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Jun 25, 2024 · Concrete, in construction, structural material consisting of a hard, chemically inert particulate substance, known as aggregate (usually sand and gravel), that is bonded together by cement and water. Learn more about concrete, including its history and uses.
- The Editors of Encyclopaedia Britannica
- Concrete consists of a solid and chemically inert particulate substance, called aggregate (usually sand and gravel), bonded together by cement and...
- In 1824 an English inventor, Joseph Aspdin, burned and ground together a compound of limestone and clay. This mixture, called portland cement, has...
- Concrete strength is affected by environmental factors, especially temperature and moisture. If it dries prematurely, it may be unable to resist un...
A single concrete block, as used for construction. Concrete is a composite material composed of aggregate bonded together with a fluid cement that cures to a solid over time. Concrete is the second-most-used substance in the world after water, and is the most widely used building material.
Concrete is a construction material composed of cement, fine aggregate (sand) and coarse aggregate mixed with water which hardens with time. Portland cement is the mostly used type of cement for production of concrete.
May 14, 2024 · The principal ingredients that make up the concrete mix are: cement, fine aggregate, coarse aggregate, water, chemical admixtures, and mineral admixtures. Concrete used in construction may also contain reinforcing bars, welded wire fabric (wire mesh), and various reinforcing fibers.
Concrete Materials Company (CMC) are experts on all things concrete right here in the heart of the Bluegrass. Whether you're looking for pre-cast and ready-mixed items for the home or farm, supplies and materials for your next big project, or specialized consulting, we're here to help you.
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Concrete is a composite material that is created from a mixture of cement, the mixture (sand or gravel), water, and usual admixtures in required proportions. It is one in every of the foremost necessary and useful materials for construction work.
Basics of concrete mixes, such as portland cement, aggregates and water. Also find out more about using admixtures, and supplementary cementitious materials (SCM).
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