portland çimentosu

listen to the pronunciation of portland çimentosu
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Portland cement
A finely-ground powder made by heating and pulverizing limestone and clay
A hydraulic cement made by heating a limestone and clay mixture in a kiln and pulverizing the resulting material. Binding agent of present-day concrete. It is a finely ground powder made by burning and grinding a limestone mixed with clay or shale. Its inventor, Joseph Aspdin (1799-1855), patented the process in 1824, naming the material for its resemblance to the limestone of the Isle of Portland, England. The cement combines chemically with the water it is mixed with, then hardens and strengthens
demirli portland çimentosu
iron-portland cement
portland çimentosu
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