b) What do you mean by ‘six-sigma’ and familiar framework ‘DMAIC’ an the management side ? 8+8=16
9. (a) “All work is done in a system of interconnected processes and all processes have variation”.– Explain.
(b) What is process control chart and how it is used? What are the steps involved in using statistical process control ? 6+10=16
10. (a) Why statistical process control in printing is necessary for quality production ?
(b) Write short notes on : 8+8=16
(i) Pareto chart
(ii) Fish-bone diagram.
Syllabus :
Standardization in Printing and Packaging :
1. Introduction – Understanding Pre-Press, Printing Processes such as Offset, Flexo, Gravure, and Post-Press, Pre-Press requirements for the processes, Process configurations, Process Variables.
2. Printing Standards – SWOP (Specifications for Web Offset), GRACOL, IFRA, ISO Standards etc, Implementation of standards for Quality Printing, Standardization of Pre-Press & Press, Calibration Process.
3. Quality Control in Printing – Density, Dot gain, Contrast, Trap, Color deviation, Color Variation, Quality control aids in Printing, Automatic Viscosity controller, Auto registration marks, Trakatron Line, Color Spaces, Gamuts, CIE LAB
4. Quality Management – Quality challenges, Fundamental concepts of Quality, Quality Cost, Specification of Quality, Quality Assurance, Concepts of Six Sigma & its implementation in Printing Industry.
5. Statistical Print Process Control – Process, Variations, Types of Variation, implementation of SPC, Control Charts and its types, Use of Control charts for print application, Control charts for variables, Control charts for attributes
6. Process Analysis – Understanding Process Capability, Capability indices, Process Performance & indices, Corrective actions, Parametric and Non-parametric, Analysis of Variance concepts. SNAP and INCQC specifications.