Researchers test conversion of long-hardened cement paste to new slag

Sources: Materials Processing Institute, Middlesbrough, U.K.; CP staff The United Kingdom’s Materials Processing Institute is testing the potential of converting finely graded, demolition concrete-extracted cement paste to new cementitious material using scrap steel melted by an electric arc furnace. Dubbed Cement 2 Zero and proceeding with a $7 million-plus UK Research and Innovation grant, it could prove the Cambridge Electric…

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