5 Steps to Great Plug Assists for Thermoforming

In our last post, we focused on how and why processors modify the surface of a plug assist. Since then, we have created a new, more comprehensive guide. You can download a copy of it here.

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What is this mark on my thermoformed part?

We all know about the variables involved in thermoforming: sheet quality, machine configuration, ambient air temperature, mold design, plug material & geometry, sheet temperature, etc. And we know that there is science behind each of these items. So even after checking everything and documenting everything, why do we still see parts that have to be rejected?

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