{"id":3503,"date":"2024-12-30T21:35:42","date_gmt":"2024-12-31T07:05:42","guid":{"rendered":"https:\/\/jundro.io\/?p=3503"},"modified":"2024-12-30T23:06:25","modified_gmt":"2024-12-31T08:36:25","slug":"clearceram-vs-zerodur","status":"publish","type":"post","link":"https:\/\/jundro.io\/zh\/\u6e05\u70ed\u89e3\u6bd2\u4e0e\u6cfd\u6d1b\u591a\/","title":{"rendered":"Clearceram \u548c Zerodur \u7684\u7efc\u5408\u6bd4\u8f83"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3503\" class=\"elementor elementor-3503\" data-elementor-settings=\"{&quot;element_pack_global_tooltip_width&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_padding&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true}}\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a88d5fc e-flex e-con-boxed e-con e-parent\" data-id=\"a88d5fc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f3e698d elementor-widget elementor-widget-text-editor\" data-id=\"f3e698d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Both materials are highly stable, low thermal expansion glass-ceramic materials. Due to their excellent mechanical properties, they are frequently used in high-tech industries, such as astronomical telescope lenses, space exploration structural components, high-precision instruments, etc., which are equipment that is sensitive to temperature changes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-353ac20 elementor-widget elementor-widget-heading\" data-id=\"353ac20\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Basic Concepts of Low Expansion Glass<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-599604b elementor-widget elementor-widget-heading\" data-id=\"599604b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What is low expansion glass?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4604638 elementor-widget elementor-widget-text-editor\" data-id=\"4604638\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Low thermal expansion means that the material changes little when subjected to temperature fluctuations. This property will have strong resistance to thermal shock, which is the main cause of material cracking in practical applications. The following are some common glass materials with low thermal expansion:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec284a2 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"ec284a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Borosilicate Glass<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Zerodur<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Clearceram<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">ULE<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256c0 136.967-111.033 248-248 248S8 392.967 8 256 119.033 8 256 8s248 111.033 248 248zM227.314 387.314l184-184c6.248-6.248 6.248-16.379 0-22.627l-22.627-22.627c-6.248-6.249-16.379-6.249-22.628 0L216 308.118l-70.059-70.059c-6.248-6.248-16.379-6.248-22.628 0l-22.627 22.627c-6.248 6.248-6.248 16.379 0 22.627l104 104c6.249 6.249 16.379 6.249 22.628.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Aluminosilicate Glass<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a9156e elementor-widget elementor-widget-spacer\" data-id=\"4a9156e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86a9091 elementor-widget elementor-widget-heading\" data-id=\"86a9091\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Key Features Comparison<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46a80c0 elementor-widget elementor-widget-spacer\" data-id=\"46a80c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e995a3 elementor-widget elementor-widget-heading\" data-id=\"1e995a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Clearceram vs Zerodur<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e36df6 elementor-widget elementor-widget-heading\" data-id=\"0e36df6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Color contrast<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6cf4317 elementor-widget elementor-widget-text-editor\" data-id=\"6cf4317\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Yellow sheen of <span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/jundro.io\/materials\/zerodur\/\">Zerodur<\/a><\/span> vs. clear appearance of Clearceram<br \/>Compared to Zerodur, the clear appearance of Clearceram has high transparency and is more conducive to optically clear applications<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-226c7fc e-con-full e-flex e-con e-child\" data-id=\"226c7fc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0268e19 elementor-widget elementor-widget-image\" data-id=\"0268e19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"744\" height=\"248\" src=\"https:\/\/jundro.io\/wp-content\/uploads\/2024\/12\/Clearceram-vs-Zerodur.jpg\" class=\"attachment-full size-full wp-image-3507\" alt=\"Clearceram-vs-Zerodur\" srcset=\"https:\/\/jundro.io\/wp-content\/uploads\/2024\/12\/Clearceram-vs-Zerodur.jpg 744w, https:\/\/jundro.io\/wp-content\/uploads\/2024\/12\/Clearceram-vs-Zerodur-300x100.jpg 300w, https:\/\/jundro.io\/wp-content\/uploads\/2024\/12\/Clearceram-vs-Zerodur-18x6.jpg 18w\" sizes=\"(max-width: 744px) 100vw, 744px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54d1e83 elementor-widget elementor-widget-heading\" data-id=\"54d1e83\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Example Case Study<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cbd57e1 elementor-widget elementor-widget-text-editor\" data-id=\"cbd57e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><p><strong>Telescope Mirror Testing<\/strong><\/p><ul><li><strong>Source:<\/strong> Study published on <strong>PubMed<\/strong> (<span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/21085289\/\" target=\"_new\" rel=\"noopener\">Dimensional Stability Tests<\/a><\/span>)<\/li><li><strong>Methodology:<\/strong> Mirrors fabricated from Zerodur and Clearceram-Z were subjected to thermal cycling (-40\u00b0C to +90\u00b0C) to measure stability.<\/li><li><strong>Results:<\/strong><ul><li><strong>Clearceram-Z:<\/strong> Deformation remained within \u00b10.1 \u03bcm\/m\u00b0C.<\/li><li><strong>Zerodur:<\/strong> Deviations reached \u00b10.2 \u03bcm\/m\u00b0C.<\/li><\/ul><\/li><li><strong>Conclusion:<\/strong> Clearceram-Z proved superior for high-precision optical systems requiring extreme thermal stability.<\/li><\/ul><\/li><li><p><strong>Chemical Resistance Test<\/strong><\/p><ul><li><strong>Source:<\/strong> OHARA and Schott comparative studies on acid immersion tests.<\/li><li><strong>Findings:<\/strong><ul><li>Both materials resisted surface erosion after 24 hours in a 10% hydrochloric acid solution.<\/li><li>Surface roughness variations were negligible (&lt;0.01 \u03bcm).<\/li><\/ul><\/li><\/ul><\/li><li><p><strong>Mechanical Durability in Aerospace Applications<\/strong><\/p><ul><li><strong>Reference:<\/strong> Technical analysis from <strong>Schott AG<\/strong>.<\/li><li><strong>Outcome:<\/strong> Zerodur&#8217;s higher flexural strength was advantageous in aerospace mirrors subjected to high mechanical stresses.<\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c65155c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"c65155c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e12b3e elementor-widget elementor-widget-heading\" data-id=\"5e12b3e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Typical application scenarios for Clearceram and Zerodur<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-05187f2 elementor-widget elementor-widget-spacer\" data-id=\"05187f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-846842c elementor-widget elementor-widget-heading\" data-id=\"846842c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Procurement and machining advice<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16fb6a2 elementor-widget elementor-widget-text-editor\" data-id=\"16fb6a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Choosing the right manufacturer is particularly important. We have extensive experience in Zerodur processing and are committed to providing high-quality precision ceramic components that meet or exceed customer expectations. If you have engineering needs, please feel free to contact our experts. We are happy to provide you with service.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-125a5bf elementor-widget elementor-widget-button\" data-id=\"125a5bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/jundro.io\/contact-us\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contact Us<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06eca29 elementor-widget elementor-widget-spacer\" data-id=\"06eca29\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ada0ac elementor-widget elementor-widget-heading\" data-id=\"4ada0ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Frequently Asked Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-407c50d elementor-widget elementor-widget-n-accordion\" data-id=\"407c50d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:500,&quot;sizes&quot;:[]},&quot;max_items_expended&quot;:&quot;one&quot;}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6760\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6760\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h4 class=\"e-n-accordion-item-title-text\"> Which material, Clearceram-Z or Zerodur, is better suited for aerospace applications? <\/h4><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6760\" class=\"elementor-element elementor-element-8d13255 e-con-full e-flex e-con e-child\" data-id=\"8d13255\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a3b5ba elementor-widget elementor-widget-text-editor\" data-id=\"1a3b5ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-slate-node=\"element\"><ul><li><strong>Zerodur<\/strong> is generally better suited for aerospace applications due to its proven track record in space-based systems like the Hubble Space Telescope. Its superior mechanical strength and dimensional stability under extreme conditions make it ideal for high-stress environments, such as during launch or in orbit.<\/li><li><strong>Clearceram-Z<\/strong>, while excellent for precision optical systems, is more commonly used in applications where ultra-low thermal expansion and optical clarity are prioritized over mechanical robustness.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6761\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6761\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h4 class=\"e-n-accordion-item-title-text\"> Why is Zerodur more expensive than Clearceram-Z? <\/h4><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6761\" class=\"elementor-element elementor-element-882e903 e-con-full e-flex e-con e-child\" data-id=\"882e903\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3526d34 elementor-widget elementor-widget-text-editor\" data-id=\"3526d34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>Material Composition and Manufacturing:<\/strong> Zerodur&#8217;s production involves complex processes to achieve its exceptional mechanical and thermal properties, especially for large-scale optics.<\/li><li><strong>Proven Space-Grade Performance:<\/strong> Its certification and widespread use in space applications often add a premium to its cost.<\/li><li><strong>Market Demand:<\/strong> Zerodur is often used in unique and large-scale projects, such as telescope mirrors, where the demand for high volumes or large pieces increases costs.<\/li><li>Clearceram-Z, by comparison, is often used in smaller-scale or less mechanically demanding applications, which can reduce overall expenses.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6762\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6762\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><h4 class=\"e-n-accordion-item-title-text\"> Are there alternative glass-ceramic materials that can replace Clearceram-Z or Zerodur? <\/h4><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6762\" class=\"elementor-element elementor-element-04134d7 e-con-full e-flex e-con e-child\" data-id=\"04134d7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f9a4879 elementor-widget elementor-widget-text-editor\" data-id=\"f9a4879\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-slate-node=\"element\"><div data-slate-node=\"element\" data-slate-fragment=\"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\"><ul><li><strong>ULE\u00ae (Ultra-Low Expansion Glass):<\/strong> Produced by Corning, ULE is a high-performance material with extremely low thermal expansion, often used in telescope mirrors and semiconductor equipment.<\/li><li><strong>Astrositall:<\/strong> A cost-effective alternative for dimensional stability applications, commonly used in precision optics and mirrors.<\/li><li><strong>Cordierite:<\/strong> While not a direct substitute, cordierite offers excellent thermal and dimensional stability, particularly for structural or industrial applications requiring lower costs.<\/li><li><strong>BOROFLOAT\u00ae and SUPREMAX\u00ae:<\/strong> These borosilicate glasses can be used in applications where cost and chemical durability are more critical than thermal stability.<\/li><\/ul><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which material, Clearceram-Z or Zerodur, is better suited for aerospace applications?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Zerodur is generally better suited for aerospace applications due to its proven track record in space-based systems like the Hubble Space Telescope. Its superior mechanical strength and dimensional stability under extreme conditions make it ideal for high-stress environments, such as during launch or in orbit.Clearceram-Z, while excellent for precision optical systems, is more commonly used in applications where ultra-low thermal expansion and optical clarity are prioritized over mechanical robustness.\"}},{\"@type\":\"Question\",\"name\":\"Why is Zerodur more expensive than Clearceram-Z?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Material Composition and Manufacturing: Zerodur&#8217;s production involves complex processes to achieve its exceptional mechanical and thermal properties, especially for large-scale optics.Proven Space-Grade Performance: Its certification and widespread use in space applications often add a premium to its cost.Market Demand: Zerodur is often used in unique and large-scale projects, such as telescope mirrors, where the demand for high volumes or large pieces increases costs.Clearceram-Z, by comparison, is often used in smaller-scale or less mechanically demanding applications, which can reduce overall expenses.\"}},{\"@type\":\"Question\",\"name\":\"Are there alternative glass-ceramic materials that can replace Clearceram-Z or Zerodur?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"ULE\\u00ae (Ultra-Low Expansion Glass): Produced by Corning, ULE is a high-performance material with extremely low thermal expansion, often used in telescope mirrors and semiconductor equipment.Astrositall: A cost-effective alternative for dimensional stability applications, commonly used in precision optics and mirrors.Cordierite: While not a direct substitute, cordierite offers excellent thermal and dimensional stability, particularly for structural or industrial applications requiring lower costs.BOROFLOAT\\u00ae and SUPREMAX\\u00ae: These borosilicate glasses can be used in applications where cost and chemical durability are more critical than thermal stability.\"}}]}<\/script>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Both materials are highly stable, low thermal expansion glass-ceramic materials. Due to their excellent mechanical properties, they are frequently used in high-tech industries, such as astronomical telescope lenses, space exploration structural components, high-precision instruments, etc., which are equipment that is sensitive to temperature changes. Basic Concepts of Low Expansion Glass What is low expansion glass? [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3503","post","type-post","status-publish","format-standard","hentry","category-material-news"],"_links":{"self":[{"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/posts\/3503","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/comments?post=3503"}],"version-history":[{"count":0,"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/posts\/3503\/revisions"}],"wp:attachment":[{"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/media?parent=3503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/categories?post=3503"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jundro.io\/zh\/wp-json\/wp\/v2\/tags?post=3503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}