{"id":2893,"date":"2026-02-05T17:13:37","date_gmt":"2026-02-05T16:13:37","guid":{"rendered":"https:\/\/blog.newcomponit.com\/?p=2893"},"modified":"2026-02-05T17:13:40","modified_gmt":"2026-02-05T16:13:40","slug":"calcium-free-materials-greater-safety-fewer-risks-at-high-temperatures","status":"publish","type":"post","link":"https:\/\/blog.newcomponit.com\/en\/calcium-free-materials-greater-safety-fewer-risks-at-high-temperatures\/","title":{"rendered":"Calcium-free materials: greater safety, fewer risks at high temperatures"},"content":{"rendered":"\n<p>When working in high-temperature environments<strong>, insulation <\/strong>cannot be compromised.<\/p>\n\n\n\n<p>It must be effective, resistant&#8230; and above all, safe.<\/p>\n\n\n\n<p>In recent years, more and more companies are choosing a new generation of materials<strong>: so-called calcium-free <\/strong>materials<strong>, <\/strong>made of<strong> high-purity quartz fibre.<\/strong><\/p>\n\n\n\n<p>Why? Because they can withstand extreme heat<strong> without triggering dangerous chemical reactions.<\/strong><\/p>\n\n\n\n<p>A smart choice \u2014 and an increasingly popular one \u2014 for those who want not only good performance, but also <strong>greater protection for workers, fewer hidden risks <\/strong>and<strong> greater regulatory peace of mind.<\/strong><\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">What are \u2018calcium-free\u2019 materials?<\/h2>\n\n\n\n<p><br>They are advanced technical materials, <strong>free of components<\/strong> that can trigger unwanted reactions at high temperatures, <strong>such as calcium, sodium or potassium oxides.<\/strong><\/p>\n\n\n\n<p>They are obtained through a <strong>chemical purification<\/strong> process that allows a <strong>composition of over 95% silicon dioxide (SiO<\/strong><strong>\u2082<\/strong><strong>)<\/strong> to be achieved, with the addition of alumina to increase stability.<\/p>\n\n\n\n<p>Compared to traditional insulators &#8211; rock wool, ceramic fibres, untreated glass fibres &#8211; they offer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Greater thermal resistance<\/strong> (up to 1200\u00b0C);<\/li>\n\n\n\n<li><strong>Dimensional stability<\/strong> even in aggressive environments;<\/li>\n\n\n\n<li><strong>No release of hazardous substances<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p>In summary: these materials are designed to protect systems and people, <strong>even in critical areas<\/strong> such as expansion joints, turbines, compensators and flanges.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Why are they so important?<\/h2>\n\n\n\n<p>Because <strong>not all insulating materials are the same<\/strong>.<\/p>\n\n\n\n<p>At certain temperatures, traditional calcium-based insulating materials can react with chromium and oxygen steel, <strong>forming hexavalent chromium<\/strong> \u2014 a substance classified as a <strong>category 1B carcinogen.<\/strong><\/p>\n\n\n\n<p>With calcium-free materials, this risk is <strong>eliminated at source<\/strong>: there is no calcium, so no reaction can occur.<\/p>\n\n\n\n<p>This means:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Less exposure for operators;<\/strong><\/li>\n\n\n\n<li><strong>No extraordinary remediation;<\/strong><\/li>\n\n\n\n<li><strong>Greater ease in complying with regulations <\/strong>(such as the REACH Regulation and\u00a0Legislative Decree 81\/2008);<\/li>\n\n\n\n<li><strong>Fewer surprises during environmental or HSE audits and inspections<\/strong>.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">The advantages for your company<\/h2>\n\n\n\n<p>Adopting calcium-free materials means:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Reducing the chemical risks <\/strong>associated with the formation of hexavalent\u00a0chromium.<\/li>\n\n\n\n<li><strong>Protecting workers&#8217; health <\/strong>with solutions that are safe even in critical conditions.<\/li>\n\n\n\n<li><strong>Streamlining HSE procedures<\/strong> and avoiding costly remediation.<\/li>\n\n\n\n<li><strong>Extending the life of insulation<\/strong> even in aggressive environments.<\/li>\n\n\n\n<li><strong>Dealing with fewer unexpected events, greater control and regulatory\u00a0compliance.<\/strong><\/li>\n<\/ul>\n\n\n\n<p>It is not just a technical choice.<\/p>\n\n\n\n<p>It is a more conscious, modern and responsible way of working.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Green Flex:\u00a0More than just a product, a responsible choice<\/h2>\n\n\n\n<p>Choosing safer materials means investing in <strong>more reliable systems, better protected operators and more robust companies.<\/strong><\/p>\n\n\n\n<p>And calcium-free materials, such as those used in the production of the<strong> Green Flex line<\/strong>, are now the <strong>technical standard<\/strong> for those who work at high temperatures and want <strong>to eliminate the risk at source<\/strong>.<\/p>\n\n\n\n<p>Green Flex is designed <strong>not to generate hexavalent chromium<\/strong>, even in the most critical conditions and to offer stable, long-lasting performance that complies with the most demanding regulations.<\/p>\n\n\n\n<p>Would you like to know if your plant still uses potentially hazardous materials?<\/p>\n\n\n\n<p><strong>Contact New Componit team today for a free consultation.<\/strong><\/p>\n\n\n\n<p>We will analyse the critical points together and help you choose <strong>the right solution to work safely, with more control and fewer unexpected events.<\/strong><\/p>\n\n\n\n<p>Because good insulation is not just a barrier.<\/p>\n\n\n\n<p><strong>It is a competitive advantage that protects, simplifies and improves every aspect of your operations<\/strong><strong>.<\/strong><\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-a89b3969 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.eng.tipcheck.newcomponit.com\" target=\"_blank\" rel=\"noreferrer noopener\">Request Your TIPCHECK Audit Now<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>When working in high-temperature environments, insulation cannot be compromised. It must be effective, resistant&#8230; and above all, safe. In recent years, more and more companies are choosing a new generation of materials: so-called calcium-free materials, made of high-purity quartz fibre. Why? Because they can withstand extreme heat without triggering dangerous chemical reactions. A smart choice [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":2891,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[227],"tags":[],"class_list":["post-2893","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hexavalent-chromium"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Calcium-free materials: fewer risks at high temperatures<\/title>\n<meta name=\"description\" content=\"Why are more and more companies choosing so-called \u201ccalcium-free\u201d materials made from high-purity quartz fiber?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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