silicate grinding wheel

См. также в других словарях:

• Grinding wheel — Grinding wheels A grinding wheel is an expendab …   Wikipedia

• grinding machine — Machine tool that uses a rotating abrasive grinding wheel to change the shape or dimensions of a hard, usually metallic, workpiece. Grinding is the most accurate of all the basic machining processes. All grinding machines use a wheel made from… …   Universalium

• abrasive — abrasively, adv. abrasiveness, n. /euh bray siv, ziv/, n. 1. any material or substance used for grinding, polishing, etc., as emery, pumice, or sandpaper. adj. 2. tending to abrade; causing abrasion; abrading. 3. tending to annoy or cause ill… …   Universalium

• Abrasive — An abrasive is a material, often a mineral, that is used to shape or finish a workpiece through rubbing which leads to part of the workpiece being worn away. While finishing a material often means polishing it to gain a smooth, reflective surface …   Wikipedia

• Sharpening stone — Waterstone redirects here. For the British bookstore chain, see Waterstone s. An oil stone Sharpening stones, water stones or whetstones are used to grind and hone the edges of steel tools and implements. Examples of items that may be sharpened… …   Wikipedia

• Emerald — Infobox mineral name = Emerald category = Beryl variety boxwidth = boxbgcolor = imagesize = 225 caption = Emerald with host rock formula = Beryllium aluminium silicate with chromium, Be3Al2(SiO3)6::Cr| molweight = color = Green habit = Hexagonal… …   Wikipedia

• Beryl — Beril redirects here. For a character of Tolkien s legendarium, see Beril (House of Bëor). Heliodor redirects here. For the masculine name, see Heliodorus (disambiguation). For other uses, see Beryl (disambiguation). Beryl Three varieties of… …   Wikipedia

• pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… …   Universalium

• Death Valley National Park — IUCN Category II (National Park) …   Wikipedia

• Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …   Wikipedia