Principles of Injection Molding

Provided by: ToolingU

This class will familiarize you with injection molding and the design concerns associated with injection molding.

Course Objectives:

  • Describe the injection molding process
  • Describe the design steps for injection molding
  • Describe the injection molding machine
  • Describe the injection molding screw
  • Explain gas-assisted injection molding
  • Explain structural foam injection molding
  • Describe flow rate concerns
  • Describe colorant concerns
  • Describe the cost factors of injection molding
  • List mold materials
  • Describe molecular orientation in injection-molded parts
  • Compare multi-cavity molds and family molds
  • Describe gates
  • Describe weld lines
  • Distinguish between shrinkage and warpage
  • Describe cycle time for injection molding
  • Describe ejection methods for injection molding
  • Identify possible injection molding errors.

Recommended Background

  • Recommended for Manufacturing / Material Engineers.

Course ID


Skill Focus

Smart People



Employee Type

New Applicants, 1st level supervisors

Method of Delivery


Estimated Effort

2.5 hrs



If you are in WHIN region, contact your HR for a coupon code