portland cement
Noun
Meaning
A cement having the color of the Portland stone of England, made by calcining an artificial mixture of carbonate of lime and clay, or sometimes certain natural limestones or chalky clays. It contains a large proportion of clay, and hardens under water.
Source: Webster's dictionarySynonyms
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As with type IV, type V Portland cement has mainly been supplanted by the use of ordinary cement with added ground granulated blast furnace slag or tertiary blended cements containing slag and fly ash.
Both are based on McAdam's concept of stone aggregate in a binder, asphalt cement or Portland cement respectively.
Behavior of reinforced concrete Materials Concrete is a mixture of coarse (stone or brick chips) and fine (generally sand or crushed stone) aggregates with a paste of binder material (usually Portland cement ) and water.
As of 2001, the production of Portland cement contributed 7% to global anthropogenic CO 2 emissions, largely due to the sintering of limestone and clay at convert.
As the concentration increases, the attack on the Portland cement can begin.
Because of similar price to that of type I, type II is much used as a general purpose cement, and the majority of Portland cement sold in North America meets this specification.