fly ash cement

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• Fly ash — Photomicrograph made with a Scanning Electron Microscope (SEM): Fly ash particles at 2,000x magnification Fly ash is one of the residues generated in combustion, and comprises the fine particles that rise with the flue gases. Ash which does not… …   Wikipedia

• fly ash — noun fine solid particles of ash that are carried into the air when fuel is combusted • Hypernyms: ↑ash * * * noun : fine solid particles of noncombustible ash with or without accompanying combustible particles carried out of a bed of solid fuel… …   Useful english dictionary

• fly-ash — /ˈflaɪ æʃ/ (say fluy ash) noun the fine ash produced from burning pulverised coal, found to have cement like qualities in concrete and also sometimes used in brick making …  

• Cement — In the most general sense of the word, a cement is a binder, a substance which sets and hardens independently, and can bind other materials together. The name cement goes back to the Romans who used the term opus caementicium to describe masonry… …   Wikipedia

• cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… …   Universalium

• Cement mill — A 10 MW cement mill, output 270 tonnes per hour A cement mill (or finish mill in North American usage[1]) is the equipment used to grind the hard, nodular clinker from the cement kiln into the fine grey powder that is cement. Most cement is… …   Wikipedia

• Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… …   Wikipedia

• Water-cement ratio — is the ratio of weight of water to the weight of cement used in a concrete mix. It has an important influence on the quality of concrete produced. A lower water cement ratio leads to higher strength and durability, but may make the mix more… …   Wikipedia

• Clinker (cement) — Typical clinker nodules Hot clinker In the manufacture of …   Wikipedia

• Foam Index — Test is a rapid method to determine the relative levels of Air Entraining Agent (AEA) needed during concrete mixing, with or without mineral additives like combustion fly ash, that control air void volumes within cured concrete. [… …   Wikipedia

• Bottle wall — A bottle wall is a wall made out of glass bottles and binding material.Bottle Wall ConstructionA building construction style which usually uses 1l glass bottles (although mason jars, 1/2l glass jugs, ... may be used as well) as masonry units and… …   Wikipedia