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Fly ash vartika grade ball mill

Mar 23, 2021

This sample combined a pozzolan consisting only of Boral Class F fly ash finely ground to determine optimal grinding. This was a 25% fly ash/cement replacement, ground for 30 minutes in a ball mill. The cement displayed an ASTM C 187 normal consistency of 24.4, and an ASTM C 191 Vicat time of set of 148 minutes initial and 229 minutes final set

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