Plastic Manufacturing Technology
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Follow on Instagram for UpdatesPlastic Manufacturing Technology Syllabus — Unit-wise Content
The official GTU curriculum for Plastic Manufacturing Technology (subject code 2163407) as prescribed for Manufacturing · Semester 6 divides the course into 3 units, covering 18 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 (2163407)Unit 1 Introduction to Processing Techniques
- Types of processing techniques – selection criteria for processing methods - Definition - Effect of polymer properties on processing behavior - Melting & Solidification behavior
- Injection Moulding: Principle-Definition of Terms – Shot capacity
- clamping force
- injection pressure
- speed etc-Technical specifications- selection criteria for types of machineries
- Cycle time process variables & its effects on moulding quality-Cavity-pressure profile-factors influencing moulding shrinkage- Types of clamping systems-start up and shut down procedures - Common moulding defects
- causes and remedies
- Thermoset Injection Moulding - Process-Machine description
- parts and their functions - process parameters-merits and de-merits
Unit 2 Compression Moulding
- Introduction-principles-definition of terms - Compression moulding process specifications- machine used-Bulk factor-flow-cure relationship - ageing of compound
- machines used
- merits & demerits - Influence of process variables such as temperature
- part size & configuration on quality and cycle time - Compression moulding of Thermoplastics
- Transfer Moulding: Principles-Types of process-Machines used-pot transfer
- Plunger transfer & screw transfer moulding techniques-moulding cycle-specification-merits and demerits of transfer moulding
Unit 3 Extrusion
- Introduction-principles-classification of extruders
- Single screw extruder: specification- screw nomenclature-types of screws- L/D ratio
- compression ratio-back pressure-factors governing back
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