{"id":12332,"date":"2025-09-30T17:03:24","date_gmt":"2025-09-30T15:03:24","guid":{"rendered":"https:\/\/sxe-consulting.com\/?page_id=12332"},"modified":"2025-09-30T17:05:12","modified_gmt":"2025-09-30T15:05:12","slug":"quest-ce-que-le-verre","status":"publish","type":"page","link":"https:\/\/sxe-consulting.com\/en\/glossaire-industriel\/quest-ce-que-le-verre\/","title":{"rendered":"What is glass?"},"content":{"rendered":"<p data-start=\"750\" data-end=\"970\">Glass is a solid, amorphous, transparent material made mainly from fused silica. It is widely used in industry for its mechanical, optical and chemical properties.<\/p>\n<p data-start=\"750\" data-end=\"970\"><!--more--><\/p>\n<div style=\"text-align: justify;\">\n<h2>Glass definition<\/h2>\n<p>Visit <strong>glass<\/strong> is a solid, non-crystalline material, generally obtained by fusing silica (SiO\u2082) with other oxides such as soda or lime. Its amorphous structure gives it unique properties, such as transparency, hardness and chemical resistance.<\/p>\n<h2>Composition and manufacturing processes<\/h2>\n<p>Glass is manufactured by melting a mixture called <strong>vitrifiable mixture<\/strong>. It mainly contains :<\/p>\n<ul>\n<li><strong>Silica<\/strong> : main raw material.<\/li>\n<li><strong>Soda<\/strong> lowers melting temperature.<\/li>\n<li><strong>Lime<\/strong> improves chemical durability.<\/li>\n<li>Metal oxides: to color or modify properties.<\/li>\n<\/ul>\n<p>The merger is usually between <strong>1,400 \u00b0C and 1,600 \u00b0C<\/strong>, The material is then rapidly cooled to prevent crystallization.<\/p>\n<h2>Glass properties<\/h2>\n<p>Glass has a number of characteristics that explain why it is so widely used in industry:<\/p>\n<ul>\n<li><strong>Transparency<\/strong> and optical properties.<\/li>\n<li><strong>Chemical resistance<\/strong> acids and solvents.<\/li>\n<li><strong>Rigidity<\/strong> and surface hardness.<\/li>\n<li><strong>Fragility<\/strong> Glass shatters easily under mechanical impact.<\/li>\n<\/ul>\n<h2>Industrial applications<\/h2>\n<p>Glass is present in many sectors:<\/p>\n<ul>\n<li><strong>Construction<\/strong> glazing, facades, insulation.<\/li>\n<li><strong>Packaging<\/strong> bottles, jars and flasks.<\/li>\n<li><strong>Technology<\/strong> screens, optical fibers.<\/li>\n<li><strong>Laboratory<\/strong> chemical and medical glassware.<\/li>\n<\/ul>\n<h2>Conclusion<\/h2>\n<p>Glass is an indispensable material for modern industry. Its combination of <strong>resistance<\/strong>, of <strong>transparency<\/strong> and <strong>versatility<\/strong> makes it a key resource, both in everyday life and in advanced technological fields.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Glass is a solid, amorphous, transparent material made mainly from fused silica. It is widely used in industry for its mechanical, optical and chemical properties.<\/p>","protected":false},"author":1,"featured_media":0,"parent":12324,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"definition":[99],"class_list":["post-12332","page","type-page","status-publish","hentry","definition-definition"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/pages\/12332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/comments?post=12332"}],"version-history":[{"count":0,"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/pages\/12332\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/pages\/12324"}],"wp:attachment":[{"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/media?parent=12332"}],"wp:term":[{"taxonomy":"definition","embeddable":true,"href":"https:\/\/sxe-consulting.com\/en\/wp-json\/wp\/v2\/definition?post=12332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}