Course Overview
Introduction to selection of types of molds based on run size, type of materials, complexity and tolerance requirements of molded parts. Principles of part design and selection of mold materials are discussed along with potential product flaws and mold remedies.
Prerequisite(s)
- 50% in PLAS 1021
Credits
1.0
- Retired
- This course has been retired and is no longer offered. Find other Flexible Learning courses that may interest you.
Learning Outcomes
Upon successful completion of this course, the student will have knowledge of:
Parts and functions of an injection mold
Types of molds (related to material, run size)
- Cold runner two plate mold.
- Cold runner three plate mold.
- Hot runner mold.
- Insulated hot runner mold.
- Hot-manifold mold.
- Stacked mold.
Cavities
- Single or multiple.
- Balance and unbalanced multicavity systems.
Sprue, runner and gate systems
- Designs.
- Runner diameters and lengths.
- Gate types.
- Uses.
- Diagrams.
Mold vents
Mold cooling
Part shrinkage/tolerance
Cavity design standards
- Radii.
- Section thickness.
Mold materials
- Steels.
- Alloys.
- Characteristics.
- Surface specifications.
- Strength requirements.
Standard mold bases
- Components.
Product flaws/remedies
How to buy a mold
Effective as of Fall 2003
Programs and courses are subject to change without notice. Find out more about BCIT course cancellations.