{"id":171,"count":3,"description":"<div>\r\n<p><img class=\"alignright\" src=\"\/wp-content\/uploads\/2025\/02\/bee8db581d145efd27b5.jpg\" alt=\"Kel\u00edmek ze zirkonie\" width=\"348\" height=\"348\" \/><strong>\u00davod do <\/strong><strong>kel\u00edmk\u016f ze zirkonie<\/strong><\/p>\r\n<p>\u010cist\u00fd oxid zirkoni\u010dit\u00fd (ZrO\u2082) m\u00e1 extr\u00e9mn\u011b vysok\u00fd bod t\u00e1n\u00ed \u2013 a\u017e 2760\u202f\u00b0C \u2013 a vykazuje vynikaj\u00edc\u00ed chemickou inertnost v\u016f\u010di v\u011bt\u0161in\u011b b\u011b\u017en\u011b pou\u017e\u00edvan\u00fdch slitin pro odl\u00e9v\u00e1n\u00ed. Studie uk\u00e1zala, \u017ee ZrO\u2082 m\u016f\u017ee b\u00fdt za ur\u010dit\u00fdch podm\u00ednek redukov\u00e1n aktivn\u00edm prvkem hafniem (Hf) ve vysokoteplotn\u00edch slitin\u00e1ch (Valenza, Muolo &amp; Passerone, 2010).<\/p>\r\n<p>Zirkoniov\u00e9 kel\u00edmky zna\u010dky WEIERT jsou vyrobeny z kompozitn\u00ed zirkonie stabilizovan\u00e9 oxidem yttrit\u00fdm a\/nebo oxidem ho\u0159e\u010dnat\u00fdm. D\u00edky jedine\u010dn\u00fdm fyzik\u00e1ln\u00edm vlastnostem t\u00e9to stabilizovan\u00e9 zirkonie tyto kel\u00edmky vykazuj\u00ed v\u00fdjime\u010dnou odolnost v\u016f\u010di tepeln\u00fdm \u0161ok\u016fm, co\u017e jim umo\u017e\u0148uje odol\u00e1vat opakovan\u00fdm a prudk\u00fdm teplotn\u00edm zm\u011bn\u00e1m bez v\u00fdznamn\u00e9ho po\u0161kozen\u00ed struktury. To p\u0159isp\u00edv\u00e1 ke sn\u00ed\u017een\u00ed prostoj\u016f pece a zv\u00fd\u0161en\u00ed v\u00fdt\u011b\u017enosti odlitk\u016f.<\/p>\r\n<p>Maxim\u00e1ln\u00ed provozn\u00ed teplota t\u011bchto kel\u00edmk\u016f m\u016f\u017ee dos\u00e1hnout a\u017e 2200\u202f\u00b0C, \u010d\u00edm\u017e se zaji\u0161\u0165uje vy\u0161\u0161\u00ed \u010distota taveniny p\u0159i vysok\u00fdch teplot\u00e1ch a minimalizuje se kontaminace kel\u00edmkem a obsah ne\u010distot v roztaven\u00fdch kovech. Nav\u00edc maj\u00ed del\u0161\u00ed \u017eivotnost a lep\u0161\u00ed v\u00fdkon ne\u017e kel\u00edmky z jin\u00fdch materi\u00e1l\u016f.<\/p>\r\n<\/div>\r\n<p><strong><a class=\"pro-detail-btn\" href=\"https:\/\/weiert-ceramics.com\/cs\/contact\/\">KONTAKTUJTE N\u00c1S<\/a><\/strong><\/p>\r\n<p>Aplikace:<\/p>\r\n<ul>\r\n<li>Vakuov\u00e9 investi\u010dn\u00ed lit\u00ed<\/li>\r\n<li>Kel\u00edmky pro taven\u00ed slitin<\/li>\r\n<li>Kel\u00edmky pro taven\u00ed drah\u00fdch kov\u016f<\/li>\r\n<li>Kel\u00edmky pro taven\u00ed skla<\/li>\r\n<\/ul>\r\n<p><strong>Maxim\u00e1ln\u00ed velikost:<\/strong>\u00a0v\u00fd\u0161ka 400 mm \u00d7 vn\u011bj\u0161\u00ed pr\u016fm\u011br 300 mm \u00d7 tlou\u0161\u0165ka 10 mm, objem 24\u202fl<br \/>\r\n<strong>Minim\u00e1ln\u00ed velikost:<\/strong>\u00a0v\u00fd\u0161ka 10 mm \u00d7 vn\u011bj\u0161\u00ed pr\u016fm\u011br 10 mm \u00d7 tlou\u0161\u0165ka 2 mm, objem 0,00026\u202fl<br \/>\r\n<strong>\u010casto kladen\u00e9 ot\u00e1zky<\/strong><br \/>\r\nOt\u00e1zka 1: Jak\u00e9 je minim\u00e1ln\u00ed objednac\u00ed mno\u017estv\u00ed (MOQ) va\u0161ich kel\u00edmk\u016f?<br \/>\r\nOdpov\u011b\u010f: Na\u0161e minim\u00e1ln\u00ed objedn\u00e1vka je pouze 1 kus, co\u017e v\u00e1m umo\u017e\u0148uje objednat i jednotliv\u00fd kus dle pot\u0159eby.<\/p>\r\n<p>Ot\u00e1zka 2: Mohu si p\u0159izp\u016fsobit rozm\u011bry kel\u00edmk\u016f ze zirkonie?<br \/>\r\nOdpov\u011b\u010f: Ano, nab\u00edz\u00edme v\u00fdrobu kel\u00edmk\u016f na m\u00edru. M\u016f\u017eete zadat specifick\u00e9 rozm\u011bry a my je vyrob\u00edme dle va\u0161ich po\u017eadavk\u016f.<\/p>\r\n<p>Ot\u00e1zka 3: Jsou va\u0161e kel\u00edmky ze zirkonie odoln\u00e9 v\u016f\u010di tepeln\u00fdm \u0161ok\u016fm?<br \/>\r\nOdpov\u011b\u010f: Ve srovn\u00e1n\u00ed s jin\u00fdmi materi\u00e1ly maj\u00ed zirkoniov\u00e9 kel\u00edmky dobrou odolnost v\u016f\u010di tepeln\u00fdm \u0161ok\u016fm.<\/p>\r\n<p><strong>V\u00fdrobce zirkoniov\u00fdch kel\u00edmk\u016f v \u010c\u00edn\u011b<\/strong><br \/>\r\nKontaktujte n\u00e1s je\u0161t\u011b dnes a zjist\u011bte, jak mohou na\u0161e vysoce v\u00fdkonn\u00e9 zirkoniov\u00e9 kel\u00edmky zefektivnit v\u00e1\u0161 v\u00fdrobn\u00ed proces! Za\u0161lete n\u00e1m v\u00fdkresy a uve\u010fte po\u017eadovan\u00e9 mno\u017estv\u00ed \u2013 obratem v\u00e1m za\u0161leme cenovou nab\u00eddku.<\/p>\r\n<p>Valenza, F., Muolo, M.L. and Passerone, A. (2010) Wetting and Interactions of Ni- and Co-Based Superalloys with Different Ceramic Materials. <em>Journal of Materials Science<\/em>, <strong>45<\/strong>, 2071-2079.<br \/>\r\nhttps:\/\/doi.org\/10.1007\/s10853-009-3801-4<\/p>\r\n<p><a class=\"pro-detail-btn\" href=\"https:\/\/weiert-ceramics.com\/cs\/contact\/\">KONTAKTUJTE N\u00c1S<\/a><\/p>","link":"https:\/\/weiert-ceramics.com\/cs\/category\/products\/ceramic-crucibles\/zirconia-crucible-zro2\/","name":"Zirkoniov\u00e9 keramick\u00e9 d\u00edly ZrO\u2082","slug":"zirconia-crucible-zro2","taxonomy":"category","parent":167,"meta":[],"acf":[],"z_taxonomy_image_url":"https:\/\/weiert-ceramics.com\/wp-content\/uploads\/2025\/02\/bee8db581d145efd27b5-1.jpg","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Zirconia Crucible ZrO2 - Weiert Ceramics Technology Co., Ltd.<\/title>\n<meta name=\"description\" content=\"Zirconia Crucibles are essential for high-heat applications. 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