Table of Content
 

 

ldentification and Testing of Plastics

 

  • Methods involved in identification of plastics
  • Preliminary tests
  • Significance at the test
  • Significance of the test
  • Detection of elements
  • Copper wire test or Beilstein Test
  • Significance of the test
  • Sodium fusion Extract (or) lessaigne sodium
  • Chemical confirmation Tests

Operate The Injection Moulding Press

  • Make a Simple Square Plate
  • Make a Circular Plate
  • Make a Bottle Inner Cap
  • Make a Tapered Cup

Multi Impression Moulding

  • Family Mould
  • Safety Procedures
  • Safety measures

Materials

  • Heartwood and sapwood
  • Different woods
  • Colour
  • Structure
  • Earlywood and  latewood in softwood
  • Monocot wood
  • Construction
  • Engineered wood
  • Next generation wood products
  • Wood  plastic Composites

Plastics

  • Overview
  • Chemical structure
  • History/types of plastics
  • Rubber
  • Cellulose –based plastics
  • Toxicity
  • Environmental issues

Plastics from Biomass

  • Oxo-biodegradable
  • Polymethyl methacrylate (PMMA)
  • Plytetrafluoroethylene (PTFE) (trade name Teflon)
  • Polyetheretherketone (PEEK) (Ultem)
  • Phenolics (PF) or (phenol formaldehydes)
  • Urea-forrmaldehyde
  • Melamine formaldehyde
  • Polylactic acid
  • Plastarch material

Rubbers

  • Varieties
  • Properties
  • Rubber latex
  • Solvents
  • Chemical makeup
  • Elasticity
  • Current  sources
  • Cultivation
  • Collection
  • Pre-historical uses
  • Manufacturing
  • Textile applications
  • Vulcanization
  • Allergic reactions
  • Comparison of natural and synthetic rubber
  • Synthetic rubber
  • Fibers
  • Natural fibers
  • Human-made fibers
  • Mineral fibers
  • Polymer fibers
  • Microfibers
  • Thermo plastics
  • Terminology
  • Testing  
  • Polyethylene
  • Description
  • Classification

 

Apply for Certification

https://www.vskills.in/certification/Trade-Employable-Skills-TES/Vskills-Certified-Injection-Moulding-Junior-Operator