TWIn Screw report

Leistritz Twin Screw Extrusion Workshop, November 28-29, 2018

Since 1990 5000+ have attended Leistritz educational programs! Leistritz will host its' annual Twin Screw Extrusion Workshop on Nov. 28-29, 2018 in NJ. As always, classroom sessions are supplemented by "hands-on" twin screw extrusion operating experience. A detailed agenda follows:



  • Twin Screw Extrusion Theory, Tips and Test Results - Charlie Martin, Leistritz Extrusion
  • Twin Screw Extrusion Screw Design, Processing Guidelines and Scale-up - Bill Thiele, Leistritz Extrusion
  • Design and Application of Twin Screw Extruder Elements- Brian Haight, Leistritz Extrusion
  • Strand Pelletizing Systems - Chris Case, Reduction Engineering Scheer


  • Downstream System Designs for 3D Filaments and Similar Parts - Bob Bessemer- BBessemer Consulting
  • Downstream Sheet Extrusion System Designs - Ed Smith, Davis Standard
  • Material Handling and Feed Systems - Steve Sweeney, Schenck
  • AccuRate Auxiliary Process Equipment Update: Complementing the Process- Joe Dziedzic, ACS Group

Twin screw extrusion system demonstrations to include:

  • ZSE-18 3D filament system
  • ZSE-27 MAXX pelletizing system
  • ZSE-50 MAXX sheeting system

ZSE-18 3D filament system

LSE Vent stuffer will be demonstrated at the workshop

Demos include: ZSE 3D filament system, downstream feed, multi-stage devolatilization, twin screw vent stuffer, metering pellets/powders/liquids, gear pump integration and various specialty configurations


Day 2

  • PurgingCompounds and Techniques for Extruders - Jarred Packard, Asaclean-Sun Plastech Inc.
  • Pelletizing Systems: An Application Guideline - Merritt Christian, Nordson
  • PLA Developments and Applications - Jed Randall, NatureWorks
  • Devolatilization and Foaming in Twin Screw Extruders - Niloufar Faridi, Polymer Processing Institute
  • Application of Simulation to Solve Die Design Challenges - Vijay Kudchadkar, Compuplast N.A.
  • Developments for Screen Changers and Gear Pumps - Bill Murphy, Maag


  • Additive Masterbatch - How to Process Specialty Powders on a Twin Screw Extruder- Sebastian Fraas, Leistritz Germany
  • Tips for Optimizing Twin Screw Extrusion - Bert Elliott, Leistritz Extrusion
  • Optimized Compounding - Augie Machado, Leistritz Extrusion
  • Control Systems for Extrusion - Pete Palmer, Wolock & Lott


4:30 PM Adjourn

For an example of the interactive screw design and assembly session that will be integrated into the program CLICK HERE.

Dates: November 28-29, 2018

Place: Classroom sessions are held at the Holiday Inn  in Clinton, NJ. Equipment demonstrations are at the Leistritz Process Laboratory. Transportation is provided to/from the demonstrations.

Cost: $800 by Nov 1; $880 thereafter (includes handout materials, lunches, and dinner on day 1)

To register for this program or to receive the detailed agenda, contact May Zaw at 908/685-2333 or e-mail

To download a registration form for the Twin Screw Workshop CLICK HERE.

We look forward to meeting you at the upcoming Twin Screw Workshop!

Leistritz Extrusion
175 Meister Ave.
Somerville, NJ 08876, USA
ph: 908/685-2333

Subscribe to newsletter