Purging Compound Insights And Tips

Topic: Lower-scraprate

The Importance of Plugging the Vents During a  Purge Sequence

While working with many compounders in North America, it has come to my attention that the..

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How to Prevent Splitting Hangar Dies for Color or Material Changes for Cast Film Extrusion

I recently visited a prospect who produces cast films from 0.003” to 0.025” in various resins..

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Injection Molding Defects: Poor Color Dispersion

Injection molding defects are frustrating.  All processors can agree on that.  The worst..

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Are You Using More Purge Compound Than You Did Before?

Is your purging compound not performing as well as it did in the past?  Are you using more than..

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3 Mechanical Tips to Help Assist with Screw Pull Overhauls

A process engineer and I have been actively working on a purge program for a new aerospace..

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10 Tips to Remove Carbon From Hanger Dies in Cast Film Applications

 Recently I was speaking with a processor I met at NPE 2018 who was having trouble with their..

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Stop Your Cash From Going Down the Drain

I have visited so many molding facilities over the last 25 years as a Corporate Processing..

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2 Common Causes of Distortion in Injection Molding

A common defect found in injection molding is Distortion. Distortion is when the molded part is..

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11 Tips for Avoiding Material Degradation in Your Thermoplastic Extruder

All plastics processors at some point will face the issue of degradation of plastic.


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In Purging, Knowing is Half the Battle

Before I even think about what grade of purging compounds to recommend, the first thing I have..

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