Dyna-Purge K

Dyna-Purge K is a high-performance purging compound specifically engineered for soft, flexible, and low-temperature resins. Featuring our exclusive ‘3X’ technology, this advanced solution delivers improved dual-action cleaning that effectively targets process boundary layers and negative flow stagnation points. Dyna-Purge K safely eliminates resin, colorants, carbon residues, additives, and impurities—all without using abrasives or chemicals—making it the trusted choice for manufacturers working with delicate materials.

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About our supplier

As a leading supplier of purging compounds, Dyna-Purge is renowned for its high-performance, non-chemical, non-abrasive solutions tailored for safe and effective cleaning. Manufactured in the USA by Shuman Plastics Inc., a market leader for over 30 years, Dyna-Purge exemplifies excellence and reliability.

Key Applications of Dyna-Purge K

Dyna-Purge K is versatile and well-suited for a wide range of thermoplastic processing operations:

Injection Molding: Ideal for cleaning cold and hot runner systems, ensuring smooth color and resin transitions.

Extrusion: Perfect for profile extrusion, sheet extrusion, cast film production, and compounding processes.

Performance Specifications

  • Temperature Range: Dyna-Purge K is designed for use within a low-temperature range from 143°C to 287°C.
  • Compatible Polymers: This purging compound is tailored for softer and low-temperature polymers, including Flexible PVC, TPE, TPO, TPR, TPV, TPU, and other similar materials.
  • Minimum Clearance: No restrictions.
  • Amount of Purge: Typically, 1 to 2 times the barrel capacity is used for effective purging. The exact amount required may vary depending on machine conditions.

Advantages of Dyna-Purge K

  • Efficient Color and Polymer Changes: Designed to handle both color and polymer changes seamlessly, reducing downtime and ensuring consistent, high-quality results.
  • Preventative Machine Maintenance: Supports machine maintenance, extending equipment lifespan and reducing the need for frequent screw-pulls or repairs.
  • Flexible Cleaning Solutions: Suitable for both automated and manual cleaning processes, offering adaptability for diverse maintenance needs.
  • Sustainable and Recyclable: Fully recyclable, helping manufacturers align with sustainability goals while minimizing environmental impact.
  • Safe and Non-Hazardous: Complies with FDA regulations, ensuring safety for operators and equipment without compromising performance.
  • Reliable Heat Stability: Engineered for use during machine shutdowns and start-ups, maintaining performance under fluctuating conditions.
  • Cost-Effective Cleaning: Offers a low “cost per purge,” requiring only a small amount to deliver effective cleaning, which reduces material waste and production costs.
  • User-Friendly: Simplifies operations with no need for complex process adjustments, mixing, or soaking, saving valuable time and resources.
  • Exceptional Shelf Life: Thermally stable with an unlimited shelf life, ensuring long-term usability and reliable performance.
Grade Processing Temperature Injection Extrusion
Dynapurge K 290º F – 550º F (143º C – 287º C) Cold and hot runners Profile, sheet, cast film, compounding and blow molding

Why choose Dyna-Purge K?

For over 35 years, Dyna-Purge has been a trusted name in purging solutions, offering superior cleaning performance and cost efficiency. Dyna-Purge K continues this legacy by delivering exceptional results for manufacturers working with soft and flexible resins. It is designed to increase production efficiency by minimizing downtime and enabling smooth transitions during color and material changes. By effectively eliminating carbon deposits and preventing issues like color contamination and material streaking, it ensures consistent quality and reduces rejects and waste.

Dyna-Purge K also supports routine and preventative maintenance, helping to minimize screw-pulls and extend equipment lifespan. Its optimized performance lowers production costs by improving operational efficiency, while promoting sustainability by reducing scrap and wasted energy. Additionally, it helps manufacturers adapt to current market demands and high competition by reducing waste of valuable resins and compounds through effective purging.

Furthermore, Dyna-Purge K is FDA, REACH, and RoHS compliant, making it a safe and environmentally responsible choice for a variety of applications.

Your Trusted Purging Compound Supplier

Whether you’re handling injection molding or extrusion applications, Dyna-Purge K stands out as a dependable solution for low-temperature resins. As a leading purging compound supplier, Dyna-Purge ensures minimized downtime, smooth transitions, and optimized production efficiency.

Contact Us Today

Ready to enhance your operations with Dyna-Purge K? Contact us now to learn more about our innovative purging solutions or explore our full range of products tailored for injection molding, extrusion, and more.

Jasmin Wiechmann
Product Manager Thermoplastics

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