Spew

The goal of every plastic injection mold and parts manufacturer is to have each mold and part come out without issue or defect. However, like with all manufacturing processes, these flaws can be introduced due to a myriad of situations. Today, we’re looking at a common issue with plastic injection molding that goes by multiple names: flash, spew, or burrs, in which there is excess material attached to the part. In this blog, we’re going to review the molding defect, its causes, solutions, and how to avoid it in the first place.

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