Geopolymer Concrete

Concrete mix using alkali-activated binders and industrial by-products to reduce clinker demand for structural and precast applications.

Carbon and evidence

Product Evidence

Generic material record — no manufacturer product attached.

AI-estimated material

Evidence Base

Category estimate

No product evidence is attached to this generic material, so nothing on this card is numerical. The guidance below is qualitative — an AI-assisted category profile — for early design discussion, not for figures.

Next step: request a current product EPD or manufacturer carbon declaration, or swap in a branded product that holds one.

What's missing (3)

•No current product EPD is recorded.
•No quantified carbon result is recorded.
•No product-specific circularity or material-health claims are recorded.

Service Life — the B4 Replacement Input

60 years · basis not recorded

≈1 installation over a 60-year building study period.

B4 (replacement) follows the building, not the product: an assessor multiplies replacement cycles by project quantities. This record supplies the service life and does not compute B4.

Design & Specification Notes

Concrete mix using alkali-activated binders and industrial by-products to reduce clinker demand for structural and precast applications.

Typical Uses

•Primary frame
•Long-span elements
•Load-bearing supports

Key Performance

High load-bearing capacity for primary frame.

Watch For

•
Variable site familiarity with binder chemistry
Prequalify contractor experience and run trial mixes before production pours.
•
Early-age performance uncertainty in cold weather
Confirm curing regime and temperature controls in method statements.

Specification Actions

•Provide verified EPD and binder chemistry declaration including clinker replacement percentage and curing regime.
•Verify long-term durability evidence (chloride, carbonation, freeze-thaw) and contractor familiarity with placement controls.
•Specify reusable formwork and crush-reuse strategy so future demolition arisings can return as secondary aggregate.

Indicative Health & Indoor Air

low Risk

•dust

Inert once cured. Alkali activators require strict handling controls during batching and placement.

Evidence:No evidence held

Products in this category

3 products from 2 manufacturers · 5 in this category. Ordered by the evidence each record holds, never by commercial standing.

Specification

Finish: Alkali-activated low-clinker concrete
Service life: 60 years