Purging

Frequently Asked Questions About Purging
This 'FAQ' sections answers common questions about how to choose and use purging agents.

Not Your Father’s Purging Agent
There are two important messages for today’s processors with regard to purging. First, as we near the peak of the “rapid improvement” stage of purging technology, the products now available are not the same old purging compounds of the past. Second,...

Purging High-Performance Engineering Resins
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 ...

MATERIALS AT NPE: All Market Sectors Benefit from Large Crop of New Materials
Higher-performance and easier processing PE film resins for packaging, a one-pass crosslinked PE for photovoltaic (PV) wire and cable, several higher-performing nylons and TPEs, “greener” plastics, and enhanced styrenic and PC resins are...

WEB EXCLUSIVE: Ultra Purge Starts Production in Brazil
Expansion will allow company to provide better customer service to the Latin American market.

Materials & Additives at NPE: Performance, Processability, And Sustainability
Bioplastics take center stage.

How to Use Commercial Purging Compounds in Extrusion
CPCs are considered most often for injection molding. However, they also can provide the same benefits to extrusion processors.

Tips and Techniques: Break the Taboo On Purging Hot Runners!
It’s safe to say that the concept of using a commercial purging compound (CPC) has largely been embraced by the plastics processing community.

Boosting Extrusion Productivity-Part II of III: Optimize Product Changeover & Purging
Extrusion processors typically run a number of different products and resins.

Tips and Techniques: Compounding 10 Ways to Improve Twin-Screw Compounding Performance
There are many techniques known to operators and plant engineers for increasing the performance of a twin-screw compounding extruder.