{"id":31,"date":"2025-04-29T06:58:29","date_gmt":"2025-04-29T06:58:29","guid":{"rendered":"https:\/\/norkeceramics.com\/?p=31"},"modified":"2026-09-08T11:46:26","modified_gmt":"2026-09-08T11:46:26","slug":"%ea%b3%a0%ec%98%a8-%ec%a0%80%ed%95%ad%ec%84%b1-%eb%82%b4%ed%99%94-%eb%8b%a4%ea%b3%b5%ec%84%b1-%eb%a9%80%eb%9d%bc%ec%9d%b4%ed%8a%b8-%ec%84%b8%eb%9d%bc%eb%af%b9","status":"publish","type":"post","link":"https:\/\/norkeceramics.com\/ko\/%ea%b3%a0%ec%98%a8-%ec%a0%80%ed%95%ad%ec%84%b1-%eb%82%b4%ed%99%94-%eb%8b%a4%ea%b3%b5%ec%84%b1-%eb%a9%80%eb%9d%bc%ec%9d%b4%ed%8a%b8-%ec%84%b8%eb%9d%bc%eb%af%b9\/","title":{"rendered":"\ub2e4\uacf5\uc131 \uba40\ub77c\uc774\ud2b8 \uc138\ub77c\ubbf9 \ubd80\ud488"},"content":{"rendered":"<p>Porous mullite ceramic parts need a specification that explains why porosity is required. An insulating component and a part intended to pass gas or liquid should not be evaluated only by the same nominal porosity figure. The drawing and test requirements must match the intended function.<\/p>\n<h2>Define the shape and supported surfaces<\/h2>\n<p>Provide the outline, wall thickness, openings and mounting arrangement. Identify load-bearing areas, sealing interfaces and any surfaces that will be exposed to abrasion or handling. Include the mating-part dimensions where the fit controls installation.<\/p>\n<h2>Choose requirements that describe the function<\/h2>\n<ul>\n<li>For insulation: temperature profile, heat-flow direction, installation space and required thermal data.<\/li>\n<li>For flow-through use: medium, pressure conditions, permeability or flow-test requirement, and particle-related acceptance criteria.<\/li>\n<li>For either use: mechanical support, atmosphere, cleaning conditions and acceptable dimensional change.<\/li>\n<\/ul>\n<p>If pore size, open porosity or strength must be controlled, state the test method and limit required by the application. Do not use a generic porous-ceramic description as a finished-part rating.<\/p>\n<h2>Request an application review<\/h2>\n<p>Send NORKE the drawing, quantity and the material or performance criteria that are already established. If the main requirement is a shaped fibrous insulation part, compare <a href=\"\/ko\/%ea%b3%a0%ec%98%a8-%ec%84%b8%eb%9d%bc%eb%af%b9-%ec%84%ac%ec%9c%a0-%ed%8a%b9%ec%88%98-%ed%98%95%ec%83%81-%ec%a0%9c%ed%92%88-%eb%82%b4%ed%99%94%eb%ac%bc\/\">ceramic fiber refractory shapes<\/a>. <a href=\"\/ko\/%ec%a0%80%ed%9d%ac%ec%97%90%ea%b2%8c-%ec%97%b0%eb%9d%bd%ed%95%98%ec%84%b8%ec%9a%94\/\">Submit a porous mullite enquiry<\/a> for specification review.<\/p>","protected":false},"excerpt":{"rendered":"<p>Porous mullite component enquiries defined by shape and function. Distinguish insulation requirements from flow-through requirements, then specify the relevant material tests.<\/p>","protected":false},"author":1,"featured_media":34,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-31","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electric-ceramics"],"_links":{"self":[{"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/posts\/31","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/comments?post=31"}],"version-history":[{"count":2,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/posts\/31\/revisions"}],"predecessor-version":[{"id":6822,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/posts\/31\/revisions\/6822"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/media\/34"}],"wp:attachment":[{"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/media?parent=31"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/categories?post=31"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/norkeceramics.com\/ko\/wp-json\/wp\/v2\/tags?post=31"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}