Portland cement
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Portland cement (often referred to as OPC, from Ordinary Portland Cement) is the most common type of cement in general use around the world because it is a basic ingredient of concrete, mortar, stucco and most non-specialty grout. It usually originates from limestone. It is a fine powder produced by grinding Portland cement clinker (more than 90%), a limited amount of calcium sulfate (which controls the set time) and up to 5% minor constituents as allowed by various standards such as the European Standard EN197-1:
- See also: Wikipedia
- Related: Cement, Lime mortar, Mortar (masonry), Rosendale cement, White Portland cement, Calcium Silicate Hydrate
| World Production of Hydraulic Cement, by Country World Production of Hydraulic Cement, by Country www.indexmundi.com/.../cement_t22.html - Web |
| PCA - The Portland Cement Association PCA - The Portland Cement Association www.cement.org - Web |
| Alpha The Guaranteed Portland Cement Company: 1917... Alpha The Guaranteed Portland Cement Company: 1917 Trade Literature from Smithsonian Institution Libraries www.sil.si.edu/.../doodles_enlarge.cfm?id_image=68 - Web |
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| Cement Sustainability Initiative Cement Sustainability Initiative www.wbcsdcement.org - Web |
| A cracking alternative to cement A cracking alternative to cement technology.guardian.co.uk/weekly/story/0,,1771589,00.html - Web |
| What is the Difference Between Cement, Portland Ce... What is the Difference Between Cement, Portland Cement & Concrete? www.the-artistic-garden.com/concrete-vs-cement.html - Web |
