Plastic Molding Insights

Read expert analyses on defect troubleshooting and materials. Have a complex design? Let our engineers review your project specifications today.

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PEEK vs PTFE: Does Your Part Need Strength or Slip?

A valve seat may need a compliant, low-friction surface, while

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PEEK or Ultem? Avoid Paying for Performance You Do Not Need

A housing and a loaded bracket can share the same

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Which High-Temperature Plastic Fits the Failure Mode?

A molded component can survive an oven test and still

Why Do Flow Marks Return After Process Changes?

Flow marks in injection molding often return because a process

Black Specks: Trace the Source Before Purging

Black specks in injection molding are not one defect with

Splay or Something Else? Read the Evidence

Splay injection molding defects appear as silver or pale streaks,

What Stress Colors Reveal About Molded Optics

Stress birefringence is evidence that a transparent polymer no longer

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A Clear Lens Can Still Fail Inspection

A clear lens can still fail inspection because clarity is

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Tight Dimensions Can Still Fail Optically

Tight dimensions can still fail optically because optical injection molding

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