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This page was last edited on 14 April 2017, at 22:40 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may ...
The Erith plant had the capacity to manufacture the gypsum plaster (the core of the plasterboard product) and BPB began importing gypsum rock from Canada. This encouraged negotiations with other gypsum companies in Britain and a "breath-taking series of take-overs" followed in the next two years, making BPB the dominant force in the industry.
Download as PDF; Printable version; In other projects Wikidata item; ... England portal; Pages in category "Gypsum mines in England" The following 4 pages are in this ...
A gypsum block is made of gypsum plaster and water. The manufacturing process [1] is automated at production plants where raw gypsum (CaSO 4 ·2H 2 O) is ground and dried, then heated to remove three-quarters of the bound water and thus transformed into calcium sulfate hemihydrate (CaSO 4 ·½H 2 O), also known as gypsum plaster, stucco, calcined gypsum or plaster of Paris.
Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO 4 ·2H 2 O. [4] It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, drywall and blackboard or sidewalk chalk.
A restored gesso panel representing St. Martin of Tours, from St. Michael and All Angels Church, Lyndhurst, Hampshire. Gesso (Italian pronunciation:; 'chalk', from the Latin: gypsum, from Greek: γύψος), also known as "glue gesso" or "Italian gesso", [1] is a white paint mixture used to coat rigid surfaces such as wooden painting panels or masonite as a permanent absorbent primer substrate ...
James Hardie Industries plc is a global building materials company and the largest global manufacturer of fibre cement products. Headquartered in Ireland, it is cross-listed on the Australian and New York Stock Exchanges.
The German White Book dealing with World War I. In diplomatic history, a color book is an officially sanctioned collection of diplomatic correspondence and other documents published by a government for educational or political reasons, or to promote the government position on current or past events.