Overall concept, mix design development and performance

New concept for the development and evaluation of
compositions with reduced CO2 burden

The political and social interest in reducing greenhouse gases has an influence on the developments in the construction industry too. This applies in particular to concrete construction, which provides huge potential reductions in CO2 emissions owing to the CO2-intensive manufacturing process of cement clinker. A possible approach is the reduction or the proportional substitution of the cement clinker used in binders, changing, however, the concrete performance. As a consequence, the mechanical properties or the durability are often reduced. An additional problem is the fact that the...

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Issue 06/2023

Influence of clinker-reduced cements on the mix design and manufacturing process in the concrete block industry

Concrete became the most commonly used building material in the world due to its versatility, its moldability, its load-bearing capacity and its durability. Correspondingly, special emphasis is also...

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Issue 02/2022 SUBMITTED BY: DYCKERHOFF

Innovation: CO2-efficient Cedur and Eco Comfort cements

In the opinion of leading industrial associations, CEM II/C cements, owing to their low content of burnt clinker, are a crucial approach toward lowering CO2 emissions in building with cement and...

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Issue 02/2015 Production, curing, environmental impact

State-of-the-art concretes containing cements with a reduced clinker ratio

Concrete is the most widespread construction material of our times – about 12 billion m3 of concrete are produced worldwide each year. The manufacture of cement, as one of the raw materials of...

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Issue 02/2020 Concrete technology

Measures to reduce CO2 emissions

More than 6 % of the worldwide carbon dioxide (CO2) emissions caused by humans are associated with the production of cement and concrete. It is a known fact that a purposeful substitution of the...

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Issue 10/2021

Admixtures enable massive CO2 reduction in concrete

The German federal government‘s decision to achieve climate neutrality in Germany by 2045 has further increased the pressure, also in the construction industry, to take comprehensive measures to...

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