International Electrical Steel Sheet Summit 2026

The IESSS 2026 programme

Programme
Day 1
22 April 2026
09:00

Registration

10:00

Welcome speech

Norbert Brachthäuser - Programme Chair

Opening Session

Mod: Norbert Brachthäuser - Programme Chair
10:10

E-Mobility – Europe on the sidelines?

Prof. Achim Kampker — RWTH Aachen University, PEM (Germany)
10:35

Challenges Today Using E-Steel for Electric Traction Drives from a Tier 1 Perspective

Dr. David Schuller — ZF AG (Germany)
11:00

Electrical Steel (GO & NGO) Market Overview

Dr. Umut Turunc — SMR - Steel & Metals Market Research (Austria)
11:25

GO electrical steel sheet at the Heart of the Energy Future: Innovations for Grid Expansion, Transformers, and Electromobility

Marcel Hilgers — thyssenkrupp Electrical Steel (Germany)

Session I: Steel Grades

Mod.: Stefan Siebert - Dr. Brockhaus Messtechnik GmbH
11:50

Designing High-Strength Electrical Steels at Waelzholz

Dr. Christoph Dahlmann — C.D. Wälzholz GmbH & Co. KG (Germany)
12:15

Lunch

13:10

Development and verification of a new electrical steel grade for electric vehicles

Magnus Lindenmo — Tata Steel Surahammar (Sweden)
13:35

NGO electrical steel and stacking solutions for advanced traction motors – from development to application

David Pieronek — thyssenkrupp Steel Europe AG (Germany)
14:00

Tailoring Electrical Steels for Next-Gen Electric Motors

Dr. Hannes Weiss — AxD AG (Switzerland)
14:25

Investigation on Super-Thin and High-Yield Strength Electrical Steels Used in High-Speed EV Traction Motors

Prof. Ruilin Pei — Shenyang University of Technology (China)
14:50

Update on global Standards for Electrical Steel sheets.

Sigrid Jacobs — ArcelorMittal (Belgium)
15:10

Coffee Break

Session II: Production of ES-Sheets

Mod.: Sigrid Jacobs - ArcelorMittal
15:35

Transforming Electrical Steel Manufacturing: Innovative Upstream and Downstream Technologies for High-Performance Electrical Steels

Dr. Konrad Krimpelstätter — Primetals Technologies Japan (Japan) and Dr. Bernd Linzer — Primetals Technologies Austria (Austria)
16:00

Ferrosilicon in Electrical Steel: Quality, Sampling, and Analysis

Thilo Haunhorst — Elkem (Norway)
16:25

Microstructural Characteristics of NGO Electrical Steels Produced by Twin-Roll Casting

Dorothea Czempas — RWTH Aachen University, IBF (Germany)
16:50

On the benefits of using fused silica ceramic rolls in ACL / DCL horizontal furnaces in the thermal treatment of NO / GO electrical steels

Dr. Arnaud Ollagnier — Vesuvius (France)
17:15

Advances in additive screen printing of electrical steel

Dr. Bruno Weise — Fraunhofer IFAM (Germany)
17:40

Closing Remarks (Day 1)

Norbert Brachthäuser - Programme Chair
17:45

Get-Together

Day 2
23 April 2026

Session III: Processing Technologies

Mod.: Carina Franken - Wickeder Westfalenstahl GmbH
09:00

Quo vadis stator lamination stack? - Current innovations and future trends for stator lamination stacks in electric traction drives

Yazan Bajah — RWTH Aachen University, PEM (Germany)
09:25

Strength in Every Layer: Innovations in Bonding Electrical Steels

Stefan Helfert — Kansai Helios Austria GmbH (Austria)
09:50

Advances in Electrical Steel Coatings: From Electrical Insulation to Joining Technologies

Dr. Dirk Bentz — Axalta (Germany)
10:15

Kisling adhesives for laminated core bonding

Stefan Hardelt — Kisling AG (Switzerland)
10:40

Coffee Break

11:05

Advanced Inline Coating Thickness Measurement at Elevated Strip Temperatures Using Temperature-Compensated LIF Technology

Mark Kreso — EMG Automation GmbH (Germany)
11:25

Laser scribing and laser cutting of electrical steel

Peter Rauscher — Fraunhofer IWS Dresden (Germany)

Session IV: Modelling, simulation and testing

Mod.:
Prof. Ulrich Krupp - RWTH Aachen University &
Dr. Hannes Weiss - AxD AG
11:50

Analysis of roller knife slitting of electrical steel coils: Influence factors and fracture mechanisms

Olaf Schrage — TU Dortmund University, IUL (Germany)
12:15

Influence of Strip Thickness on Hot Coil Cooling Behavior Simulated by an Advanced Coil Cooling Model

Dr. Bo Yang — Primetals Technologies Austria GmbH (Austria)
12:40

Lunch

13:35

Ductile-to-Brittle Transition and Edge-Crack Behavior in High-Silicon Non-Grain-Oriented Electrical Steels

Dr. Navid Farzam Mehr — RWTH Aachen University, IEHK (Germany)
14:00

Mechanical and functional fatigue of electrical steels

Dr. Marek Smaga — RPTU Kaiserslautern University (Germany)
14:25

Influence of temperature on the mechanical properties of non-oriented electrical steel sheets

Dr. Albin Gottwalt-Baruth — BMW Group (Germany)
14:50

Coffee Break

15:15

Analysis of the Alterations of Magnetic Properties from Microstructural Changes in Electrical Steel due to Cyclic Loading

Danilo Gartner Aurich — RWTH Aachen University, IEM (Germany)
15:40

Investigating Cu Interactions in Electrical Steel: Experimental and CALPHAD Approaches to Enhance Recyclability and Performance

Hannah Naber and Niklas Veltmann — RWTH Aachen University, IEHK (Germany)
16:05

Comparative Multiphysics Analysis of Non-Grain Oriented Electrical Steel Grades for Switched Reluctance Motors

Dr. Vinicius Batista — Universidade Estadual de Campinas (Unicamp) (Brazil)
16:30

Closing Remarks (Day 2)

Norbert Brachthäuser - Programme Chair