Methods of processing plastics; Uses of plastics

Length: 10 minutesAuthor: Ezechinyere Kingsley

<pre class="wp-block-preformatted has-vivid-red-color has-text-color has-small-font-size"><strong>Method of Processing Plastics</strong> Raw plastic pellets can be processed using different methods, the choice of method depends on the plastic product to be made and its use. Some methods of production of plastic include: 1. Injection moulding 2. Compression moulding 3. Extrusion moulding 4. Calendering. 5. Vacuum mould 1. Injection moulding: The most commonly used manufacturing process for the fabrication of plastic parts is injection moulding. A wide variety of products are manufactured using injection moulding. The injection moulding process requires the use of raw plastic material, a mold, and an injection moulding machine. The plastic is melted in the injection moulding machine and then injected into the mold, where it cools and solidifies into the final part. Procedure: <figure class="wp-block-image size-full is-resized"><img src="" alt="" class="wp-image-12659" width="636" height="435"/></figure> <div class="sign-up-notice-after-excerpt-two" style="background-color:powderblue;"> You are viewing an excerpt of this lesson. Subscribing to the subject will give you access to the following: <ul> <li>The complete lesson note and evaluation questions for this topic</li> <li>The complete lessons for the subject and class (First Term, Second Term & Third Term)</li> <li>Media-rich, interactive and gamified content</li> <li>End-of-lesson objective questions with detailed explanations to force mastery of content</li> <li>Simulated termly preparatory exams</li> <li>Discussion boards on all lessons and subjects</li> <li>Guaranteed learning</li> <li>Win great prizes for topping the <a href="">Primacy Ebooks</a></li> </ul> </div> <div class="sensei-message info"></div>

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