{"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":"%e8%80%90%e7%86%b1%e6%80%a7%e8%80%90%e7%81%ab%e5%a4%9a%e5%ad%94%e8%b3%aa%e3%83%a0%e3%83%a9%e3%82%a4%e3%83%88%e3%82%bb%e3%83%a9%e3%83%9f%e3%83%83%e3%82%af%e3%82%b9","status":"publish","type":"post","link":"https:\/\/norkeceramics.com\/ja\/%e8%80%90%e7%86%b1%e6%80%a7%e8%80%90%e7%81%ab%e5%a4%9a%e5%ad%94%e8%b3%aa%e3%83%a0%e3%83%a9%e3%82%a4%e3%83%88%e3%82%bb%e3%83%a9%e3%83%9f%e3%83%83%e3%82%af%e3%82%b9\/","title":{"rendered":"\u591a\u5b54\u8cea\u30e0\u30e9\u30a4\u30c8\u30bb\u30e9\u30df\u30c3\u30af\u90e8\u54c1"},"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=\"\/ja\/%e9%ab%98%e6%b8%a9%e3%82%bb%e3%83%a9%e3%83%9f%e3%83%83%e3%82%af%e3%83%95%e3%82%a1%e3%82%a4%e3%83%90%e3%83%bc%e7%89%b9%e6%ae%8a%e5%bd%a2%e7%8a%b6%e8%a3%bd%e5%93%81%e8%80%90%e7%81%ab%e7%89%a9\/\">ceramic fiber refractory shapes<\/a>. <a href=\"\/ja\/%e3%81%8a%e5%95%8f%e3%81%84%e5%90%88%e3%82%8f%e3%81%9b\/\">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\/ja\/wp-json\/wp\/v2\/posts\/31","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/comments?post=31"}],"version-history":[{"count":2,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/posts\/31\/revisions"}],"predecessor-version":[{"id":6822,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/posts\/31\/revisions\/6822"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/media\/34"}],"wp:attachment":[{"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/media?parent=31"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/categories?post=31"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/norkeceramics.com\/ja\/wp-json\/wp\/v2\/tags?post=31"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}