Just For Fun Quiz / Cements

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Can you name the Cements?

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DefinitionTerm
correspond to certain cements of the pre-Portland era, produced by burning argillaceous limestones at moderate temperatures
cement that must be kept dry in order to retain their strength
hydraulic cements made primarily from limestone and bauxite. Active Ingredients include: monocalcium aluminate and mayenite
basic ingredient of concrete, mortar, stucco and most non-specialty grout
made from mixtures of water-soluble alkali metal silicates and aluminosilicate mineral powders such as fly ash and metakaolin.
contains up to 70 % ground granulated blast furnace slag, with the rest Portland clinker and a little gypsum. Produce high ultimate strength,
contains up to 35 % fly ash. Where good quality cheap fly ash is available, this can be an economic alternative to ordinary Portland cement
are designed to offset the effects of drying shrinkage that is normally encountered with hydraulic cements
DefinitionTerm
develop strength slowly, but their ultimate strength can be very high
includes cements made from other natural or artificial pozzolans. In countries where volcanic ashes are available (e.g. Italy, Chile, Mexico, the Philippines) these cements are oft
activated ground granulated blast furnace slag activated with alkalis
cement that hardens because of hydration, chemical reactions occur independently of the mixture's water content
These contain about 80% ground granulated blast furnace slag, 15 % gypsum or anhydrite and a little Portland clinker or lime as an activator. They produce strength by formation of
Addition of silica fume can yield exceptionally high strengths, and cements containing 5–20 % silica fume are occasionally produced
used for preparing bricklaying mortars and stuccos, and must not be used in concrete
made with supplementary materials such as high-purity metakaolin

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