{"id":401,"date":"2021-01-29T08:09:44","date_gmt":"2021-01-29T08:09:44","guid":{"rendered":"http:\/\/http:\/\/geomuseu.upc.edu\/\/?p=401"},"modified":"2021-07-01T10:44:32","modified_gmt":"2021-07-01T10:44:32","slug":"aplicacions-dels-materials-petris","status":"publish","type":"post","link":"https:\/\/geomuseu.upc.edu\/index.php\/aplicacions-dels-materials-petris\/","title":{"rendered":"Aplicacions dels materials petris"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"666\" height=\"260\" data-src=\"https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit44.jpg\" alt=\"\" class=\"wp-image-1358 lazyload\" data-srcset=\"https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit44.jpg 666w, https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit44-300x117.jpg 300w\" data-sizes=\"(max-width: 666px) 100vw, 666px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 666px; --smush-placeholder-aspect-ratio: 666\/260;\" \/><\/figure><\/div>\n\n\n\n<p>&nbsp;Conjunt de 8 expositors oberts que presenten la utilitat dels materials geol\u00f2gics i ensenya els passos m\u00e9s importants per obtenir ciment, formig\u00f3, maons, \u00e0rids i la situaci\u00f3 dels principals jaciments d&#8217;aig\u00fces minerals de Catalunya. Darrerament s&#8217;hi ha incorporat l&#8217;expositor &#8220;Formig\u00f3 per fer a la Lluna&#8221;.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" data-src=\"https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit45.jpg\" alt=\"\" class=\"wp-image-1359 lazyload\" width=\"480\" height=\"360\" data-srcset=\"https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit45.jpg 640w, https:\/\/geomuseu.upc.edu\/wp-content\/uploads\/2021\/06\/vit45-300x225.jpg 300w\" data-sizes=\"(max-width: 480px) 100vw, 480px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 480px; --smush-placeholder-aspect-ratio: 480\/360;\" \/><\/figure><\/div>\n\n\n\n<p>Al departament d&#8217;Enginyeria de la Construcci\u00f3 de la UPC, s&#8217;han fet estudis i assajos per obtenir morter i formig\u00f3 sense aigua, ideals per ser preparats a la Lluna i establir-hi bases permanents.<\/p>\n\n\n\n<p>Fonent sofre i barrejant-lo amb \u00e0rids pr\u00e8viament escalfats a 160\u00baC, en proporcions determinades, s&#8217;obt\u00e9 una barreja termopl\u00e0stica que al refredar-se es transforma en morter o formig\u00f3 segons el tamany de l&#8217;\u00e0rid utilitzat, amb una resist\u00e8ncia igual o superior al morter o formig\u00f3 fets amb ciment P\u00f2rtland.<\/p>\n\n\n\n<p>La durabilitat en ambients \u00e0cids o salins \u00e9s molt bona, t\u00e9 una alta resist\u00e8ncia a la fatiga, \u00e9s impermeable i al cap de 24 hores ja ha assolit el 80% de la seva resist\u00e8ncia final.<\/p>\n\n\n\n<p>Caracter\u00edstiques obtingudes a partir del proc\u00e9s de cristal\u00b7litzaci\u00f3 del sofre quan es refreda, a difer\u00e8ncia del morter i formig\u00f3 fets amb aigua i ciment, que endureixen a partir de reaccions d&#8217;hidrataci\u00f3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;Conjunt de 8 expositors oberts que presenten la utilitat dels materials geol\u00f2gics i ensenya els&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-401","post","type-post","status-publish","format-standard","hentry","category-vitrines"],"_links":{"self":[{"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/posts\/401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/comments?post=401"}],"version-history":[{"count":2,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/posts\/401\/revisions"}],"predecessor-version":[{"id":1709,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/posts\/401\/revisions\/1709"}],"wp:attachment":[{"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/media?parent=401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/categories?post=401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/geomuseu.upc.edu\/index.php\/wp-json\/wp\/v2\/tags?post=401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}