Lehigh Cement grinds clinker, limestone and ash to High Sulphate blend

Sources: Lehigh Hanson, Irving, Texas; CP staff Lehigh Hanson is extending its recently launched, carbon-wise EcoCem portland limestone cement series with EcoCem PLUS, milled at the Edmonton plant and debuting in Alberta, Saskatchewan and Manitoba. Finished by inter-grinding cement clinker, fly ash, limestone and gypsum, the material outperforms traditional CSA Group-grade HS powder in resisting sulphate attack—common in the Prairie…

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