P207 FILM ASSEMBLY AND PLATE MAKING IV TERM CORE COURSE 6 Hours / Week Total Hours: 72 Hrs. MAJOR DIVISIONS

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1 P207 FILM ASSEMBLY AND PLATE MAKING 6 Hours / Week Total Hours: 72 Hrs. MAJOR DIVISIONS UNIT I II III IV V TOPIC Film Assembly Job Planning and Imposition considerations Negative / Positive Film Assembly Lithographic Plate Surface Chemistry Offset Plate Making Processes UNIT I - FILM ASSEMBLY (15 Hrs) 1. Offset printing production workflow - Introduction to film image assembly; 2. Planning layouts ; 3. Importance of planning; 4. The layout and planning information; 5. Preparation of production layout; 6. Equipments and tools for layout department; 7. Image quality control marks, GATF image control marks star targets, dot gain scale, continuous tone sensitivity guide, signal strip, graduated half-tone scale, GATF standard colour control bar; 8. FOGRA precision measuring strip UGRA plate control wedge, Dupont Brunner colour control system, screen angles and PIRA electronic planimeter. UNIT II - JOB PLANNING AND IMPOSITION CONSIDERATIONS (15 Hrs) 1. Job planning - Basic steps in planning a film image assembly; 2. Imposition consideration for sheet-fed presses and web-fed presses; 3. Imposition terms and imposition rules, parts of books signature, kinds of press layout; 4. Planning imposition schemes for printing book work; 5. Methods of printing book work - sheet work work and turn, work and tumble - back margin allowances; 6. Image registering system/devices - tab and button method and punched hole method. Unit III NEGATIVE / POSITIVE FILM ASSEMBLY (15 Hrs) 1. Inspection and preparation of films before assembling; 2. Types of film Assembly - Negative assembly on peelable membrane substrates, negative assembly to golden rod, and negative assembly to golden rod with plastic interleave, conventional positive assembly, blue and red keys on film; 3. Application and method of producing the burn-out mask; 4.Conventional positive film assembly; 5. Substrates for film assembly; 6. Opaquing; 7. Mortising - complementary flats for negatives; 8.Preparation of complementary flats; 9. Butting images, surprints, reverse image, silhouting halftones and drop out mask, assembling inserts into positives; 10. Colour film assembly using pin register system; 11.Step and repeat systems procedures of automatic

2 machines; 12. Automated film image assembly: Multi-imaging or imposing camera- computer aided masking system- projection platemaker imposition planning equipment striping system. UNIT IV - LITHOGRAPHIC PLATE SURFACE CHEMISTRY (12 HRS) 1. Main types of lithographic plates; 2. Plate making equipments-whirler, pressure vaccum printing down frame; 3. Plate making materials; 4. Plate surface preparation; 5. Coating materials; 6. Comparison of positive and negative working plates; 7. Processing Chemicals; 8.Chemistry of plate making; 9. Control of the plate making variables - use of plate sensitivity guides; 10. Control of tone values-use of GATF star target, dot gain scale, UGRA plate control wedge and other devices, continuous tone step wedge. UNIT V - OFFSET PLATE MAKING PROCESSES (15 HRS) 1. Wipe-on process using negative films; 2. Pre sensitized plates using both negative and positive films; 3.Trouble shooting in the wipe-on and presensitized plate making system; 4. Care and storage of offset plates before and after printing. Reference Books: 1. AL Gate house and Kn Roper, Modern film planning and plate making, SITA Limited England, The assembly of film images - GATF Offset lithographic plate making Robert F Reed, GATF 3 The lithographers manual, GATF, 7th edition. 4. The lithographers manual, GATF, 9th edition.

3 P208 SHEETFED OFFSET MACHINES 6 Hours / Week Total Hours: 72 Hrs. MAJOR DIVISIONS UNIT I II III IV V TOPIC Offset Lithographic Presses Printing Unit Inking and Dampening Sheet Handling, Controlling and Transferring Make ready and the Machine Run UNIT - I - OFFSET LITHOGRAPHIC PRESSES (15 Hrs) Basic principles of Offset Printing, Construction / Structure of a sheet fed press, Various Press configurations, single colour press, multicolour press, perfecting press, satellite type press, common Impression cylinder press, Proofing press, Small Offset press, Press room problems, Metal Decorating presses UNIT - II - PRINTING UNIT (14 Hrs) Plate cylinder, Blanket cylinder, Impression cylinder, Transfer cylinder, Delivery cylinder. Cylinder setting: Cylinder setting on a Bearer contact press, cylinder setting on a Non- Bearer contact Press, Paralleling Blanket cylinder to Impression cylinder. Safety measures in the Pressroom. The Offset Blanket: Blanket structure, compressible Blankets, conventional Blankets, Performance requirements of Blankets. Blanket selection. Handling and care of Blankets, Blanket mounting. Recovering from a Blanket smash, use of slightly damaged blankets. UNIT - III - INKING AND DAMPENING (12 Hrs) The inking system: Construction of a typical inking system, Ink film thickness, setting rollers: setting form roller to oscillator, setting form roller to plate, setting the ductor roller. Inking system Problems. The Dampening System: Construction of conventional dampening systems, Continuous flow dampening systems. Dampening solutions and its importance-its composition, alcohol and alcohol substitutes. ph of a dampening solution, Setting of rollers in conventional dampening system, operating problems of dampening systems. Handling of rollers and storage. UNIT-IV-SHEET HANDLING, CONTROLLING AND TRANSFERRING (14 Hrs) Purpose of automatic sheet feeders, Automatic sheet feeders. Classification: friction feeders, single sheet feeder, Stream Feeder, front and Back sheet separation systems. Pile loading, Feed Board sheet control devices. Setting the feed board devices. Front lays and side

4 lay- Types, sheet detectors and trip systems. Grippers and sheet insertion system: Type of grippers, sheet insertion Systems Types and principles: Direct System, Swing arm system, Rotary drum system, Overfeed system, care and attention to grippers. Sheet Transfer and Delivery System: Types of sheet transfer: Chain transfer, single drum and three drum transfer system, Transfer cylinders, Delivery section sheet decurler Joggers sheet guiding devices Delivery assist devices: Suction slow down rollers, Blow down Wedges, Anti set off spray devices. UNIT - V - MAKE READY AND THE MACHINE RUN (17 Hrs) Pre make ready procedures, Make ready Procedure for single colour, Preparing the press for the New pressrun: Inking system wash up, cleaning the dampening system, checking the instructions on work order. Setting sheet handling mechanisms, Installing the plate, preparing new blankets, making trial Impressions, press problems - ghosting, hickies, ink mottle, setoff, backing- up, fluffing, linting, picking, piling, moire and static electricity, examining, Registration check, checking for print Quality. Make ready Procedure for multi colour Printing : Extra precautions required for printing make ready, selection of colour sequence for multi colour printing. Types of sheet distortion, Ideal condition of paper for register purposes. Running the machine for production: Inspection of press sheets. Control of press functions during press run: Maintaining the Inking system, Maintaining the dampening system, operating the feeder, operating the delivery. Quality control during the press run: Densitometry, colour control bars, press proofs, controlling colour during the press run. Press room lighting and standard viewing conditions. Reference Books 1. Loyal P.Dejidar, Thomas, M.Destree - &75, Sheetfed offset operating, GATF, 1988, 2. Ian Faux, Litho Printing, Blue Print Publishing Ltd. 3. A.S. Porter, A manual of Lithographic press operations, Litho Training Service Ltd, Iaun Faux, Modern Lithography, SITA Limited, Manchester. 5. S.Jayanathan & K.T.Chary, Offset Lithography, Association for Reserch and Development in Printing, 2nd Edn Offset Lithography S.Jaganathan.

5 P209 FLEXO, GRAVURE AND SCREEN PRINTING 6 Hours/Week Total Hours - 72 Hrs MAJOR DIVISIONS UNIT I II III IV V TOPIC Principle of Flexographic Process and Image Carrier Gravure Principles and Image carriers Gravure Press Work Screen Printing Textile Printing Unit I PRINCIPLE OF FLEXOGRAPHIC PROCESS AND IMAGE CARRIER (14 Hrs) 1. Principle of flexographic printing process; 2. Flexographic surface preparation Rubber plate molding, sheet photopolymer, liquid photopolymer; 3. Plate mounting and proofing, handling and storage of plates; 4. Flexographic printing machines Anilox rollers, fountain rollers, types of inking system, plate cylinder, impression cylinder; 5.Press types - Stack, common impression and inline presses; 6.Inks and solvents used for flexo printing; 7.Types of substrates their properties UNIT II - GRAVURE PRINCIPLES AND IMAGE CARRIERS (15 Hrs) 1. Principle of Intaglio and Gravure printing process- Relative advantages job suitability; 2. Gravure cylinder preparation chemical etching, Electromechanical process, direct transfer, laser cutting; 3. Carbon printing; 4. Well formation; 5. Cylinder design, Balancing the cylinder, Electro plating principles, copper plating and polishing, staging and etching 6.cylinder proofing and correction ; 7.Reuse of cylinder methods UNIT III - GRAVURE PRESS WORK (15 Hrs) 1. Rotogravure printing (The publishing press): Printing units- impression systemdoctor blade mechanism- inking unit-drying system, solvent recovery and handling the printed web, paper quality and their control. 2. Rotogravure printing (the packaging press): Sheetfed presses, Speciality printing, label and narrow web printing; Gravure printing inks and solvents volatile solvent based inking system, aqueous based solvent systems; 4. Noise at work. UNIT IV - SCREEN PRINTING (18 Hrs) 1. The principles of screen printing, classification; 2. Materials used for Screen printing process; 3. Mesh classification and mesh selection; 4. Screen tables, Screen frames - Wood, Steel, Aluminum screen frames, and screen tensioning- self-tensioning frames; 5. Screen

6 pretreatment; 6.Squeegee classification and Squeegee selection; 7. Stencil making methods: Hand cut method Hand cut paper stencil, hand cut film stencil, Photographic stencil indirect method, direct method and direct / indirect method; 8.Printing machinery - Hand-bench printing equipment, screen printing machines Classification; 9. Inks and solvents used for screen printing process; 10. Screen printing applications. UNIT V TEXTILE PRINTING (10 Hrs) Materials 1. Dyes and Dyeing- single stage dyeing and polychromatic dyeing 2. Synthetic fibers, blended fiber fabrics, natural fibers 3. Paper, paints, brushes, pens and inks, pallets, pencils and adhesives. Printing Methods 1. Roller Printing, screen printing, dry printing, wet printing, discharge printing, lithographic printing and flexographic printing. Reference Books : 1. Flexographic principles and practice, flexographic technical association inc, New York, Herbert L. Weies, Converting Technology corporation, Rotogravure and Flexographic printing presses, N.Batlett Drive, Milwaukee, WI, USA. 3. John Stephens, U.K.Screen process printing, Blue print an imprint of Chapman & Hall, London, 4. Albert Kosloff, Photogrqphic Screen Printing, S.T.Publications, USA, 5th Edn.

7 P210 FILM ASSEMBLY AND PLATEMAKING LAB 6 Hours / Week Total Hours : 72 Hrs 1. Layout preparation for film assembly using register marks, bleed marks, trim marks and folding marks. 2. Assembly of film negatives for sheet work and half sheet work up to 4 pages section of imposition schemes. 3. Assembly of film positives for sheet work and half sheet work up to 8 pages section of imposition schemes. 4. Assembly of film negatives for sheet work and half sheet work up to 16 pages section of imposition schemes. 5. Assembly of film positives for sheet work and half sheet work up to 32 pages section of imposition schemes. 6. Multi colour film assembly using pin register systems. 7. Preparation of complementary flats using negative and positives for butting images and surprint. 8. Proof reading in film assembly. 9. Preparation and analysis of albumen coating solution. 10. Coating, exposing and processing of albumen plates. 11. Offset plate making for colour printing - wipe-on process using negative films. 12. Offset plate making for colour printing - wipe-on process using positive films. 13. Offset plate making for colour printing - pre-sensitized plates using negative films. 14. Offset plate making for colour printing - pre-sensitized plates using positive films. 15. Plate inspection and application of washout solution. 16. Study of various quality control aids in plate making. 17. Plate treatments - care and storage. SCHEME OF EXAMINATION Topic Marks 1. Exercise Viva 5 Total 75

8 P211 SHEETFED OFFSET AND SCREEN PRINTING LAB 7 Hours / Week Total Hours : 84 Hrs. SHEETFED OFFSET 1. Perfom Pre make-ready operations of offset printing machines. 2. Adjustment of automatic feeders for single sheet feeding. 3. Preparation of offset plate for mounting on the cylinder. 4. Preparation and fitting of offset blanket. 5. Care and treatment of offset blanket in use. 6. Checking for correct pressure of blanket using bandwidth. 7. Preparation of fountain solution and plate etches for use. 8. Preparation of dampening rollers. 9. Checking for correct pressure of inking rollers a) Bandwidth. b) Ink pan method 10. Adjustment of inking rollers and dampening rollers. 11. Perfom a) Ink roller wash-up b) Ink fountain setting. 12. Make-ready and printing two-colour work of line originals. 13. Make-ready and printing two-colour work of halftone originals. 14. Dampening unit cleaning Preparing the plate for storage. 15. Preparing the plate for storage and Give the safety precautions while working on machines.. SCREEN PRINTING LAB 1. Study of different types of mesh materials used for screen preparation Silk, Nylon, Polyester etc 2. Preparing a mesh and stencil for screen printing 3. Preparing a film material by direct method and indirect method 4. Prepare a) Visiting card b) greeting card 5. Exposing and developing chromline film. 6. Preparation of cloth for screen printing Scoring and bleaching. 7. Screen Printing operation on cloth. 8. Obtain a single colour - line work output of a book cover in the screen printing process. 9. Obtain a cut colour output using the screen printing process. 10. Study on Types of Screen Printing Machineries. SCHEME OF EXAMINATION Topic Marks 1. Exercise Viva - Voce 5 Total 75

9 P212 WEB TECHNOLOGY LAB 4 hrs / week Total Hours : 48 Hrs 1. Design a webpage to display a formatted message by using bullets font type etc., 2. Design a webpage with images and text wrapped around the images. 3. Design a webpage with a table with 4 Rows and 4 Columns include Headers and Footers. 4. Design a Chessboard layout-using HTML. 5. Design a webpage which contain Hyperlink on a image and on a text. 6. Design a webpage using frames, include external hyperlinks. 7. Design a form with text field, radio button, Check box, Text area, Menu, submit and reset button using HTML. 8. Design a webpage with multiple frames. 9. Create a table with 2 columns and n rows. In the first column of each row type a text and in next column give a link to a page related to that text. 10. Create a webpage for a company. Include all the details,use appropriate tools. 11. Web site creation: Creating HTML home page with (a) List (b) A horizontal line. 12. Web site creation: Creating HTML home page with (a) Images (b) Line break. 13. Create a webpage with Audio effect. 14. Create a webpage with Video effect. 15. Create a home page for NPTC with the Logo. 16. Create a webpage with Subscripts and Superscripts. 17. Create a webpage with Ordered list. 18. Create a webpage with In ordered list SCHEME OF EXAMINATION Topic Marks Excercise 70 Viva-voce 5 Total 75