Articles About Plastic Purging
A Planned Purging Program Can Boost Your Hot-Runner Efficiency
(September 2021; Reprinted from Plastics Technology) Molders can increase the efficiency of their hot-runner operations if a strategic approach is developed to address the need for required resin and color changes. Read More…
MISSION POSSIBLE
(February 2017; Reprinted from Canadian Plastics) If you think the trick to purging high-performance engineering resins and other challenging materials is to run conventional CPCs at high heats…you’d better think again. 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…
Purging Compounds Clean Up
(April 2017; Reprinted from Compounding World magazine) Commonly used across the thermoplastics processing industry, purging compound manufacturers are now turning their attention to the compounding sector. 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…
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…
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…
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…
Follow These Steps to Purge Accumulator-Head Blow Molders
(November 2019; Reprinted from Plastics Technology) Preventive purging with a commercial product between resins or colors and during normal shutdown and startup cycles can prevent excessive loss of resin and production time. Read More…
Got Streaks or Black Specs?
(April 2019; Reprinted from Plastics Technology) Determining the source of streaking or contamination in your molded parts is a critical step in perfecting your purging procedures, ultimately saving you time and money. Read More…
Turning Up the Heat
(February 2019; Reprinted from Canadian Plastics) Expensive, high-temperature resins are almost the norm these days for some molders. But what shouldn’t be the norm is using standard commercial purging compounds to try to remove them from your processing machines. Here’s the right way to purge super-engineering resins. 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…
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…
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…
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…
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