Royal Duyvis Wiener B.V.

24/7 Technical Support Hotline: +31 756 126 133

+31 756 126 126

Koog aan de Zaan (NL)


Press expert training

12 – 14 April, 2023 – Koog aan de Zaan
The cocoa press is the heart of each cocoa processing factory. This expert session will show you the tricks of trade of the pressing process. From a tour in the factory to see which components build the press, to actual testing and operating  in the Technology Center, this expert session will cover all elements of the press process. Who better to learn from than the experts who developed and designed the Royal Duyvis Wiener press. 

Introduction course Press Express training RDW


Topics include

Participant fee € 2350,-

*Discounts apply when booking 2 slots or more

Cocoa and nut processing basics

The course starts with a quick recap of the cocoa and nut processing industry. Where is the press positioned in the processing flow? Why is the pressing process referred to as the heart of any processing factory?

Managing the inflow – cocoa mass and liquor

Even a machine as impressive as the press needs the right input to produce output as envisioned. What are the requirements of the incoming product and what happens when these requirements are not met?

Press process and results

Unraveling the secrets of the pressing process. How can we best control the process and what influences the end product? Learn from the experts about the theory behind the optimal pressing process and put that knowledge into practice.


Services include:

Course documentation
Refreshments and   lunch
Team dinner 2nd day

Cocoa Press maintenance

Make sure your press is up & running and producing at capacity according to plan. How do you recognize the red flags signaling that maintenance is needed? This course lets you experience maintenance hands-on.

How it’s made!

Take a tour of the Royal Duyvis Wiener factory and witness how the Duyvis Press is manufactured with your own eyes. The specialist press engineer will take you through all the technical highlights of the machine.

Roy Smith – Manager Technology Center

Your trainer

Roy Smith Food Acadamy Specialist

Roy Smith trained at the Van Hall Institute in Food Science and Technology and has a longstanding career in the  cocoa and chocolate industry. After roles at key players in the industry, e.g. Verkade, Barry Callebaut and ADM, Roy joined Royal Duyvis Wiener in 2016 as lead Food Technologist.

We are happy to help

Do you have any questions about the Press Expert Training? Please reach out to us via or +3175 6126 118

Additional information about Covid 19:
We take are taking all precautionary measures  to ensure a safe environment. Group sizes are limited to 10 participants. All guidelines provided by the Dutch government will be adhered to.