There are many potential plastic injection molding defects, so let's explore what these are, how they occur, and key preventative measures that you should take to avoid them.

The defects include:
- Sink marks
- Weld lines
- Short shots
- Burn marks
- and more

When you know what the defects are and how to avoid them, you're in a stronger position to point out these issues to your suppliers and to push them to make positive changes.

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