NCERT Question 6 - Chapter 3 Class 8 - Synthetic Fibres And Plastics

Last updated at April 16, 2024 by

Explain the difference between the thermoplastic and thermosetting plastics.

 

Answer

Thermoplastics

Thermosetting Plastics

Those plastics which are deformed on heating and can be reformed into different shapes again are called Thermoplastics

Those plastics whch can be moulded only once and do not change shape on heating are called Theromosetting Plastics

Thermoplastics can be moulded repeatedly

They can be moulded only once

Example -

Polythene

PVC

Example - 

Melamine(Used to make microwave safe utensils)


Bakelite(Used to Make Switches)

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