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grinding sand

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  • Sand casting — Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand as the mold material. It is relatively cheap and sufficiently refractory even for steel foundry use. A suitable bonding agent (usually clay)… …   Wikipedia

  • Sand separator — A sand separator is a device that separates sand or other solids from water.One version of sand separator utilizes centrifugal force to separate sand or other heavy particles out of the water. The separated material drops down into a tank or… …   Wikipedia

  • sand — I. noun Etymology: Middle English, from Old English; akin to Old High German sant sand, Latin sabulum, Greek psammos Date: before 12th century 1. a. a loose granular material that results from the disintegration of rocks, consists of particles… …   New Collegiate Dictionary

  • sand belt — noun : a belt surfaced with an abrasive usually for grinding or polishing * * * sand belt, 1. a belt coated with sand or other abrasives, used in wood polishing, surfacing, and finishing machines. 2. an arid ridge of sand, often extending many… …   Useful english dictionary

  • sand — [1] to smooth or clean a surface by rubbing with sandpaper. Sanding usually refers to hand tools such as sandpaper, while grinding always refers to power tools such as angle grinders. [2] A term popularly applied to loose, unconsolidated… …   Dictionary of automotive terms

  • glass-grinding — glassˈ grinding noun The ornamenting of glass by rubbing with sand, emery, etc • • • Main Entry: ↑glass …   Useful english dictionary

  • 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

  • Metalworking — Machining a bar of metal on a lathe. Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts… …   Wikipedia

  • Rawmill — A rawmill is the equipment used to grind raw materials into rawmix during the manufacture of cement. Rawmix is then fed to a cement kiln, which transforms it into clinker, which is then ground to make cement in the cement mill. The rawmilling… …   Wikipedia

  • hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

  • Spirit rover — (MER A) Artist s concept of Rover on Mars Operator NASA Mission type Rover Launch date …   Wikipedia

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