PSI-Polymer Systems, Inc. is a leading U.S. supplier of Screen Changers, Extrusion Melt Pumps and Static Mixers for the Extrusion, Polymer Processing, and Recycling Industries. All are offered either as stand alone components or as complete engineered systems.

PSI is known for pushing the envelop to provide outstanding design, engineering, and process solutions under the most extreme process conditions. All machinery and equipment is manufactured with precision tolerances to ISO-9002 standards.