Extensional shear generally has been associated only with twin-screw extruders. However, I am now convinced it can be done with a single moving force (screw) by changing the geometry of the flow field perpendicular to the direction of flow. ColumnsPublished: 9/29/2012
Processors tend to recommend a much larger extruder than what’s really necessary for the job and the capabilities of the downstream equipment. ColumnsPublished: 6/26/2012
Perhaps the greatest difficulty involving the use of color concentrates is specifying them appropriately for the material to which they are being added. ColumnsPublished: 2/21/2012
The concept of troubleshooting in compounding can be defined in terms of a problem (or problems) with compound quality or as a problem with the compounding process. ColumnsPublished: 6/1/2010