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2. Decorative concrete - Wikipedia

   en.wikipedia.org/wiki/Decorative_concrete

   Additionally, colored concrete and/or a semi-transparent, colored sealant can be added or applied to the concrete to enhance and/or protect the surface from stains and weathering. [2] Exposed Aggregate concrete is normally one of the cheapest forms of decorative concrete and the amount of aggregate reveal can vary from a sandy look, to bigger ...

3. Translucent concrete - Wikipedia

   en.wikipedia.org/wiki/Translucent_concrete

   Translucent concrete (also: light-transmitting concrete) is a concrete based building material with light-transmissive properties due to embedded light optical elements — usually optical fibers. Light is conducted through the stone from one end to the other. Therefore, the fibers have to go through the whole object.

4. Calcium silicate hydrate - Wikipedia

   en.wikipedia.org/wiki/Calcium_silicate_hydrate

   When water is added to cement, each of the compounds undergoes hydration and contributes to the final state of the concrete. [2] Only calcium silicates contribute to the strength. Tricalcium silicate is responsible for most of the early strength (first 7 days). [3] Dicalcium silicate, which reacts more slowly, only contributes to late strength.

5. Italcementi - Wikipedia

   en.wikipedia.org/wiki/Italcementi

   Italcementi is an Italian multinational company, quoted on the Borsa Italiana, which produces cement, ready-mix concrete and construction aggregates. In 2015, 45% of Italcementi was acquired by HeidelbergCement , together forming the world's second largest cement producer.

6. Alkali–silica reaction - Wikipedia

   en.wikipedia.org/wiki/Alkali–silica_reaction

   ASTM C1293: "Test Method for Concrete Aggregates by Determination of Length Change of Concrete Due to Alkali-Silica Reaction". It is a long-term confirmation test (1 or 2 years) at 38 °C in a water-saturated moist atmosphere (inside a thermostated oven) with concrete prisms containing the aggregates to be characterised mixed with a high-alkali ...

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