Fly Ash For Concrete

For durable and sustainable concrete. Fly ash can be used with Portland cement to improve the performance and workability of the concrete.

 

Typical substitution rates are between 15 – 30%.  Fly ash reduces the risk of sulfate and chlorine ingress as well as help to protect against ASR from certain aggregates.  PFA and Fly Ash as an addition in concrete is covered by the specification BS EN 405-1.

Suitable uses

  • Precast concrete units
  • Foundations
  • Wind farms
  • Soil Stabilisation
  • Highway
  • Coastal structures
  • Tunnelling

Benefits

EN450-1 fineness category N, f or durable and sustainable concrete.
 
  • Great for ready mix applications
  • Improves concrete durability
  • Reduces heat of hydration
  • Reduces concretes embedded CO2
  • Minimises the risk of ASR
  • Improved workability retention
EN450-1 fineness category S, t he ultimate in Fly Ash performance, in addition to the benefits of EN450-1 N Grade.
 
  • Controlled fineness for consistent performance
  • Optimises water/cement ratio

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About Aggregate Industries

Aggregate Industries is delivering growth through sustainable thinking. Committed to playing a significant role in enabling the UK to transition to net zero, Aggregate Industries is driving decarbonisation across the construction materials sector. With a broad, established range of low carbon solutions and a focus on the circular economy, Aggregate Industries continues to invest in R&D and innovation, working in partnership with sustainability-focused stakeholders, with the goal of becoming the UK’s leading supplier of sustainable construction materials. It is the first company to be certificated to BES 6001, The Framework Standard for the Responsible Sourcing of Construction Products, developed by the BRE (Building Research Establishment).
 

About Holcim

Holcim builds progress for people and the planet. As a global leader in innovative and sustainable building solutions, Holcim is enabling greener cities, smarter infrastructure and improving living standards around the world. With sustainability at the core of its strategy Holcim is becoming a net zero company, with its people and communities at the heart of its success. The company is driving circular construction as a world leader in recycling to build more with less. Holcim is 70,000 people around the world who are passionate about building progress for people and the planet through four business segments: Cement, Ready-Mix Concrete, Aggregates and Solutions & Products.

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