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Food Extrusion & Puffing Workshop

June 8 - 12, 2026
Bühler Extrusion and Puffing Application Center, Uzwil Switzerland
Operation supervisors, engineering or R&D people working in extrusion
CHF 4'900 excl. VAT

Course content

Pre-workshop self study:

  • Extrusion fundamentals
  • Puffing fundamentals
  • Ingredients

Introduction to extrusion:

  • Screw elements: function and configuration
  • Effects of mechanical and thermal energy input
  • Steam addition into extruder and preconditioning as a means of thermal energy addition
  • De-gassing and application of vacuum as a means of therman energy removal
  • Analytical methods to analyze raw materials and final products

Puffed and extruded cereals & snacks:

  • Puffing technology
  • Direct and indirect expanded cereals & snacks
  • Coloring and coating
  • Co-extrusion
  • Downstreaming options for cereals

Plant-based proteins:

  • Low moisture extrusion
  • High moisture extrusion
  • Downstreaming equipment
  • Coloring and flavoringö

Ingredients:

  • Modified flours & starches
  • Reconstituted rice
  • Extruded breadcrumbs

You need to be actively involved in the technological aspects and feasibility of extrusion production for food.

  • Hands-on training with our experienced extrusion experts
  • Training documentations 
  • Lunch on all full training days
  • Certificate of participation
  • Invitation letter for visa application

Dates & Booking

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Infrastructure and amenities

Innovation Center

Two application centers in Switzerland 

 

Extrusion Application Center

Our Extrusion Application Center in Uzwil Switzerland is a multi-purpose lab where you can conduct tests on food and animal feed. Check new recipes, product shapes and textures. 

Products you will use in this course

How to find us

contact block

Contact our course coordinator

VN Academy

Timothy Krugh


vn.academy@buhlergroup.com

+41 71 955 12 09

Gupfenstrasse 5
9240
Uzwil
Switzerland