Game-Changing Purge Solutions Backed by Proven Results
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Blown Film.
Blown film processors reduce downtime up to 75%* with our Ultra Purge™ 3615 specialty purging compound to transition from dark to light colors and during start-ups.
Fast. Easy. Simple.
- Provides efficient cleaning, including hard-to-clean dead spots, without requiring changes to processing settings
- Minimizes downtime and scrap during dark-to-light color transitions and start-ups
- Serves as a form of preventative maintenance against carbon buildup
- It is safe to flow through screen packs
* compared with regular resin
Compounding.
Compounders achieve a 50-75% reduction in downtime* with our Ultra Purge™ 3615 specialty purging compound.
Fast. Easy. Simple.
- Reduces downtime during material changes and screw pulls, especially when switching production resins or colors
- Efficiently cleans screw, barrels, and extruder’s head
- Leaves the screw completely clean and free of contaminants
- Proprietary self-emptying technology combined with a blend of cleaning agents makes any polymer vanish from the screw
- Fast and easy screw pulls to quicken maintenance time
*compared with regular resin or traditional purging
Blow molding.
Blow molders achieve a 50-75% reduction in scrap and downtime* with our Ultra Purge™ 3615 specialty purging compound.
Fast. Easy. Simple.
- Reduces scrap during color changes
- Minimizes downtime for cleaning and holiday shut-downs
- Improves start-up, whether pulling the screw at shut-down or not
- Leaves screw and extruder head free of residue or traces of purge compound
- Seamlessly perform color changes
- Food compliant, recyclable, and screen pack-safe
*compared with virgin resin or traditional purging compounds

Game-changing results for your operation.
At Chem-Trend, we are agents of change. And Ultra Purge™ 3615 is the game-changer you’ve been waiting for. Fast? Easy? Simple? Solved.
We are a proven innovator and performance solutions finder. Together with you as your thermoplastics processing partner, we’ll drive incredible results for your operation through advanced purging technology strengthened by unrivaled industry expertise. We deliver customized solutions better than anyone else, and, in turn, we help you deliver better than anyone else with ground-breaking efficiency and cost-saving consistency.
Watch real customer footage of Ultra Purge™ 3615 in action.
Having trouble viewing your selection? To access videos on the Chem-Trend website, please accept all user cookies.
Click here and allow all cookies — or skip this step and click here to view the video directly on Vimeo.
Having trouble viewing your selection? To access videos on the Chem-Trend website, please accept all user cookies.
Click here and allow all cookies — or skip this step and click here to view the video directly on Vimeo.