Topic Content:
- Processing of Plastic
- Injection molding, compression molding, extrusion molding, calendering.
Plastics are polymers obtained from petroleum by-products such as ethane and phenol. These raw materials are generally referred to as resins or monomers.
When a great number of monomers are combined through chemical reactions, polymers are formed. This polymer is referred to as plastic.
The process of combining monomers is known as polymerization .
Full lesson notes for the term are available to subscribers only.
- ⚡ Instant grading & results
- 📈 Student progress tracking
- 📝 End-of-term examinations
- 📄 Official student report cards
- 🚫 Ad-free learning experience
- 📱 Mobile & desktop friendly




