Plastics Processing Technology-II (2020-Syllabus)

Description

Plastics Processing Technology-II (2020-Syllabus)

• 10.1 Knowledge of Extrusion principles and construction, screw, compression ratio-back pressure, Types of extruder 10.2 Knowledge of Extruder heating & cooling systems – breaker plate – screen pack & its functions – screw & hopper cooling, Hopper loading devices – Drying equipments – Process 
• 10.3 Awareness of downstream equipments and extrusion plants for Pipe/ Corrugated Pipe/Tube, Wire & Cable covering, Blown Film-single layer, multilayer, laminates plant, Sheeting/Tape plant and Mono filament / Box Strapping plant. 
• 10.4 Knowledge of Mixing machinery and devices – Mixing and mixing equipments. Principles – Operating characteristics – Machine construction – Specifications 
• 10.5 Knowledge of Process control systems and working details of Batch mixers and continuous mixers – High speed mixer 
• 10.6 Idea about Two roll mill and different types of mixers and kneaders – Single Screw extruder – Twin Screw extruder 
• 10.7 Knowledge of Calendaring principles, Process variables, Types of Calendar Rolls – Heating & Cooling System – Roll Bending – Complete Description of Calendaring line with their function –- Winding Types and Method – Finishing – Trouble Shooting and applications 
• 10.8 Knowledge of Blow moulding – Advantages – Material Selection, machines and their types, mold material, types of processes, die construction, process variables, programming, defects- causes and troubleshooting 
• 10.9 Understanding of Thermoforming principles – Advantages – Material Selection, machines and their types, mold material, types of thermoforming processes, process variables, defects- causes and troubleshooting 
• 10.10 Understanding of Secondary Processing Techniques – Powder Coating, Casting, Machining & Joining of plastics-Decoration of Plastics-Metalizing-Printing & Painting etc-Post moulding operations techniques, In-mould labeling (Awareness of Downstream equipments and extrusion plants for pipe, Applications of extrusion process for manufacture of pipes and films, Dry mixers, banbury mixers, Ribbon blenders etc., )