PT 9212 PLASTICS PROCESSING TECHNOLOGY SYLLABUS | ANNA UNIVERSITY MTECH PLASTIC TECHNOLOGY 1ST SEM SYLLABUS REGULATION 2009 2011 2012-2013 BELOW IS THE ANNA UNIVERSITY FIRST SEMESTER M.TECH PLASTIC TECHNOLOGY DEPARTMENT SYLLABUS, TEXTBOOKS, REFERENCE BOOKS,EXAM PORTIONS,QUESTION BANK,PREVIOUS YEAR QUESTION PAPERS,MODEL QUESTION PAPERS, CLASS NOTES, IMPORTANT 2 MARKS, 8 MARKS, 16 MARKS TOPICS. IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011 2012-2013 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI, TIRUNELVELI,COIMBATORE), 2009 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009
PT 9212 PLASTICS PROCESSING TECHNOLOGY L T P C
3 0 0 3
UNIT I INTRODUCTION & INJECTION MOULDING 9
Basic principles – Classification of processing methods – Effect of polymer properties
on processing behaviour.
Injection Moulding – Definition of terms – Specification – Types of machines used – Part
& their functions – Cycle time – Process variables & its effect on Moulding quality –
Cavity pressure profile – Factor influencing moulding shrinkage, annealing – Frozen-in
– Stresses – Types of clamping systems and their merits & demerits – Start up and shut
down procedures – Processing parameters and special precaution to be taken while
processing of Engineering plastics such as Nylon, Acetal, PC, etc., - Common moulding
defects, causes and remedies.
UNIT II COMPRESSION MOULDING 9
Introduction – principles – definition of Terms – Compression moulding process –
specifications – machine used – Bulk factor – flow – cure relationship – ageing of
compound – cup flow and spiral flow tests & its significance – cycle time - Preforming,
preheating – Methods, machine used, merits & demerits - Influence of process
variables such as temperature, pressure, part size & configuration on quality and cycle
time - Compression moulding of Thermoplastics – cold forming – sintering - Optimising
process parameters & Trouble shooting - Merits & Demerits of Compression moulding -
Finishing operation.
UNIT III TRANSFER MOULDING & THERMOSET INJECTION MOULDING 9
Transfer Moulding - Principles – Types of process – machine used – pot transfer,
plunger transfer & screw transfer moulding techniques – moulding cycle – specification
– merits and demerits of transfer moulding – Theoretical calculation of pressures – line
pressure, Injection ram pressure – trouble shooting.
Thermoset Injection Moulding – Process – Machinery part & their functions – Process
parameters – Merits & Demerits – Quality control in Injection Moulding, statistical
process control techniques.
UNIT IV EXTRUSION 9
Introduction – principles – classification of extruders – single screw extruder –
specification – screw nomenclature – types of screws – L/D ratio, compression ratioback
pressure – factors governing back pressure – output and factors affecting outputheating
& cooling systems – breaker plate – screen pack & its functions – screw &
hopper cooling-die entry effects and die exit instabilities – shark skin, melt fracture &
bambooing.
Twin screw extruder – principle – types – process – merits & demerits - Vented barrel
extruder – hopper loading devices - Drying equipments - Process, machinery – down
stream equipments – dies for producing products such as – film – blow film, cast film –
Sheets - Tubes / pipes, corrugated pipes - Mono filaments - Box strapping - Coating /
Lamination
UNIT V BLOW MOULDING 9
Introduction – Principle – Processes – Extrusion Blow Moulding – Injection Blow
Moulding – Process control – Parison programming – Moulds – Machine used –
Constructional features – Material and design factors affecting bottle performance –
Trouble shooting – Stretch Blow moulding – Process outline.
TOTAL : 45 PERIODS
4
REFERENCES
1. Denold V. Rosato, Injection Moulding Handbook, International Thomson Publishing
Co., 1995.
2. M.S. Welling, Injection Moulding Technology, VDI-Verlag GmbH, 1981.
3. Seymour S. Schwartz & Sidney H. Goodman, Plastics materials and Processes,
Van Nostrand Reinhold Company, New York, 1982.
4. A.S. Athalya, Injection Moulding, Multi-tech Publishing Co., New Delhi, 1997.
5. Irvin Rubin, Injection Moulding Theory and Practice, A. Wiley Interscience
Publication, 1972.
6. Lee, Blow Moulding Design Guide, Hanser Publishers, Munich, 1998.
7. Friedhelm Hensen, Plastics Extrusion Technology, Hanser Publishers Vienna, New
York, 1988.
PT 9212 PLASTICS PROCESSING TECHNOLOGY L T P C
3 0 0 3
UNIT I INTRODUCTION & INJECTION MOULDING 9
Basic principles – Classification of processing methods – Effect of polymer properties
on processing behaviour.
Injection Moulding – Definition of terms – Specification – Types of machines used – Part
& their functions – Cycle time – Process variables & its effect on Moulding quality –
Cavity pressure profile – Factor influencing moulding shrinkage, annealing – Frozen-in
– Stresses – Types of clamping systems and their merits & demerits – Start up and shut
down procedures – Processing parameters and special precaution to be taken while
processing of Engineering plastics such as Nylon, Acetal, PC, etc., - Common moulding
defects, causes and remedies.
UNIT II COMPRESSION MOULDING 9
Introduction – principles – definition of Terms – Compression moulding process –
specifications – machine used – Bulk factor – flow – cure relationship – ageing of
compound – cup flow and spiral flow tests & its significance – cycle time - Preforming,
preheating – Methods, machine used, merits & demerits - Influence of process
variables such as temperature, pressure, part size & configuration on quality and cycle
time - Compression moulding of Thermoplastics – cold forming – sintering - Optimising
process parameters & Trouble shooting - Merits & Demerits of Compression moulding -
Finishing operation.
UNIT III TRANSFER MOULDING & THERMOSET INJECTION MOULDING 9
Transfer Moulding - Principles – Types of process – machine used – pot transfer,
plunger transfer & screw transfer moulding techniques – moulding cycle – specification
– merits and demerits of transfer moulding – Theoretical calculation of pressures – line
pressure, Injection ram pressure – trouble shooting.
Thermoset Injection Moulding – Process – Machinery part & their functions – Process
parameters – Merits & Demerits – Quality control in Injection Moulding, statistical
process control techniques.
UNIT IV EXTRUSION 9
Introduction – principles – classification of extruders – single screw extruder –
specification – screw nomenclature – types of screws – L/D ratio, compression ratioback
pressure – factors governing back pressure – output and factors affecting outputheating
& cooling systems – breaker plate – screen pack & its functions – screw &
hopper cooling-die entry effects and die exit instabilities – shark skin, melt fracture &
bambooing.
Twin screw extruder – principle – types – process – merits & demerits - Vented barrel
extruder – hopper loading devices - Drying equipments - Process, machinery – down
stream equipments – dies for producing products such as – film – blow film, cast film –
Sheets - Tubes / pipes, corrugated pipes - Mono filaments - Box strapping - Coating /
Lamination
UNIT V BLOW MOULDING 9
Introduction – Principle – Processes – Extrusion Blow Moulding – Injection Blow
Moulding – Process control – Parison programming – Moulds – Machine used –
Constructional features – Material and design factors affecting bottle performance –
Trouble shooting – Stretch Blow moulding – Process outline.
TOTAL : 45 PERIODS
4
REFERENCES
1. Denold V. Rosato, Injection Moulding Handbook, International Thomson Publishing
Co., 1995.
2. M.S. Welling, Injection Moulding Technology, VDI-Verlag GmbH, 1981.
3. Seymour S. Schwartz & Sidney H. Goodman, Plastics materials and Processes,
Van Nostrand Reinhold Company, New York, 1982.
4. A.S. Athalya, Injection Moulding, Multi-tech Publishing Co., New Delhi, 1997.
5. Irvin Rubin, Injection Moulding Theory and Practice, A. Wiley Interscience
Publication, 1972.
6. Lee, Blow Moulding Design Guide, Hanser Publishers, Munich, 1998.
7. Friedhelm Hensen, Plastics Extrusion Technology, Hanser Publishers Vienna, New
York, 1988.
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