U.K. clay brick and pipe producer Canova Clay Limited, dba Hepworth, has achieved British Standards Institution certification for a new supplementary cementitious material. Hepworth Calcined Clay or HepCem is milled at the company’s Crow Edge operation in Sheffield, England, its silica, alumina and iron oxide content exceeding 90%. Conformity with the BS 8615-1:2019+A1:2026 “Pozzolanic materials for use with Portland cement…
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