{"id":278581,"date":"2021-02-23T11:28:15","date_gmt":"2021-02-23T11:28:15","guid":{"rendered":"https:\/\/www.sanier.pl\/bw-hasla\/hydrauliczne\/"},"modified":"2025-02-25T14:22:24","modified_gmt":"2025-02-25T14:22:24","slug":"hydrauliczne","status":"publish","type":"knowledgebase","link":"https:\/\/www.sanier.pl\/sk\/bw-hasla\/hydrauliczne\/","title":{"rendered":"hydraulick\u00e9 viazanie"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]<\/p>\n<h2 data-start=\"36\" data-end=\"70\"><strong data-start=\"36\" data-end=\"70\">\u010co je to hydraulick\u00e9 viazanie?<\/strong><\/h2>\n<p data-start=\"72\" data-end=\"302\">Hydraulick\u00e9 spojiv\u00e1 po zmie\u0161an\u00ed s vodou tuhn\u00fa a stvrdn\u00fa ako na vzduchu, tak aj pod vodou, v\u010faka \u010domu patria medzi z\u00e1kladn\u00e9 stavebn\u00e9 materi\u00e1ly. Medzi hydraulick\u00e9 spojiv\u00e1 patr\u00ed hydraulick\u00fd v\u00e1pno a v\u0161etky druhy portlandsk\u00e9ho cementu.<\/p>\n<p data-start=\"304\" data-end=\"331\">Spojiv\u00e1 m\u00f4\u017eeme rozdeli\u0165 na:<\/p>\n<h3 data-start=\"333\" data-end=\"352\"><strong data-start=\"333\" data-end=\"352\">Spojiv\u00e1 vzdu\u0161n\u00e9<\/strong><\/h3>\n<p data-start=\"354\" data-end=\"508\">Po zmie\u0161an\u00ed s vodou dosahuj\u00fa pevnos\u0165 len na vzduchu. Pri p\u00f4soben\u00ed vody str\u00e1caj\u00fa svoju s\u00fadr\u017enos\u0165 a zm\u00e4knut\u00edm sa ni\u010dia. Najpopul\u00e1rnej\u0161ie vzdu\u0161n\u00e9 spojiv\u00e1 s\u00fa:<\/p>\n<ul data-start=\"510\" data-end=\"676\">\n<li data-start=\"510\" data-end=\"568\">stavebn\u00e9 v\u00e1pno (z\u00e1kladnou zlo\u017ekou je hydroxid v\u00e1penat\u00fd),<\/li>\n<li data-start=\"569\" data-end=\"653\">sadrov\u00e9 spojiv\u00e1 (stavebn\u00fd sadra, tmelov\u00e1 sadra, sadrov\u00e9 omietky, sadrov\u00e9 lepidl\u00e1),<\/li>\n<li data-start=\"654\" data-end=\"676\">anhydritov\u00e9 spojiv\u00e1.<\/li>\n<\/ul>\n<h3 data-start=\"678\" data-end=\"701\"><strong data-start=\"678\" data-end=\"701\">Hydraulick\u00e9 spojiv\u00e1<\/strong><\/h3>\n<p data-start=\"703\" data-end=\"904\">Stvrdn\u00fa v\u010faka chemick\u00fdm reakci\u00e1m s vodou. Proces tuhnutia a stvrdnutia prebieha po\u010das hydrat\u00e1cie. Hydraulick\u00e9 spojivo sa vyzna\u010duje pevnos\u0165ou a trv\u00e1cnos\u0165ou aj pod vodou. Medzi hydraulick\u00e9 spojiv\u00e1 patr\u00ed:<\/p>\n<ul data-start=\"906\" data-end=\"987\">\n<li data-start=\"906\" data-end=\"932\">cement be\u017en\u00e9ho pou\u017eitia,<\/li>\n<li data-start=\"933\" data-end=\"968\">hydraulick\u00e9 v\u00e1pno, r\u00edmsky cement,<\/li>\n<li data-start=\"969\" data-end=\"987\">mur\u00e1rsky cement.<\/li>\n<\/ul>\n<p data-start=\"989\" data-end=\"1133\">Do zlo\u017eenia v\u0161etk\u00fdch hydraulick\u00fdch materi\u00e1lov patria ako z\u00e1kladn\u00e9 zlo\u017eky nasleduj\u00face oxidy: SiO2, Al2O3 a Fe2O3. Suroviny na v\u00fdrobu cementov s\u00fa:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul data-start=\"1134\" data-end=\"1273\" data-is-only-node=\"\" data-is-last-node=\"\">\n<li data-start=\"1134\" data-end=\"1152\">v\u00e1penec (CaCO3),<\/li>\n<li data-start=\"1153\" data-end=\"1169\">hliny (Al2O3),<\/li>\n<li data-start=\"1170\" data-end=\"1273\" data-is-last-node=\"\">odpadov\u00e9 suroviny (hutn\u00edcke strusky, popolnice, odpadov\u00e9 kalu obsahuj\u00face CaCO3 (v\u00e1pnikov\u00fd uhli\u010dit\u00fd)).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div>\n<p class=\"TranscriptText__StyledHeader2-sc-1jllhx4-2 dyLAuG\">\n<\/div>\n<p>&nbsp;<\/p>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=\"256947\" img_size=\"large\" alignment=\"center\"][\/vc_column][\/vc_row]<\/p>\n","protected":false},"author":1,"featured_media":280347,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","categories":[875],"tags":[],"class_list":["post-278581","knowledgebase","type-knowledgebase","status-publish","has-post-thumbnail","hentry","category-baza-wiedzy-sk"],"_links":{"self":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase\/278581","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase"}],"about":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/types\/knowledgebase"}],"author":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/comments?post=278581"}],"version-history":[{"count":0,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/knowledgebase\/278581\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/media\/280347"}],"wp:attachment":[{"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/media?parent=278581"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/categories?post=278581"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sanier.pl\/sk\/wp-json\/wp\/v2\/tags?post=278581"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}