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Paolo Redaelli

4 months ago

Paolo Redaelli
4 months ago

Engineers Discovered the Spectacular Secret to Making 17x Stronger #Cement

> The breakthrough could lead to more durable—and drastically safer—buildings

Engineers Discovered the Spectacular Secret to Making 17x Stronger Cement

Engineers created a breakthrough cement that's 17 times stronger, leading to safer and more durable buildings. And they used an astonishing secret weapon.

^{Darren Orf (Popular Mechanics)}

#cement

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#Cement made with iron #slag has been widely used since decades. For example type IIIC have 83-95% of slag content. Slag cements yet have a very slow setting time. We'll see if they really get actual #clinker (Portland cement is a mix of clinker, gypsum and usually limestone)

#cement #slag #clinker

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Paolo Redaelli

5 months ago

Paolo Redaelli
5 months ago

Proposed #zerocarbon #Cement Solution Called 'Absolute Miracle' - #Slashdot
We have used slag cement for decades, the CEM III/C has a slag content from 81% to 95%. Slag is different from #cliker. We will see if they could actually make "real" cliker.

https://news.slashdot.org/story/24/05/25/2052243/proposed-zero-carbon-cement-solution-called-absolute-miracle

Proposed Zero-Carbon Cement Solution Called 'Absolute Miracle' - Slashdot

"Concrete and steel production are major sources of CO2 emissions," writes New Atlas, "but a new solution from Cambridge could recycle both at the same time.

^{news.slashdot.org}