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Reusable in the system: economical, scalable and sustainable

21.08.2025 (Last update: 08.01.2026)

Why sustainable packaging also makes financial sense

The debate surrounding the EU Packaging Regulation (PPWR) is often perceived as a purely regulatory issue, with a focus on obligations, return rates and reporting requirements. But a closer look reveals that the packaging revolution offers considerable economic potential.

System approach instead of individual packaging

While only the unit costs often count for disposable packaging, reusable packaging requires a rethink: in terms of cycles, life cycles and system efficiency. And this is precisely where it becomes clear that system-compatible reusable packaging such as stainless steel kegs is not only more sustainable in the long term, but also economically viable.

Break-even after six cycles

A key argument in favour of using reusable stainless steel packaging is the total cost of ownership (TCO) consideration. Although a stainless steel KEG is more expensive to purchase than many disposable or plastic alternatives, the investment pays for itself after just six cycles. The reason: stainless steel kegs are extremely durable and can be used reliably for years – often with 30 cycles or more.

There are also economic advantages in operation: breakage is rare, and transport volume can be made efficient through standardisation and stackability. In closed reusable systems, the sorting effort is also significantly reduced. And depending on the application, deposit handling can also be simplified or even eliminated altogether. Companies thus benefit from lower total costs over the product life cycle – and from a system that pays off both ecologically and economically.

Efficiency is key – reusable as a system solution

For reusable systems to be economically viable, more than just durable containers are needed. It is crucial that the system behind them grows with them: from cleaning and return to digital tracking. Stainless steel KEGs offer concrete advantages here:

  • Cleaning: Robust against temperature, pressure and chemicals – and therefore ideal for automated, hygienic cleaning processes over many years.
  • Traceability: Thanks to RFID technology, circulation can be precisely documented – a clear advantage for logistics, verification and system optimisation.
  • Poolability: The containers are standardised and globally compatible – they can be used across segments and enable flexible reusable models with high scalability.

Where single-use systems often remain isolated solutions, reusable systems open up the possibility of integrating processes – and creating synergies that pay off economically.

Practical examples show: scaling works

What has long been standard in the brewing industry is also becoming a viable alternative in other segments. Reusable stainless steel containers can be efficiently integrated – for example, for fruit juices, soft drinks, coffee or premixed cocktails with high requirements for hygiene, shelf life and logistics. They protect against light, oxygen and temperature fluctuations, thus ensuring consistently high product quality. At the same time, they reduce typical risks such as breakage, overpackaging and – in many applications – the effort involved in deposit handling or sorting, provided a closed system is used.

Another advantage is that existing infrastructure, from filling and cleaning to logistics, can in many cases continue to be used at reasonable cost. This means that a new packaging system does not represent a departure from existing structures, but rather a scalable model that is economically and ecologically convincing – and creates space for new target groups, channels and formats.

Conclusion: Reusable packaging can do more

Anyone who thinks beyond the initial investment will recognise that reusable packaging offers economically viable models – while also offering high sustainability value. The new EU Packaging Regulation in particular highlights how crucial system efficiency, scalability and infrastructure compatibility are.

Today, reusable packaging is not just an ecological option: it is a strategic tool for reducing costs, stabilising processes and opening up new segments – without compromising on product quality or regulatory compliance.

White paper with system comparisons and implementation aids

If you want to make informed decisions, you need reliable figures, practical models and clear guidance.

Our white paper ‘Pressure in containers’ provides exactly that – in a compact and user-friendly format. In it you will find:

  • TCO comparisons: direct comparison of single-use vs. reusable packaging
  • CO₂ balances and EPR models: what really counts – for the environment and your bottom line
  • System comparisons: traceability, durability, recyclability
  • 12-month transition schedule: step by step to PPWR compliance

Download the white paper now: https://www.keg.schaefer-container-systems.com/en/whitepaper-pressure-in-the-container/

More information

Contact person

Oliver Evering

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