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The Purging Step polytechs
The purging step

Clean Xpress® is recognized as THE purging compound range for extrusion & injection molding. Its broad grade portfolio can clean many (polymer & additive) productions and is easy to adapt to your process.

Clean HP
Purge premium polymers
The premium purging compound

CLEAN HP is a purging compound containing high level of additives (non-abrasive minerals and organic additives). It is especially useful in extrusion applications.

Clean PP
Purge polypropylene
The purging compound for polypropylene

Clean PP is a purging compound containing high level of additives (non-abrasive minerals and organic additives) and polypropylene (PP) homopolymer as carrier. It is especially useful in extrusion of profiles as well as in injection molding.

Clean LDPE
Purging compound balance cost / performance
The purging compound with the best balance cost/performance

CLEAN LDPE is a purging compound containing high level of additives (non-abrasive minerals and organic additives) and Low Density Polyethylene (LDPE) as carrier. It is especially useful in extrusion applications.

Clean HDPE
applications and conversion modes
The purging step for broad range of applications

Clean HDPE is a purging compound containing high level of additives (non-abrasive minerals and organic additives) and High Density Polyethylene (HDPE) as carrier. It is especially useful in extrusion of profiles as well as in injection molding.

Clean KDN25
purge pluropolymer conversion
The purging compound for fluoropolymer conversion

Clean KDN25 is one of the latest innovations coming from Polytechs Laboratory. It is a purging compound containing a high level of additives semi-abrasive minerals and organic additives based on HDPE.

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Clean Xpress the purging step

Clean Xpress is designed to purge a broad range of polymers (LD & LLDPE – HDPE EVA – PPH PPC PPR – All PVC – XLPE/PEX – Styrenics – TPEs – All polyamids – Technical & engineering polymers – Bioresins & biopolymers…). To purge all of these polymers, Clean Xpress proposes a broad range of Clean Xpress grades, to ensure the best balance of cost time and quality.

This purging compound has perfectly demonstrated its higher & faster cleaning ability in comparison with virgin materials or manual cleaning solutions due to its hybrid nature (mechanical & chemical effects). Clean Xpress is designed for Material & Color Change overs, Maintenance & Shutdown/Startup operations.

It is compatible with many conversion modes such as, blown, cast, sheet and barrier films, for medical bags, food and beverage; wires and cables for fiber optic cables; pipes, tubes and profiles for automotive pipes, electronic pipes, or medical tubes; injection molding for consumer goods or machinery. Engineering and technical polymers, compounding, 3D market and more…

Start your journey & discover what a purging compound is !

What a purging compound is ?

A purging compound is a polymer compound designed to clean polymer processing equipments (extruders, injection and blow molding machines) when appear some operations like changing color, resin or simply remove black specks or contaminations.

SOLVING PURGING ISSUES

  • Production change of color
  • Material and formulation
  • Startup and shutdown operations
  • Dismantling screw profile
  • Preventive maintenance

Our clean xpress® solutions

CLEAN XPRESS has perfectly demonstrated its higher & faster cleaning ability in comparison with virgin materials or manual cleaning solutions due to its hybrid nature (mechanical & chemical effects) – defining it as a cost effective solution:

  • 2 times faster vs Virgin Resin
  • Almost 100 times faster vs manual cleaning

Are you ready to discuss your project? Our experts will be happy to help!

Request a free sample of Clean Xpress® purging compounds for your plant and start optimizing your costs today.

ORDER A FREE SAMPLE