1_PLASTICS

1_PLASTICS

1. DEFINITION

   • LONG CHAINS OF MOLECULES, MOSTLY MADE OF CARBON AND HYDROGEN

2. ORIGIN

   • NATURAL PLASTICS
     • FROM VEGETABLES OR ANIMALS
   • SYNTHETIC PLASTICS
     • FROM PETROLEUM, NATURAL GAS AND CARBON

3. FABRICATION

   • THE NAME OF THE PRODUCTION IS POLYMERISATION

4. PROPIERTIES OF PLASTICS

   • RESISTANT
   • GOOD INSULATOR
   • DUCTILE
   • MALLEABLE
   • LIGHT
   • IMPERMEABLE
   • RECYCLABLE
     • CHEMICAL RECYCLING
     • MECHANICAL RECYCLING
     • ENERGY RECOVERY

5. TYPES

   • THERMOPLASTICS
   • THERMOSETTING PLASTICS
   • ELASTOMERS

6. INDUSTRIAL PLASTICS

   • POLYTHILENE TEREPHTALATE
   • HIGH-DENSITY POLYTHILENE
   • POLYVINYL CHLORIDE
   • LOW-DENSITY POLYTHYLENE
   • POLYPROPYLENE
   • POLYSTYRENE
   • METACRYLATE
   • TEFLON
   • CELLOPHANE
   • NYLON

7. MOULDING

   • BLOW MOLDING
   • COMPRESSION MOLDING

8. PLASTIC FORMING TECHNIQUES

   • EXTRUSION
   • CALENDERING
   • VACUUM FORMING