Please click the following links to download a software demo or slideshow, or our company literature.

To open these .ZIP archives, a compression utility such as WinZip may be needed.


The NEXTRUCAD demo is an installable program, the same as the full program but with reduced functionality. The screw diameter, screw design and section lengths are fixed for a single example. The other extruder dimensions, process conditions, material data and solution inputs can be changed and the solution re-run. Problem results can be printed, but problems cannot be saved or opened. For the NEXTRUCAD demo .ZIP file, unzip the archive into an empty folder and then run Setup.exe.

NEXTRUCAD demo version (NEXTRUCAD_2_10_Demo.zip; 9.4 MB)

The NEXTRUCAD slideshow is Microsoft PowerPoint 2002 format, and illustrates the single screw extrusion simulation capabilities of the software, including which screw types it supports, which quantities are computed and how the software is useful.

NEXTRUCAD slideshow (NEXTRUCAD_Slideshow.zip; 1.2 MB)

Microsoft PowerPoint Viewer for Windows

The NEXTRUCAD program manual (PDF format) documents the theory behind the software predictions and includes a handy tutorial.

NEXTRUCAD program manual (Nextrucad_Users_Manual.zip; 3.0 MB)


The XTRU-XPERT slideshow is Microsoft PowerPoint 97 format, and illustrates the extrusion fault diagnosis/troubleshooting approach and the calculation capabilities of the software.

XTRU-XPERT slideshow (X-XpertShow.zip; 360 KB)

Microsoft PowerPoint Viewer for Windows


Here is a link to an Adobe Acrobat PDF brochure describing all the polymer processing simulation software packages that Polydynamics offers.

Polycad_Software_Suite_brochure.zip; 1.2 MB


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