{"id":300,"date":"2025-09-26T12:10:21","date_gmt":"2025-09-26T12:10:21","guid":{"rendered":"https:\/\/www.glindco.com\/blog\/?p=300"},"modified":"2025-09-26T12:27:39","modified_gmt":"2025-09-26T12:27:39","slug":"the-role-of-alumina-in-glass","status":"publish","type":"post","link":"https:\/\/www.glindco.com\/blog\/the-role-of-alumina-in-glass\/","title":{"rendered":"The Role of Alumina in Glass"},"content":{"rendered":"\n<p>Though present in small amounts (typically 0.5-2.0%), alumina significantly boosts the durability and performance of glass.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Increases Chemical Resistance<\/li><li>Improves Thermal Stability<\/li><li>Strengthens Mechanical Properties<\/li><li>Prevents Devitrification<\/li><\/ol>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"306\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0001.jpg\" alt=\"\" class=\"wp-image-306\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0001.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0001-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0001-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0001-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"307\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0002.jpg\" alt=\"\" class=\"wp-image-307\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0002.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0002-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0002-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0002-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"308\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0003.jpg\" alt=\"\" class=\"wp-image-308\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0003.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0003-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0003-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0003-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"309\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0004.jpg\" alt=\"\" class=\"wp-image-309\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0004.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0004-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0004-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0004-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"310\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0005.jpg\" alt=\"\" class=\"wp-image-310\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0005.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0005-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0005-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0005-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"869\" data-id=\"311\" src=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0006.jpg\" alt=\"\" class=\"wp-image-311\" srcset=\"https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0006.jpg 869w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0006-300x300.jpg 300w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0006-150x150.jpg 150w, https:\/\/www.glindco.com\/blog\/wp-content\/uploads\/2025\/09\/01-The-Role-of-Alumina-in-Glass_page-0006-768x768.jpg 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n<\/figure>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Though present in small amounts (typically 0.5-2.0%), alumina significantly boosts the durability and performance of glass. Increases Chemical Resistance Improves Thermal Stability Strengthens Mechanical Properties Prevents Devitrification<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-300","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/comments?post=300"}],"version-history":[{"count":10,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/posts\/300\/revisions"}],"predecessor-version":[{"id":317,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/posts\/300\/revisions\/317"}],"wp:attachment":[{"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/media?parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/categories?post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.glindco.com\/blog\/wp-json\/wp\/v2\/tags?post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}