This program will enable you to understand the source of getting plastics materials, additives and its applications, classifying plastics materials, properties of plastics materials, processing of plastics materials, melt flow characteristics, cooling as well as dimensional stability of plastics materials.

TARGET GROUP

Operator / Technician / Supervisor / Executive

OBJECTIVES

After successful completing this program, the participant will be able to:

• List the sources of making plastics raw materials.
• List various forms of plastics raw materials that exist in plastics industry.
• Explain polymerization, degree of polymerization and molecular weight.
• Describe various types of plastics additives and its applications.
• Differentiate between thermoplastic and thermoset.
• Compare thermoplastic and thermoset.
• Describe how the molecular shape and arrangement affect the plastics products’ properties.
• Describe the properties of various types of plastics materials.    
• Identify different plastics processing method for producing different plastics products.
• Explain the relationship between melt flow index and molecular weight.
• Explain the relationship between melt flow index and physical properties.
• Explain the polymer chain behaviour during cooling for crystalline and amorphous plastics.
• Describe dimensional stability and physical properties of thermoplastic and thermoset.

TRAINING METHODOLOGY

Classroom and practical

TRAINING PROGRAM OUTLINE

What are plastics materials?             

• What plastics materials made of?        
• Various sources of making plastics materials.
• Polymerisation process.

Additives and its application    

• What are additives?
• Why we need to add additives in plastics materials?
• Various types of plastics additives and its applications.
  • Anti Oxidant
  • Flame retartdent.
  • Plasticiser.
  • Impact modifier.
  • Nucleating agent.
  • UV stabilizer.
  • Colourants.
  • Anti static and etc.     

Plastics materials classification        

• Differentiate between thermoplastic and thermoset.
  
• Compare thermoplastic and thermoset.
  
• Different types of molecular shape.
  
• Different types of molecular arrangement.
  
• How molecular shape and arrangement affect properties of plastics materials. 

Physical properties of plastics Materials        

Properties of various types of plastics materials.

• PE
• PP
• ABS
• PC
• PVC and etc.        

Plastics materials processing    
Various types of plastics processing methods.

• - Injection moulding.
• - Blow moulding.
• - Extrusion: profile, sheet, and film and etc.

Melt flow and physical properties of plastics materials    

• Why test the melt flow?
• Relationship between melt flow index and molecular weight.
• How melt flow affect plastics materials properties.

Cooling and dimensional stability of plastics materials    

• What happen to the molecular chain when cooled from melt?
• Molecular chain behaviour during cooling for crystalline and amorphous plastics.
• How the cooling affect the dimensional stability and physical properties of plastics materials?