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Networking – Workshops – Looking ahead

Choose from 25 different workshops and create your individual program for the Ultrasonic TECH DAYS 2026. We offer exciting presentations and live demonstrations in English and German for every industry.

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Our external speakers

Isabel Balz
TE Connectivity

Dr.-Ing. Isabel Balz is a recognized expert in ultrasonic metal welding and Principal Process Development Engineer at TE Connectivity, where she drives the development and industrialization of advanced welding processes for e mobility applications.

Before TE Connectivity, Isabel spent seven years at Institute of Joining and Welding Technologies (RWTH Aachen University) investigating the fundamentals and thermo mechanical behavior of ultrasonic metal welding, completing her PhD in Mechanical Engineering. She contributes to the welding community through her work in DVS technical committees, technical guideline development, and peer review activities.

 

Workshop 12: Ultrasonic Metal Welding in E-Mobility

Timo Reindl
University of Stuttgart

Timo Reindl is a research associate at the University of Stuttgart, Germany. His research areas include non-destructive testing and sensor-based monitoring of manufacturing processes such as ultrasonic welding. The presentation on acoustic process monitoring in ultrasonic welding covers both theoretical principles and current practical examples, and provides an outlook on future developments in this field.

 

Workshop 02: Acoustic Process Monitoring in Ultrasonic Welding

Maximilian Moser
VDMA (German Mechanical Engineering Industry Association)

Maximilian Moser studied mechanical engineering at Darmstadt Technical University, specializing in digital manufacturing, and began his career at the German Mechanical Engineering Industry Association (VDMA e.V.) in 2022. His technical background in his professional and research work lies in virtual product development (digital twins), cybersecurity for operational technology (OT security), and energy flexibility for Industry 4.0 components and systems.

 

Workshop 05: Cyber Security in Supply Chains

Johanna Wolf
Fraunhofer Institute for Process Engineering and Packaging IVV

Johanna Wolf is an expert in packaging and processing technologies. She works at the Fraunhofer Institute for Process Engineering and Packaging IVV as part of the Processes and Machine Integration working group.

 

Workshop 22: PPWR in Focus

Stephan Klumpp
ProPlas

Stephan Klumpp, Dipl.-Ing. (FH), MBA, is the managing director of ProPlas GmbH and a pioneer in industrial computed tomography for plastics applications. For over 25 years, he has been measurably reducing development times through precise measuring instruments, clear processes, and corporate responsibility.

 

Workshop 04: The way to 50% faster development times

Frank Balle
University of Freiburg

Professor Frank Balle conducts research and teaches at the Institute for Sustainable Technical Systems at the University of Freiburg. Since 2018, he has held the Walter and Ingeborg Herrmann Chair for Power Ultrasonics and Technical Functional Materials.

 

Workshop 11: Thoughts on the future of ultrasonic welding of metals

Martin Mach
Elopak

Dr. Martin Mach is an experienced R&D leader and manager with over 13 years of international experience in the packaging industry. At Elopak, a global supplier of carton packaging and filling equipment, he leads the area responsible for developing company’s equipment portfolio - having the responsibility for Development Engineering, Technology, Project Management and IPR departments. 

Martin earned his university degree in Engineering at University of West Bohemia, Czechia and holds a PhD from Leibniz University Hannover, Germany. Prior to his current role, he held various management and specialist roles in both R&D and Operations.

 

Workshop 21: Repackaging tomorrow - powered by partnership

Hannes Weinmann
Lead Intelligent Equipment

Dr.-Ing. Hannes Weinmann is Head of International Technical Center and Management Representative at Lead Intelligent Equipment (Germany) GmbH. He has in-depth industry knowledge and extensive manufacturing experience in the field of battery cells and modules/packs. His core competencies include leading intercultural teams, establishing compliance structures, and providing strategic project consulting to successfully implement the Lead Group's international growth strategy.

Workshop 10: Gigafactories in battery production

Benefit from over 60 years of experience in ultrasonics

Browse our workshops

Get exclusive insights behind the scenes at Herrmann

From a guided tour of the world's largest ultrasonic campus to the exciting work in our sonotrode laboratory and a presentation of our Culture Journey, we invite you to experience Herrmann Ultraschall in a completely new way. 

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Industries in focus: Automotive, Medical, Electronics, Consumer, Automation

PLASTICS Workshops

New approaches to non-destructive quality control
Artificial Intelligence and Quality Assurance in Ultrasonic Welding

Target audience: General

  • Quality requirements in safety-critical plastic applications
  • Focus on non-destructive, rapid assessment of weld seam quality
  • AI-based approaches for reliable quality control

Quality assurance in ultrasonic welding of plastic products is of central importance in order to avoid rejects and ensure the highest possible quality. This applies, among other things, to industries with safety-relevant applications and high economic relevance, such as automotive, electronics, and medical.

Of particular interest are quality assurance measures that provide non-destructive, near real-time information about weld seam quality, thus enabling 100% inspection of components. One potential approach to this is the use of AI or machine learning, which is being investigated by SKZ in completed and ongoing research projects.

Experience level: Beginner

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Predicting process quality through nonlinear vibrations
Acoustic Process Monitoring in Ultrasonic Welding

Target audience: R&D, Process and quality engineers

  • Advantages and potential of analyzing nonlinear vibrations in ultrasonic welding
  • Technical possibilities for acoustic monitoring
  • Derivation of process progress and quality from acoustic data

Ultrasonics excitation is an essential part of the ultrasonic welding process – which makes it all the more important to analyze the resulting nonlinear vibrations as part of process monitoring. Using piezo elements, laser microphones and Vibrometers, acoustic monitoring of the ultrasonic welding process allows predictions to be made about the process and the resulting weld seam quality.

Experience level: Advanced 

Guest speaker: Timo Reindl (University of Stuttgart, Institute for Plastics Technology)

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Realistic simulations as key to better process understanding
Characterization of Thermomechanical Material Properties for Ultrasonic Welding

Target audience: R&D, Process engineers, simulation engineers

  • Challenges in predicting weld quality
  • The most important data for accurate forecasts
  • New approaches for realistic simulations of ultrasonic welding processes

Thermomechanically coupled simulations represent a promising approach to significantly improve the material and process knowledge in ultrasonic welding of plastics and to enable an early evaluation of the weldability of new joining components in the future. In addition to the simulative modelling of the complex boundary conditions and interactions of the welding process, the availability of realistic storage and loss moduli in the high-frequency vibration range (e.g. 20 kHz) is one of the greatest challenges for a precise prediction of the welding behaviour.

By means of an iterative adaptation of simulation results to real structure-borne sound measurements carried out within the scope of a reverse engineering process, a novel procedure is available to generate material data for the simulation of the ultrasonic welding process in the solid state range.

Experience level: Advanced

Guest speaker: Noah Mentges (IKV Aachen)

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One step ahead of the competition with excellent results
The way to 50% faster development times

Target audience: Value-oriented managing directors, development engineers

  • Strategies for accelerating developments
  • Insights into success formulas from over 30 years of product development
  • Improving results in projects, sub-assemblies, and injection molding processes

The workshop shows how we can reduce development times by 50% – not through magic or actionism, but through trust, precision, the right partners, and the courage to make fact-based decisions. Stephan Klumpp shares his experiences from 30 years of product design, development, and metrological support for more than 20,000 series launches. The presentation recommends specific courses of action that help beat the Chinese competition with excellent results, both in large system development projects and in sub-assemblies and injection molding processes.

Experience level: Advanced 

Guest speaker: Stephan Klumpp (ProPlas)

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Aligning needs of Operators, Vendors and Service Providers
Cyber Security in Supply Chains

Target audience: General

  • How networked collaboration in the supply chain significantly strengthens industrial cybersecurity
  • Optimize safety outcomes throughout entire product lifecycles
  • Practical examples of securing products and manufacturing

Effective industrial cybersecurity is built through collaboration across the supply chain. Operators, vendors, and service providers each contribute essential parts: operational context, product expertise, and system-level integration, (remote) maintenance services and various more. This keynote highlights how well-aligned cybersecurity requirements, shared documentation, and clear handovers improve security outcomes across the product lifecycle while meeting regulatory requirements. It looks at practical examples of how security requirements, documentation and information about vulnerabilities can be exchanged in a way that reduces overhead and enables companies to secure their products and production.

Experience level: Beginner

Guest speaker: Maximilian Moser (VDMA Software and Digitalization)

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Guidelines for joint design in injection-molded parts
Focusing energy in the right direction

Target audience: General

  • Different joint design variants
  • Which joint design for which requirement
  • Important measurements

The right joint design is crucial to success when two injection-molded parts are to be connected with ultrasonics. However, determining which type is most suitable for specific requirements can be challenging. We provide an overview of the different types of joints and explain how they affect the welding process.

Experience level: Beginner

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Material properties and their influences on the ultrasonic welding process
The Fantastic World of Plastics

Target audience: General

  • Characteristics and composition of various thermoplastic materials
  • Influences of different materials on the ultrasonic welding process
  • Opportunities for pre-development and pre-testing to achieve optimal welding outcomes

Every plastic vibrates differently - and therefore directly influences the ultrasonic welding process. We look closer at the composition of different types of plastics and show which are best suited to ultrasonic welding. You will also learn how to use initial welding tests with materials during component development to ensure optimum welding results in later manufacturing.

Experience level: Beginner

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Ultrasonics in automated production lines
High-speed process for injection molded parts in high-speed environments

Target audience: Operator / production manager

  • Overview of integrable components and complete systems
  • Integration for usage in production lines and robots
  • Opportunities for process improvement and cycle time reduction

With fast welding times and no need for heating up or cooling down, ultrasonics is tailor-made for automating production processes. We demonstrate which of our systems and components are suitable for integration into automated systems, and how they can be seamlessly incorporated to consistently enhance cycle times and efficiency.

Experience level: Advanced

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12 different types of ultrasonic processes for plastic parts
Live demo: Ultrasonics – more than "just" welding

Target audience: General

  • Overview of the different ultrasonics processes
  • Live demonstrations in the ultrasonic laboratory
  • Advantages and possible applications of the different types of applications

The 12 different application types within our Business Unit PLASTICS explained and shown in and by our lab: welding, staking, swaging, inserting, embedding, cutting and more. Discover the full potential of our versatile technology.

Experience level: Advanced

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Industries in focus: Automotive, Battery, Wire-Terminal, Electronics

METALS Workshops

Market, technologies, and joining processes
Gigafactories in battery production

Target audience: Production planners, strategy managers, process developers

  • Insights: the current condition of the European battery market
  • Trends, challenges, and strategies
  • Unrealized potential for ultrasonics in battery manufacturing

One of the world's leading plant manufacturers for battery production lines provides an overview of the European battery market, highlighting the current situation and possible scenarios for market recovery.

This presentation will discuss the latest challenges in planning and implementing gigafactories for battery production in Germany and Europe:

  • Which strategic and technological decisions are crucial today?
  • Technological trends are explored, for example: Which cell types will become more important in the future?
  • Where is there still potential to be tapped in ultrasonic whitening?
  • How can you scale successfully?
  • How do you deal with the shortage of skilled workers and technical knowledge?
  • How can you counter cost pressures in the highly competitive battery market?

Experience level: Advanced

Guest speaker: Hannes Weinmann (Lead Intelligent Equipment)

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Insights into selected process and material developments
Thoughts on the future of ultrasonic welding of metals

Target audience: Development and project engineers

  • Insights into adaptive process control, Advanced sensor signals, and AI-based evaluation
  • Opportunities and challenges in joining new and hybrid material combinations
  • What are the advantages of the new generation of ultrasonic welding?

Ultrasonic welding is on the verge of a fundamental change: intelligent process control, Advanced sensor signals, and AI-supported evaluation will enable precise energy input, adaptive process control, and 100% process control in the future. In addition, new welding tools are opening up completely new connections for previously critical materials such as Ti- or Fe-based alloys and hybrid metal/FRP connections.

The combination of Advanced process intelligence and innovative tool design will give rise to a new generation of ultrasonic welding, the effects and advantages of which will be examined in more detail in this workshop.

Experience level: Advanced

Guest speaker: Frank Balle (University of Freiburg)

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Quality First – Failure Not an Option
Ultrasonic Metal Welding in E-Mobility

Target audience: AUTOMOTIVE, WIRE-TERMINAL, ELECTRONICS

  • Overview: Current challenges of ultrasonic welding in e-mobility
  • Strategies for ensuring optimal welding quality
  • New approaches to series-compatible and non-destructive quality monitoring

The workshop provides a concise overview of the key challenges of ultrasonic metal welding in automotive applications, with a particular focus on electromobility. Using selected practical examples, key process factors are explained and it is demonstrated how a deep understanding of material behavior and process signals leads to stable and reproducible welding results. In addition, established strategies for ensuring welding quality are presented and, finally, the new approaches for series-compatible and non-destructive quality monitoring are presented.

Experience level: Adanced/Professional

Guest speaker: Isabel Balz (TE Connectivity)

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From the life of application development
Hands-on ultrasonics – shop floor experience in the ultrasonic laboratory

Target audience: Developers, process owners

  • Practical introduction to ultrasonic welding with direct reference to systems
  • Hands-on training in the laboratory with freely chosen applications
  • Joint evaluation of results, including testing methods, optimization potential, and process understanding

In this workshop, participants first receive a compact theoretical overview based on the internal wiki. Core applications of ultrasonic welding, associated equipment, and typical process limits are presented. In addition, tools, areas of application, and the assembly and setup of the equipment, including stack and tool changes, are explained. The basic principles of joint formation are outlined at an understandable level.

In the practical part of the workshop in the laboratory, participants independently select applications and work in small groups on real welding tasks. What they have learned is put into practice immediately, supported by wiki materials and experts from Application Development. The results are then discussed. The connections produced are tested, including tensile testing, resistance measurements, and micrographs.

Experience level: Beginner/Advanced

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Industries in focus: Hygiene, Medical, Filter

NONWOVENS Workshops

Ultrasonics for nonwovens in filters, medical products and more
Bonding beyond Hygiene

Target audience: General

  • Speed, quality, OEE: the benefits of ultrasonic bonding
  • Application examples and welding demonstrations

Ultrasonic bonding is well known as a key technology in manufacturing absorbent hygiene products. 
But there are many other market segments beyond hygiene products where ultrasonic bonding plays a crucial role, such as filters, medical products, and technical textiles. 

Visit our workshop to learn how you can benefit from our technology as a solution for the manufacturing process of your product. You will also gain exclusive insights into live welding demonstration of various nonwoven materials by our experts.

Experience level: Beginner

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From challenge to opportunity
Sustainability in the nonwovens industry

Target audience: General

  • The main drivers behind the sustainability megatrend in the nonwovens market
  • Challenges and opportunities on the way to sustainability
  • How our ultrasonic technology is helping to make manufacturing more sustainable

There is no question: the trend towards sustainability is shaping the nonwovens market.  But what are the drivers behind the sustainability transformation? What challenges is the nonwovens industry facing – and what opportunities are emerging?

Together, we will take a look at what hides behind this mega trend and show you how ultrasonics as a future-oriented joining technology can help you achieve your sustainability goals. Visit our workshop to find out how you can make your processes and products more sustainable with us as your expert partner.

Experience level: Beginner

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The path to perfect bonding results for hygiene products
Nonwovens application engineering

Target audience: General

  • Exclusive insights into the development work of an ultrasonic laboratory
  • Possibilities for process optimization in hygiene products
  • Practical reference for applications such as side seam, leg cuff or elastic waist

Discover the possibilities of ultrasonic bonding in hygiene products in our application engineering lab. Our experts will show you how to develop the ideal bonding process for applications like Side Seam, Leg Cuff, Elastic Waist and more.

Visit our workshop to learn how you can benefit from our technology as a sustainable and economical bonding solution for hygiene products.

Experience level: Beginner

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Industries in focus: Food, Packaging

PACKAGING Workshops

The advantages of ultrasonics for the packaging industry
Enabling Sustainability – becoming “valuetainable"

Target audience: General

  • Brief introduction to ultrasonic sealing
  • Presentation of innovative ultrasonic solutions for packaging
  • Achieving competitive advantages with ultrasonics

Added value and sustainability are no longer mutually exclusive. To survive in international competition, both issues must be combined. Thanks to its efficient and safe processes, ultrasonic sealing already meets this requirement for numerous applications. 

In this workshop, you will find out which innovations we can use to make the packaging process more sustainable and which applications ultrasonic sealing can be used for.

Experience level: Beginner

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Save costs, energy and resources with ultrasonics
Unleash your profitability by reducing waste and increasing OEE

Target audience: General

  • Comprehensive overview of potential savings through ultrasonics
  • Case studies and calculation examples
  • REuse, REduce, REcycle: implementing the 3 Rs with ultrasonics

The process for maximum efficiency: ultrasonic sealing opens up completely new savings potential for you, allowing you to significantly reduce your waste, energy consumption and material usage - even with mono-materials and other challenging materials. 

Using practical examples, we will show you the savings you can expect through the smart use of our ultrasonic technology and how we can simultaneously help you to achieve your sustainability goals.

Experience level: Professional

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Developments, innovations & challenges – in which direction is the future heading?
Future Lab: Trends in the packaging industry

Target audience: General

  • Live experiments with sustainable materials in the lab
  • Open discussion about the packaging of the future
  • Exchange on trends and developments in the industry

Let's shape the future together: discuss the packaging of tomorrow with us! What will it look like, what will it be made of and which demands will it need to fulfill?

In addition to an open exchange about future requirements, we look forward to giving you exclusive insights into how our ultrasonic laboratories work. Look forward to exciting experiments with applications and materials such as paper, stand-up pouches, cardboard and peelable cups. 

Tip: We are also happy to carry out our welding experiments with your materials. Just bring your samples to the workshop!

Experience level: Beginner

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Discover how ultrasonic technology from Herrmann transforms pouch sealing
Smarter sealing performance with ultrasonics

Target audience: General

  • Advantages of Pouch Packaging
  • Impact of sustainability regulations on materials and design
  • Entwicklungen und Potenziale von Ultraschall für das Versiegeln von Pouches

Pouches are becoming increasingly popular in the packaging industry. However, new packaging regulations such as the PPWR require new, more sustainable materials. To seal these reliably, the right sealing process is needed. In this workshop, we will look at the new possibilities and advantages that ultrasonics offers as a joining technology, especially for sealing pouches.

Experience level: Beginner

Guest speakers: Jaume Roquet (Mespack), Victor Bogunya (Mespack)

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The importance of the right partners in the packaging industry
Repackaging tomorrow – powered by partnership

Target audience: General

  • Material specifications for future packaging guidelines
  • Challenges and solutions for sealing future materials
  • Strengthening your competitive position by choosing the right partners

Future packaging regulations demand new material. New processing technologies are needed, especially in terms of sealing. Here it is important to have the right partners to be successful on the market.

Experience level: Beginner

Guest speaker: Martin Mach (Elopak)

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New solution approaches by innovative Sealing and Sensor Technologies
PPWR in Focus

Target audience: General

  • PPWR requirements and guidelines
  • Practical solutions for complying with future sustainability regulations
  • Insights into new developments in science and industry

Packaging regulations such as the PPWR require new materials and sealing processes. Monitoring all relevant process parameters becomes more and more important. As one leading institute in packaging and sealing processes, the Fraunhofer Institute for Process Engineering and Packaging IVV gives an overview about the latest development in science with a close link to the industry.

Experience level: Beginner

Guest speaker: Johanna Wolf (Fraunhofer Institute for Process Engineering and Packaging IVV)

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All participants welcome

Herrmann – Behind the scenes

From idea to product
Research and development at Herrmann Ultraschall

Target audience: General

  • Technological challenges
  • Aspects of acoustics, mechanical systems and electrics
  • Practical examples from laboratory work

Acoustics, mechanics, electrics: Herrmann Ultraschall's research and development department must overcome a wide variety of technological challenges to ensure excellent product and process quality.

We present different aspects of this using product and application-related examples.

Experience level: Advanced

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Our journey to a living corporate culture
Culture Journey: Exploring camps, sherpas, and the WHY

Target audience: General

  • Goal and motivation of our Culture Journey
  • Distinctive Features of the Herrmann Culture
  • Key factors for successful cultural transformation

How can a standardized corporate culture be ingrained into the DNA of every employee worldwide? Our Culture Journey holds the solution. We illustrate, along our fly wheel, what makes the Herrmann culture unique, which individual components it contains, and how we ensure that it is embodied daily across our worldwide locations, regardless of language barriers and cultures. 

Experience level: Beginner

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Tour of the production facilities at headquarters
Herrmann Ultraschall Backstage

Target audience: General

  • Guided tour of the campus
  • Insights into exciting production areas
  • Background information on the company history

The Ultrasonic TECH DAYS not only provides you with valuable expert knowledge but also gives you an insight into the structure and organization of the company. Within the scope of a guided tour, the participants are given an impression of various production areas. The tour includes the following departments and topics: 

  • Herrmann Museum
  • Generator, Converter & Sonotrode manufacturing
  • Assembly of series machines and systems

Experience level: Beginner

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Herrmann Ultraschall Event Team