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USG Corporation, also known as United States Gypsum Corporation, is an American company which manufactures construction materials, most notably drywall and joint compound. The company is the largest distributor of wallboard in the United States and the largest manufacturer of gypsum products in North America.
National Gypsum Company is a company based in Charlotte, North Carolina, that produces drywall gypsum boards in the US. It has 17 gypsum board plants in the US and presents itself as a fully integrated building products manufacturer. [ 1 ]
Various sized cuts of 1 ⁄ 2 in (13 mm) drywall with tools for maintenance and installation . Drywall (also called plasterboard, dry lining, [1] wallboard, sheet rock, gib board, gypsum board, buster board, turtles board, slap board, custard board, gypsum panel and gyprock) is a panel made of calcium sulfate dihydrate (), with or without additives, typically extruded between thick sheets of ...
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 .
Architectural Record, an American magazine founded in 1891 Architecture , monthly published in New York by Forbes & Co., Ltd., from 1900 to 1917 and C. Scribner's Sons from 1917 to 1936 Architecture , monthly published in Washington, DC, by the American Institute of Architects from 1983 to 2006
Gypsum is a mineral and non-combustible building material (a class A1 building material in accordance with the German DIN 4102, the European EN 13501 or the British BS 476 or the American ASTM E119) consisting of calcium sulphate dihydrate (CaSO 4 ·2H 2 O). Because of the stored water, gypsum is a good fire protection building material. In the ...
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It is composed of quartz sand, gypsum, lime, portland cement, water, and aluminium powder. [2] [3] AAC products are cured under heat and pressure in an autoclave. Developed in the mid-1920s, AAC provides insulation [2] [4], fire, and mold-resistance. Forms include blocks, wall panels, floor and roof panels, cladding (façade) panels, and ...