Purging

Purging compounds are used by processors to clean out polymer, color and other impurities from the machine and tooling between production runs. There are three general kinds of purging compounds: chemical; abrasive; and non-abrasive.

Knowledge Center

Insights into plastics technologies from industry experts.

Be Proactive in Your Purging Program
Blog

Be Proactive in Your Purging Program

True, it can be tough to take a machine out of production, but a purging maintenance program should be thought of as a direct line to cost savings.

Blog

Try This Lower-Cost Purging Method

You might be able to reduce purging times and save money by scheduling processing jobs in order of the increasing material viscosity. But to get started, you'll need shear rate/viscosity curves for your polymers.

New Product Announcements
Product

Materials: Purge and Shut-Down Masterbatches for Polyolefins

Ampacet’s new additions to its line of purge and shut-down concentrates are aimed at maintaining product quality and cutting costs,