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Eagle Materials Inc. is an American producer of building materials based in Dallas, Texas. The company produces cement , concrete , construction aggregate , gypsum , wallboard , paperboard , and sand for hydraulic fracturing .
The types and amounts of cement produced in 2015 were: Portland cement 80.4 million tons; Masonry cement 2.4 million tons; Other hydraulic cement 0.6 million tons; Cement production is predominantly portland cement, which is mostly used in concrete. Cement for concrete is an essential material for construction, and demand is a function of ...
In 1912, the company was the subject of a grand jury investigation along with a competitor, the Riverside Portland Cement Company (now Riverside Cement). An official with the San Bernardino Water Board accused the companies of price fixing after learning San Bernardino was being charged $2.45 per barrel ($77.00 in 2023) while the price was only ...
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TXI, formerly Texas Industries, is a wholly owned subsidiary. The company was focused on the production of heavy construction materials in the southwestern United States market (e.g. Texas and California). TXI mainly focuses on cement, Portland, masonry and oil well cements, aggregates, and other concrete related products. Until 2012, Texas ...
Portland Brownstone Quarries, Portland, Connecticut, NRHP-listed, source of much of the brownstone used in New York City, Boston, Philadelphia; Luman Andrews House, Southington, Connecticut, NRHP-listed. Identified in 1825 to be a site of blue limestone, suitable for making Portland cement, which previously had to be imported from England
Portland cement clinker is made by heating, in a cement kiln, a mixture of raw materials to a calcining temperature of above 600 °C (1,112 °F) and then a fusion temperature, which is about 1,450 °C (2,640 °F) for modern cements, to sinter the materials into clinker.
Blue Circle Industries was a British public company manufacturing cement. [1] It was founded in 1900 as the Associated Portland Cement Manufacturers Ltd. through the fusion of 24 cement works, mostly around on the Thames and Medway estuaries, together having around a 70% market share of the British cement market.