Plastics Processing Laboratory I detail syllabus for Plastic Technology (Plastic Tech), 2017 regulation is taken from Anna University official website and presented for students of Anna University. The details of the course are: course code (PL8511), Category (PC), Contact Periods/week (4), Teaching hours/week (0), Practical Hours/week (0). The total course credits are 4.
| Sl. No | Name of M/c/ Equipment/ Mould | Description of Practical Exercise to be done |
| 1 | Hand operated Injection Moulding Machine | - Study of Machine in Idle-Run Observation (IRO), Parts and functions, operating principle, Free sketch of Machine- parts eg. Nozzle, Torpedo, Hopper, Rack and Pinion Barrel etc., shot capacity definition
- Operation practice to produce moulding on Different and injection moulds. Recording the observation and results in practical record books.
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| 2 | Injection Moulding Semi Automatic | - Study of Semi Automatic Injection Moulding M/cs of all types in IRO. Comparative study of Pneumatic type and Hydraulic type of M/cs, Operating Principle of M/cs. Line diagrams of M/cs with nomenclature of parts, M/cs specifications.
- Operation of Pneumatic and Hydraulic type of Semi automatic Injection moulding M/cs, to produce components in different moulds. Cycle-time analysis, observations of ProcessParameters and Procedure to be recorded
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| 3 | Extrusion Processes on Extruders | - Study of Extruders in IRO, Free sketch of machines, their parts and parts-function, List of products manufactured by ExtrusionProcess. Study of different types of extrusion process.
- Operation-Practice by Trainee on setting up of Process parameter to produce Blown-Film on Film-plant, observations on extruder output, size of film produced and technical specifications of machines to be recorded
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| 4 | Compression moulding -Hand Operated | - Study of Hand compression M/c in IRO Free sketch of Parts and study of part-function, comparison of compression moulding M/c with Injection Moulding M/c. Compression moulding processes.
- Operating Principle of Hand Compression Press, mould settingprocedure and parameter setting, operation practice on different compression moulds, M/c specification observations and recording
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| 5 | Blow Moulding and recording Hand Operated | - Study of Hand Blow Moulding M/cs, Free-sketch of M/c with parts and study of part-function, Specification of M/c, Study of Parison-die with sketch.
- Die-centering practice by Trainees, operation of Hand Blow Machines, to produce components observations, cycle time analysis Procedure of operation and observations.
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| 6 | Scrap Grinding | - M/c Study in IRO, specification of M/c, study of parts and function, Line Diagram of M/c.
- Operation-practice with different materials and output study in Kg/hour for different materials.
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| 7 | Injection Moulding M/c.- Automatic | Study of M/c Parts and function, Study of clamping systems in M/cs, Technical spec. of M/c, study of process sequence in Machine, Study and definitions of terms related to M/c operation e.g. M/c Day light, Locating -Ring Dimensions, ejector-stroke, Tie-Bar distance, M/c Platen sizes and mould clamping arrangements. Definitions of all Processing Parameters and study of controls in M/cs. |
| 8 | Compression and Transfer Moulding- Semi Automatic | Technical specification of M/c, Mould clamping on M/c, Parameter setting, operation-practice on different compression and Transfer Moulds, Cycle-time analysis, observation and Procedure of start-up and shut down of M/c. |
| 9 | Blow-Moulding Semi Automatic | Technical specification of M/c, Mould clamping on M/c, operation Practice with different moulds, Familiarisation with control-switches/ valves on the M/c, cycle-time analysis and procedure of operation of M/c. |
| 10 | Introduction to Maintenance | Basic knowledge of Hydraulic and Pneumatic systems, Electrical system, Definition of terms- Hydraulic fluid, viscosity Directional Valves, Resistance, Current, Voltage, Power, Hydraulic Pumps -Types and function, electrical heaters, thermocouples and temp control parameters and timers, electrical Motors – Types and fn. |
| 11 | Introduction to Moulds,Tool Room M/ c and Drawing Practice | Study of Different Types of Moulds and its Parts and function, free hand drawing practice, exposure to tool room machines. |
List of Equipments/Machinery for Batch of 30 Students
Sl. No. Name of M/c/ Equipment/ Mould No. of machine required
- Hand operated Injection Moulding Machine 01
- Injection Moulding Semi-Automatic 01
- Extrusion Processes on Extruders 01
- Compression moulding -Hand Operated 01
- Blow Moulding and recording – Hand Operated 01
- Scrap Grinding 01
- Injection Moulding M/c.- Automatic 01
- Compression& Transfer Moulding- Semi Automatic 01
- Blow-Moulding Semi-Automatic 01
- Introduction to Maintenance –
- Introduction to Moulds, Tool Room M/c &Drawing Practice –
Course Outcome:
- Upon completing this practical course, the student will have hands on experience on different types of moulding machines.
For detail syllabus of all other subjects of B.Tech Plastic Tech, 2017 regulation do visit Plastic Tech 5th Sem syllabus for 2017 Regulation.
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