silica refractory

silica refractory
динасовый огнеупор

English-Russian scientific dictionary. 2008.

Смотреть что такое "silica refractory" в других словарях:

  • silica refractory — dinasas statusas T sritis chemija apibrėžtis Kaitrai (1680–1730 °C) atspari medžiaga, turinti ≥ 93% SiO₂, iki 2,5% CaO. atitikmenys: angl. dinas brick; silica refractory rus. динас …   Chemijos terminų aiškinamasis žodynas

  • refractory — refractorily, adv. refractoriness, n. /ri frak teuh ree/, adj., n., pl. refractories. adj. 1. hard or impossible to manage; stubbornly disobedient: a refractory child. 2. resisting ordinary methods of treatment. 3. difficult to fuse, reduce, or… …   Universalium

  • Refractory — A refractory is a material that retains its strength at high temperatures. ASTM C71 defines refractories as non metallic materials having those chemical and physical properties that made them applicable for structures, or as components of systems …   Wikipedia

  • silica mineral — Any of the forms of silicon dioxide (SiO2), including quartz, tridymite, cristobalite, coesite, stishovite, melanophlogite, lechatelierite, and chalcedony. Various kinds of silica minerals have been produced synthetically. * * * Introduction… …   Universalium

  • Silica fume — Not to be confused with fumed silica. Silica fume, 380m²/g Silica fume, also known as microsilica, is a fine grain, thin, and very high surface area silica. It is sometimes confused with fumed silica (also known as pyrogenic silica) and colloidal …   Wikipedia

  • silica — /sil i keuh/, n. the dioxide form of silicon, SiO2, occurring esp. as quartz sand, flint, and agate: used usually in the form of its prepared white powder chiefly in the manufacture of glass, water glass, ceramics, and abrasives. Also called… …   Universalium

  • silica cement — noun : a refractory mortar suitable for laying silica brick …   Useful english dictionary

  • silica brick — noun : brick made from crushed quartzite bonded with milk of lime and used as a high grade refractory …   Useful english dictionary

  • Colloidal silica — Colloidal silicas are suspensions of fine amorphous, nonporous, and typically spherical silica particles in a liquid phase. Contents 1 Properties 2 Manufacture 3 Applications 4 See also …   Wikipedia

  • vitreous silica — noun colorless glass made of almost pure silica • Syn: ↑quartz glass, ↑quartz, ↑lechatelierite, ↑crystal • Derivationally related forms: ↑crystallize (for: ↑crystal), ↑ …   Useful english dictionary

  • vitreous silica — n a chemically stable and refractory glass made from silica alone see QUARTZ GLASS …   Medical dictionary

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