Researchers may have finally found a way to recreate ancient Roman concrete, which is stronger and can heal itself.

New CoolCure Concrete Admixture converts typical cement into a Type IV ... concrete pH exceeds 12.5 and some portland is not fully wetted-out in the mix. Conventional concrete pH typically ...

Modern concrete, based on a material known as Portland cement, was developed in England ... Many examples of Roman concrete, he noted, contain visible white chunks, or clasts.

whether it’s so-called ‘Roman cement‘, Portland cement, or Ancient Roman cement. When used to create concrete, this cement is mixed with aggregate, usually small rocks, stones, and sand.

Although slag is the unwanted byproduct of other processes, slag granules can be used to create slag cement. But why would you want to use slag cement in your concrete mix? Just by using slag ...

(Cement is then mixed with water and aggregate to form concrete.) Concrete is a mixture of cement, aggregate, and water. Globally, concrete is among the most widely used construction materials in ...

In addition, the team was able to produce this cement at a temperature about 200°C lower than the industry standard. To produce Portland cement, limestone is mixed with raw materials such as ...

and sells cement, ready-mix concrete, aggregates, urbanization solutions, and other construction materials and services worldwide. The company offers gray ordinary portland, white portland ...

Companies, state and local governments are making new pledges Wednesday to produce and use low-carbon cement in infrastructure, according to a White House memo viewed first by POLITICO’s E&E News.

Ashraf was quoted in a recent New York Times article, "Reinventing Concrete, the Ancient Roman Way," about using ...

100 Years ago (5th September) The American Association of Portland Cement Manufacturers ... Leeds University Neville Centre runs a seminar on cement/concrete and Aspdin, all day Friday 25th.

Behold one of the world’s greatest slag heaps: A towering landfill piled sky high with the leftovers from the Industrial Revolution. Not a postcard, to be honest. It is an eyesore, hidden under a bit ...