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Course Description

This course is an introduction to the process of plastics injection molding and is designed for operators, technicians, process engineers, quality auditors, supervisors, and maintenance personnel.  The course covers fundamental aspects of the injection molding industry, how these processes flow through the plant, and is intended to give students the information necessary to understand molded products.

Course Outline

1.  Introduction to Injection Molding

     -Injection Unit

     -Clamp Unit

     -Mold

2.  Introduction to Plastics

     -History of Plastics

     -What is Plastic?

     -Plastics Processing

3.  Understanding the Injection Molding Process

     -Molding Cycle

     -Machine Controls

     -What the Pellet Sees:  Temperature, Pressure, Shear, and Time

     -Basic Molding Calculations

4.  Common Molding Defects

5.  Drying

6.  Regrind

   

Learner Outcomes

Upon completion of this course, participants will understand the basics of the injection molding process including the molding cycle, machine controls, calculations and the effects on plastic.

Notes

Method of instruction:  lecture, discussion

Method of evaluation:  attendance and evaluation

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