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Pages with Tag:Technology

How the production of AAC is becoming even more sustainable

Our recyclable construction and insulation materials promote the energy efficiency of buildings and contribute to environmental and climate protection. Nevertheless, we need natural resources for production and cause CO2 emissions. That’s why we are constantly working to improve the carbon footpri
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Sand – the quality is decisive

High-quality quartz sand is one of the most important raw materials for our products. The continued existence of our production is largely dependent on the quality and security of supply of the sand. To this end, samples from sand deposits are regularly tested.
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Ensure quality at all levels

Every year, Xella Technologie- und Forschungsgesellschaft carries out over 7,000 tests to ensure the quality of our autoclaved aerated concrete, calcium silicate bricks, and mineral insulation boards, starting with the raw materials used and ending with the finished product.
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Meeting increasing requirements

Whether autoclaved aerated concrete, calcium silicate units or mineral insulation boards - the Xella Group's product family is diverse. In order to be fit for the future, Xella is researching to align them to new markets.
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Recycling without quality loss

What can be used in the recycled end-product and what cannot? The decisive factor for our quality standard in the use of post-demolition autoclaved aerated concrete (AAC) is the sorting accuracy.
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Sorting is where it all comes down to

Xella's cooperation with Otto Dörner and Holcim shows how autoclaved aerated concrete residues are processed and reused in the manufacture of new products.
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More sustainability news

  • How Xella is taking up the fight against CO2 emissions

    The construction and building industry is responsible for nearly 40 percent of global CO2 emissions. At Xella, we've made it our mission to change that. In 2021, we took a few steps forward.

    View more
  • Driving circularity with AAC

    Old becomes new – this is how the principle of the circular economy can be explained in very simple terms. Establishing a circular economy for our building materials is currently one of the most imp

    View more
  • Our ambitious roadmap to more sustainability

    As one of the leading building material suppliers in the construction industry, we are aware of our responsibility to make this industry more sustainable. Learn more about our journey.

    View more

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