Articles About Plastic Purging

Hybrid Purging Compound for PP Color Changes

(June 2016; Reprinted from Plastics Technology) Dyna-Purge claims introduction of first “hybrid” purging compound–combining key features of mechanical and chemical products. Read More…

Purging Compound Formulated for 3-D Printing Technologies

(October 2015; Reprinted from Plastics Machinery Magazine) 3D Clean This nonabrasive, nonchemical, engineered thermoplastic purging compound from the Dyna-Purge Division of Shuman Plastics Inc., is specially formulated to meet the needs of 3-D printing technologies. Read More…

MATERIALS: Purging Compound For Use In A Broad Range Of Applications

(October 2014; Reprinted from Plastics Technology) Shuman Plastics’ newest Dyna-Purge purging compound can be used in injection, extrusion, compounding, and blow molding applications. Read More…

How to Save Thousands on your Next Hire

(September 2013; Reprinted from Plastics Today) Have you ever asked a finalist for a position at your company for their most recent W-2? Dr. Russ Riendeau notes that this unconventional interview query could save your company thousands of dollars simply by ensuring that you don’t over offer to a potential job candidate. Riendeau, a senior partner at the East Wing Group and an executive head hunter with two decades of experience, said questions like that can help remove excess emotion from the hiring process and put measurable, science-based metrics in their place. Read More…

Purging High-Performance Engineering Resins

(August 2013; Reprinted from Plastics Technology) One of the fastest growing markets for commercial purging compounds is purging high-performance engineering resins. It is also one of the most difficult challenges, since both mechanical and chemical purging compounds have limitations when it comes to heat stability, residence time, flow restrictions, etc. Read More…

Hot Runners Satisfying the Urge to Purge

(May 2011; Reprinted from Canadian Plastics Magazine) You’ve spent your career ramming resin through your hot runner systems to clean them, so why change now? Because used properly and in the right circumstances, commercial purging compounds can take your color changes to new heights. Read More…

The Proof is in the Purging

(September 2008; Reprinted from Injection Molding Magazine) Independent, comparative testing of in-house resins against a commercial purging compound shows time and cost savings. Read More…

Molder Cuts Post-Purge Costs and Downtime in Half

(May 2015; Reprinted from Plastics Technology) Plastic processors are always looking for ways to make purging more efficient and less costly. Even when a solution seems to be working well, something new may come along that changes their standards of performance. Read More…

How To Avoid Problems When Using Commercial Purging Compounds

(August 2014; Reprinted from Plastics Technology) All too often, commercial purging compounds (CPCs) are not used properly or in the most cost-effective manner. Avoiding the most common problems associated with purging can be accomplished by implementing a purging program. There are three key components to a successful purging program. Read More…

Dyna-Purge Webinars Address Key Issues

(September 2013; Reprinted from Plastics News) Dyna-Purge division of Shuman Plastics Inc. has developed four webinars that tackle four important themes in the plastics industry – hiring and retaining the right people, developing talented technicians, avoiding injection molding problems and solving common problems with purging. Experts in these fields are giving the webinars. Read More…

Extruders Clean Up

(February 2013; Reprinted from Canadian Plastics Magazine) Commercial purging compounds have been aiding color changes and removing carbon in injection molding machines since your grandfather’s time. But they’re not just for I/M anymore. Here’s why no extrusion shop should be without them. Read More…

Better Purging Saves Money, Material & Time

(April 2009; Link to PlasticsTechnology) How much money can a better purging compound save even a small molder? Read More…

Commercial Purging Compounds: Now More Than Ever

(September 2008; Reprinted from Canadian Plastics Magazine) Economizing on resin costs is the new reality for plastics processors. Investing in more efficient commercial purging aids can help. Read More…

Purging is Critical on Reconfigured IM

(May 2008; Reprinted from Injection Molding Magazine) Each of the many Cincinnati Milacron (Batavia, OH; www.milacron.com) all-electric Powerline NT injection molding machines currently molding parts comes standard with the company’s patented two-stage injection system — the Sidewinder, as it’s known. Read More…

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Dyna-Purge 3D Clean™

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Protective Purge Guard

Purge Smart™ with Lava-Shield Protective Purge Guard

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New Dyna-Purge A

Excellent for polypropylene (PP)
color changes

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