Chryso and Ecocem Debuted Low-Carbon Concrete Admixture
Construction firms and project managers can now leverage new chemistry to improve the workability of low-carbon concrete mixes.
Updated on Oct. 2, 2026 in Remote Work
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Chryso and Ecocem have launched the EnviroMix 3150 ACT, a specialized admixture designed to maintain the performance of low-carbon cement technology. The solution enables concrete to retain workability for over 90 minutes while significantly cutting carbon emissions.
Why it matters
Operators face increasing pressure to meet sustainability standards without sacrificing site efficiency. This new chemical approach allows for the placement of reduced-clinker concrete, which can lower a project's concrete carbon footprint by more than 50 per cent.
The EnviroMix 3150 ACT admixture maintains workability for over 90 minutes and contributes to a total concrete carbon footprint reduction of more than 50 per cent. Nearly 1,300 cubic meters of this material are slated for use at a London site by the end of 2026.
The players
Chryso
A global specialist in concrete and cement chemistry that develops additives to optimize the performance and sustainability of construction materials.
Ecocem
An international technology provider focused on the development of low-carbon cement and alternative binder solutions for the construction industry.
The details
The admixture is engineered to resolve the specific production and placement challenges inherent in using reduced-clinker concrete. By incorporating this technology into standard C20/25 and C30/37 mixes, contractors can achieve the flow characteristics required for complex pours without relying on traditional high-carbon cement. The companies have also filed two patent applications for the combined technology, which pairs the admixture with existing ACT cement that reduces footprints by up to 70 per cent.
Timeline
The EnviroMix 3150 ACT was presented at the BATIMAT 2026 event in Paris.
Project teams expect to finish pouring 1,300 cubic meters of the concrete by year-end 2026.
Market Landscape
This release follows the industry trend of refining low-carbon binder systems like the ACT technology to overcome historical performance barriers in field applications. It represents a shift from foundational binder development toward the chemical tools needed for routine site-based adoption.
Operators managing carbon-intensive construction projects should track whether these admixtures are compatible with their regional concrete mix specifications. Assess whether this chemistry allows for longer logistical windows during pours, potentially reducing the waste associated with hardened or unworkable concrete on site.
The takeaway
Advancing low-carbon adoption requires solving the practical workability issues that currently limit the use of high-recycled-content concrete. Evaluate if your current concrete supply chain is testing these new chemical additives to meet upcoming ESG-related tender requirements.
Further reading
For broader insights on technical shifts in construction, see our coverage on Remote Work.
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