From Wikipedia, the free encyclopedia
Vitre es un materiale solid amorf e (incristallin). Vitres es tipicmen fragil e opticmen transparent. Proque it es un substantie, vitre have un rol essential in scientie e industrie. Su proprietas chimic, fisic, e optic fa it convenant por multi usages.
Li tip maxim familiari de vitre, usat por secules in fenestres, es vitre sodocalcic, fat de circa 75% silicium (SiO2) plu Na2O, CaO, e pluri additives minori. Sovente, li termine vitre es usat in un sense limitat de referer a ti usu specific.
In scientie, tamen, li termine vitre es usualmen definit in un sense plu largi, includer omni solides con un structura incristallin (amorf) e que exhibi un transition vitric quande it es calentat vers li statu liquid. In ti sense plu largi, vitres posse esser fat de multi diferent classes de materiales: alliages metallic, fusiones ionic, solutiones aquatic, liquides moleculari, e polymeres. Por multi usus, tal quam botteles, vitres polymeric (vitre acrilic, policarbonat, poliethylene terephthalat) e un plu levi alternative al traditional vitres silicic.
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