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Webinar Series: Recycling and waste management

Welcome to Our Recycling Webinar Series!

Recycling is an essential part of our efforts toward a more sustainable future. It not only helps reduce waste but also allows valuable materials to be reused, preventing them from being lost. In a world that increasingly relies on resource conservation, the efficient handling of waste and materials is more important than ever.

Our webinar series covers a wide range of recycling topics, providing valuable insights into the processes and technologies needed for the effective reuse of materials. Whether it’s construction waste, textile scraps, spent batteries, or plastics – each session addresses specific challenges and solutions.

In this series, the innovative RETSCH equipment is prominently featured, playing a key role in quality control and processing of recycling materials worldwide. From sample preparation and size reduction to sieving and pellet pressing, RETSCH offers an extensive range of devices that pave the way for efficient recycling.

The Webinars in Detail:

March 5th/6th: Construction Materials and Mining Waste (with Dr. Tanja Butt)
June 24th/25th: Textiles, Leather, Paper, and Organic Waste (with Dr. Tanja Butt)
July 7th/8th: Spent Batteries, Metals, and Electronic Scrap (with Dr. Lena Weigold)
September 22nd/23rd: Polymers and Plastics (with Dr. Lena Weigold)

Each session not only provides theoretical insights but also practical solutions, live demonstrations of selected equipment, and best practices that will help you improve efficiency and quality in your recycling processes.

Register for the time slot that works best for you and join us as we shape the future of recycling together!

Find out more about professional recycling solutions

We show you how glass, building rubble, batteries, textiles and other materials are processed for reuse through precise pre-crushing and size reduction, homogenization and quality control – professionally and efficiently.

*** Please note: Separate registration is required for each webinar part ***

*** Multiple time slots to suit different timezones ***

Construction Materials and Mining Waste

Construction materials such as bricks, glass, ceramics and mining waste are often hard and brittle. Wood is softer but tough. For meaningful analysis, quality control laboratories require representative samples, which makes homogenization necessary as part of sample preparation. Ideally, this step involves as little work as possible and is perfectly adapted to the samples properties and the subsequent analytical steps. Recycling also deals with larger sample quantities as the materials shall be re-used and re-purposed, which is also adressed in this webinar.

In this webinar you will learn more about:

  • Homogenization, standard deviation, correct analysis values
  • How do I find the optimal method for my sample
  • Suitable laboratory mills for homogenizing - also for larger sample quantities
  • Live demos of selected mills
  • Many application examples with best practices
  • Grain size determination using sieve analysis
  • Pellet pressing for XRF Analysis
  • Retsch Mills in research approaches
  • Plus: Time for your questions!

Textile, Leather, Paper, Organic waste

Textiles, especially leather can be really tough and not easy to homogenize prior to analysis. For meaningful analysis, quality control laboratories require representative homogeneous samples. Ideally, this step involves as little work as possible and is perfectly adapted to the samples properties and the subsequent analytical steps. Recycling also deals with larger sample quantities as the materials shall be re-used and re-purposed, which is also adressed in this webinar. Paper recycling and the recycling of organic materials such as garden residues or food waste is also part of this webinar.

In this webinar you will learn more about:

  • Homogenization of Tough Samples: Ensuring Accurate Analysis
  • Finding the Optimal Method for Your specific Sample
  • Suitable Laboratory Mills for Homogenizing Larger Sample Quantities
  • Live Demonstrations of Selected Mills
  • Best Practices with Application Examples
  • Sieve Analysis and fractionizing
  • Pellet Pressing for XRF Analysis
  • Research Approaches using Retsch Mills
  • Q&A Session

Spent Batteries, Metals and Electronic Scrap

Homogenising used batteries, metal parts or electronic scrap can be challenging. In order to obtain a representative sample prior to analysis, options for mechanical size reduction and mixing must be identified. Cutting mills and cryogenic grinding techniques can be used to reduce the particle size of these materials. Sieving techniques that can be used for sample fractionation will also be presented.  Recycling also addresses the issues of sample loss, sample purity and larger sample volumes as materials are reused and recycled, which will also be addressed in this webinar.

In this webinar you will learn more about:

  • Basics knowledge about sample homogenisation including standard deviation for correct analytical values
  • Possibilities and limits to mechanically crush samples containing metals
  • Live demonstration of suitable laboratory mills for homogenisation
  • What is going on in science
  • Live demonstration of sieving for sample fractionizing
  • Plus: Time for your questions!

Polymers and Plastics 

Polymer recycling requires analytical sample preparation for quality control: Retsch laboratory mills efficiently produce fine powders from plastic waste, enabling precise analytical measurements. In addition, Retsch mills can be used to streamline recycling in a laboratory-friendly format, promote innovative methods, increase grinding efficiency across different types of plastics and ensure high quality, uniform recycled products. In both cases, a preferred approach is the two-step grinding technique - pre-crushing with a rotor or cutting mill, followed by cryogenic fine grinding with a rotor or a ball mill. Explore the possibilities.

In this webinar you will learn more about:

  • Sample homogenization, including the importance of standard deviation for accurate analytical values
  • Possibilities and limitations of mechanically crushing polymers
  • Special issue cryogenic grinding
  • Live demonstration of suitable laboratory mills for sample homogenization
  • Insights into the optimal selection of mills and sieves for specific application areas
  • Scientific approaches
  • Plus: Time for your questions!

Presented by:

Dr. Tanja Butt, Dr. Gerhard Beckers


일자 : 05 3 월 2025
09:00 AM - 10:00 AM CET /
4:00 PM - 5:00 PM CET
언어: 영어


일자 : 06. 3 월 2025
09:00 AM - 10:00 AM CET /
언어: 독일어

Presented by:

Dr. Tanja Butt, Dr. Gerhard Beckers


일자 : 24. 6 월 2025
09:00 AM - 10:00 AM CET /
4:00 PM - 5:00 PM CET
언어: 영어


일자 : 25. 6 월 2025
09:00 AM - 10:00 AM CET
언어: 독일어

Presented by:

Dr. Lena Weigold, Dr. Gerhard Beckers


일자 : 08. 7 월 2025
09:00 AM - 10:00 AM CET /
4:00 PM - 5:00 PM CET
언어: 영어


일자 : 07. 7 월 2025
09:00 AM - 10:00 AM CET 
언어: 독일어

Presented by:

Dr. Lena Weigold, Dr. Gerhard Beckers


일자 : 23. 9 월 2025
09:00 AM - 10:00 AM CET /
04:00 PM - 05:00 PM CET
언어: 영어


일자 : 22. 9 월 2025
09:00 AM - 10:00 AM CET 
언어: 독일어