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Lafarge is a French industrial company specialising in cement, construction aggregates, and concrete. It is the world's largest cement manufacturer. It was founded in 1833 by Joseph-Auguste Pavin de Lafarge and is a part of the Holcim Group. In 2015, Lafarge merged with Holcim and a new company was formed under the name of LafargeHolcim. It was ...
Joint compound (also known as drywall compound, drywall mud, joint cement or mastic) is a white powder of primarily gypsum dust mixed with water to form a paste the consistency of cake frosting, which is spread onto drywall and sanded when dry to create a seamless base for paint on walls and ceilings.
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.
On 7 April 2014, Holcim and Lafarge announced they had agreed to terms on a "merger of equals" valued at nearly $60 billion. The merger entails 10 Lafarge shares being converted into 9 Holcim shares. Holders of 86% of Lafarge shares accepted this offer in June 2015, according to Holcim, meaning that the merger would proceed. [ 12 ]
The rim of the joint is flared, sometimes into a wide flange, to give a larger surface for the joint to seal over. Aside from joints using a gasket or O-ring, this is the only type of ground-glass joint used for very large diameters, since at those scales conical joints become impractical to manufacture and are prone to binding. Flat joints are ...
Lafarge Africa Plc is an industrial company headquartered in Lagos, Nigeria, and listed on the Nigerian Stock Exchange. It is majorly controlled by the Holcim Group . Previously trading under the name of Lafarge Wapco Plc, the merger of Lafarge and Holcim and resulting consolidation of Lafarge's assets in Nigeria and South Africa resulted in ...
In February 2015, Lafarge announced it had reached an agreement to sell the company to CRH plc, with the exception of its Cauldon cement plant. [12] Anglo American sold its 50% stake to Lafarge first, [13] for £992 million ($1.55 billion), [14] in order to allow CRH to buy the complete business. CRH completed the purchase in August 2015.
Petroleum-based pipe dope is not intended for use on threaded PVC, CPVC or ABS pipe and fittings since it will deteriorate the plastic. Builders in the US are expected to use thread compounds that meet ASTM F2331 - Standard Test Method for Determining Chemical Compatibility of Thread Sealants with Thermoplastic Threaded Pipe and Fittings Materials or thread seal tape on PVC, CPVC and ABS threads.