{"id":11539,"date":"2025-05-09T05:50:51","date_gmt":"2025-05-09T05:50:51","guid":{"rendered":"https:\/\/tenessy.com\/?p=11539"},"modified":"2025-05-09T05:50:52","modified_gmt":"2025-05-09T05:50:52","slug":"how-long-does-concrete-take-to-cure","status":"publish","type":"post","link":"https:\/\/tenessy.com\/cs\/jak-dlouho-trva-vytvrzeni-betonu\/","title":{"rendered":"Jak dlouho trv\u00e1 vytvrzen\u00ed betonu?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"11539\" class=\"elementor elementor-11539\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-974e545 e-flex e-con-boxed e-con e-parent\" data-id=\"974e545\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fc6832f elementor-widget elementor-widget-image\" data-id=\"fc6832f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/05\/concrete-cure.webp\" class=\"attachment-large size-large wp-image-11546\" alt=\"vytvrzov\u00e1n\u00ed betonu\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/05\/concrete-cure.webp 800w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/05\/concrete-cure-300x200.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/05\/concrete-cure-768x512.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/05\/concrete-cure-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f033225 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"f033225\" data-element_type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;marker_view&quot;:&quot;bullets&quot;,&quot;icon&quot;:{&quot;value&quot;:&quot;&quot;,&quot;library&quot;:&quot;&quot;},&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tObsah\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__f033225\" aria-expanded=\"true\" aria-label=\"Abrir el \u00edndice\" data-no-translation-aria-label=\"\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__f033225\" aria-expanded=\"true\" aria-label=\"Cerrar \u00edndice\" data-no-translation-aria-label=\"\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__f033225\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8786eb0 elementor-widget elementor-widget-text-editor\" data-id=\"8786eb0\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>P\u0159i betonov\u00e1n\u00ed p\u0159\u00edjezdov\u00e9 cesty, z\u00e1klad\u016f nebo pr\u016fmyslov\u00e9 podlahy je jednou z nej\u010dast\u011bj\u0161\u00edch ot\u00e1zek: \"Jak dlouho trv\u00e1 schnut\u00ed betonu?\" Nebo odborn\u011bji: \"Jak dlouho trv\u00e1, ne\u017e beton vytvrdne?\". Pochopen\u00ed rozd\u00edlu mezi vysych\u00e1n\u00edm a tvrdnut\u00edm - a jak dlouho ka\u017ed\u00fd z t\u011bchto proces\u016f trv\u00e1 - je z\u00e1sadn\u00ed pro to, abyste se vyhnuli prasklin\u00e1m, zajistili pevnost a udr\u017eeli sv\u016fj projekt na spr\u00e1vn\u00e9 cest\u011b.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-53cf3b7 elementor-widget elementor-widget-text-editor\" data-id=\"53cf3b7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>V tomto \u010dl\u00e1nku se sezn\u00e1m\u00edme s \u010dasov\u00fdm pr\u016fb\u011bhem vytvrzov\u00e1n\u00ed betonu, s faktory, kter\u00e9 ho ovliv\u0148uj\u00ed, a s t\u00edm, jak v\u00e1m mohou p\u0159\u00edm\u011bsi do betonu pomoci urychlit nebo zpomalit tento proces podle va\u0161ich pot\u0159eb.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-526c467 elementor-widget elementor-widget-heading\" data-id=\"526c467\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">I. Vysych\u00e1n\u00ed betonu vs. vytvrzov\u00e1n\u00ed: Jak\u00fd je mezi nimi rozd\u00edl?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3bc3907 elementor-widget elementor-widget-text-editor\" data-id=\"3bc3907\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tZa\u010dn\u011bme b\u011b\u017enou mylnou p\u0159edstavou: beton \"nevysych\u00e1\" jako\u00a0<a style=\"color: #27b293;\" href=\"https:\/\/tenessy.com\/applications\/painting-coatings-solutions\/\" target=\"_blank\" rel=\"noopener\">barva<\/a>. I kdy\u017e se povrch m\u016f\u017ee zd\u00e1t such\u00fd za n\u011bkolik hodin, skute\u010dn\u00e9 vytvrzen\u00ed trv\u00e1 mnohem d\u00e9le.\n\nVysych\u00e1n\u00edm se rozum\u00ed \u00fabytek vlhkosti z povrchu.\n\nVytvrzov\u00e1n\u00ed je chemick\u00fd proces, p\u0159i kter\u00e9m cement reaguje s vodou (tzv. hydratace) a \u010dasem z\u00edsk\u00e1v\u00e1 pevnost.\n\nPro\u010d je to d\u016fle\u017eit\u00e9? Proto\u017ee beton, kter\u00fd vypad\u00e1 such\u00fd, m\u016f\u017ee b\u00fdt pod povrchem st\u00e1le nebezpe\u010dn\u011b slab\u00fd. Nespol\u00e9hejte se tedy pouze na vzhled.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10b7181 elementor-widget elementor-widget-heading\" data-id=\"10b7181\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">II. Jak dlouho trv\u00e1 \u00fapln\u00e9 vytvrzen\u00ed betonu?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21a2a58 elementor-widget elementor-widget-text-editor\" data-id=\"21a2a58\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Za standardn\u00edch podm\u00ednek (cca 21 \u00b0C) trv\u00e1 beton p\u0159ibli\u017en\u011b. <b>28 dn\u00ed<\/b> aby se pln\u011b vytvrdil. To v\u0161ak neznamen\u00e1, \u017ee mus\u00edte \u010dekat cel\u00fd m\u011bs\u00edc, ne\u017e se po n\u011bm za\u010dne chodit nebo stav\u011bt.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-134f33f elementor-widget elementor-widget-text-editor\" data-id=\"134f33f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zde je stru\u010dn\u00fd p\u0159ehled:<\/p><table><tbody><tr><td width=\"172\"><p style=\"text-align: center;\"><strong>\u010cas po nalit\u00ed<\/strong><\/p><\/td><td style=\"text-align: center;\" width=\"145\"><p><strong>Z\u00edskan\u00e1 s\u00edla<\/strong><\/p><\/td><td style=\"text-align: center;\" width=\"250\"><p><strong>Typick\u00e9 pou\u017eit\u00ed<\/strong><\/p><\/td><\/tr><tr><td width=\"172\"><p style=\"text-align: center;\">24-48 hodin<\/p><\/td><td width=\"145\"><p style=\"text-align: center;\">Po\u010d\u00e1te\u010dn\u00ed sada<\/p><\/td><td style=\"text-align: center;\" width=\"250\"><p>Lehk\u00fd p\u011b\u0161\u00ed provoz<\/p><\/td><\/tr><tr><td width=\"172\"><p style=\"text-align: center;\">7 dn\u00ed<\/p><\/td><td style=\"text-align: center;\" width=\"145\"><p>S\u00edla ~70%<\/p><\/td><td width=\"250\"><p style=\"text-align: center;\">Lehk\u00e9 konstruk\u010dn\u00ed zat\u00ed\u017een\u00ed<\/p><\/td><\/tr><tr><td style=\"text-align: center;\" width=\"172\"><p>28 dn\u00ed<\/p><\/td><td style=\"text-align: center;\" width=\"145\"><p>100% s\u00edla<\/p><\/td><td width=\"250\"><p style=\"text-align: center;\">Pln\u00e1 konstruk\u010dn\u00ed kapacita<\/p><\/td><\/tr><\/tbody><\/table><p>Tyto \u00fadaje jsou obecn\u00e9. Skute\u010dn\u00fd \u010dasov\u00fd pl\u00e1n se m\u016f\u017ee li\u0161it v z\u00e1vislosti na materi\u00e1lu, po\u010das\u00ed a pou\u017eit\u00ed p\u0159\u00edm\u011bs\u00ed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20ebd32 elementor-widget elementor-widget-heading\" data-id=\"20ebd32\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">III. Co ovliv\u0148uje dobu schnut\u00ed a tvrdnut\u00ed betonu?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a28e167 elementor-widget elementor-widget-text-editor\" data-id=\"a28e167\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>D\u00e9lku vytvrzov\u00e1n\u00ed betonu m\u016f\u017ee urychlit nebo zpomalit n\u011bkolik faktor\u016f:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97f4da2 elementor-widget elementor-widget-heading\" data-id=\"97f4da2\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Pov\u011btrnostn\u00ed podm\u00ednky<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0e8c18 elementor-widget elementor-widget-text-editor\" data-id=\"f0e8c18\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hork\u00e9 a such\u00e9 po\u010das\u00ed m\u016f\u017ee urychlit vysych\u00e1n\u00ed povrchu, ale p\u0159i nespr\u00e1vn\u00e9m vytvrzen\u00ed m\u016f\u017ee zp\u016fsobit prask\u00e1n\u00ed.<\/p><p>N\u00edzk\u00e9 teploty zpomaluj\u00ed hydrataci, co\u017e zpo\u017e\u010fuje n\u00e1r\u016fst s\u00edly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4ccbd8 elementor-widget elementor-widget-heading\" data-id=\"a4ccbd8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Pom\u011br vody k cementu<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0daa0eb elementor-widget elementor-widget-text-editor\" data-id=\"0daa0eb\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>P\u0159\u00edli\u0161 mnoho vody vede ke slab\u0161\u00edmu betonu a pomalej\u0161\u00edmu vytvrzov\u00e1n\u00ed.<\/p><p>Ni\u017e\u0161\u00ed pom\u011br vody a cementu vede k pevn\u011bj\u0161\u00edmu a hust\u0161\u00edmu betonu, ale m\u016f\u017ee vy\u017eadovat p\u0159\u00edsady, aby z\u016fstal zpracovateln\u00fd.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79f0647 elementor-widget elementor-widget-heading\" data-id=\"79f0647\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Typ cementu a konstrukce sm\u011bsi<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b49f4e7 elementor-widget elementor-widget-text-editor\" data-id=\"b49f4e7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Vysoce odoln\u00fd nebo rychle tuhnouc\u00ed beton vytvrzuje rychleji ne\u017e b\u011b\u017en\u00e9 typy.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5a8fc2 elementor-widget elementor-widget-heading\" data-id=\"f5a8fc2\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. P\u0159\u00edsady do betonu<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc63a33 elementor-widget elementor-widget-text-editor\" data-id=\"dc63a33\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<a style=\"color: #27b293;\" href=\"https:\/\/tenessy.com\/how-to-choose-the-right-concrete-additives-for-your-project\/\" target=\"_blank\" rel=\"noopener\">Z\u00e1sadn\u00ed roli zde hraj\u00ed aditiva (podrobn\u011bji se jim budeme v\u011bnovat pozd\u011bji).<\/a>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d75d43f elementor-widget elementor-widget-heading\" data-id=\"d75d43f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">IV. Jak p\u0159\u00edm\u011bsi do betonu optimalizuj\u00ed dobu tvrdnut\u00ed betonu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da16afa elementor-widget elementor-widget-text-editor\" data-id=\"da16afa\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Zat\u00edmco po\u010das\u00ed a n\u00e1vrh sm\u011bsi jsou hlavn\u00edmi faktory ovliv\u0148uj\u00edc\u00edmi dobu schnut\u00ed betonu, pou\u017eit\u00ed p\u0159\u00edm\u011bs\u00ed do betonu hraje tak\u00e9 kl\u00ed\u010dovou roli. A\u0165 u\u017e chcete urychlit vytvrzov\u00e1n\u00ed, zlep\u0161it kvalitu nebo zv\u00fd\u0161it trvanlivost, p\u0159\u00edm\u011bsi do betonu mohou poskytnout \u00fa\u010dinn\u00e9 \u0159e\u0161en\u00ed.<\/p><p>Ve spole\u010dnosti TENESSY se specializujeme na vysoce \u00fa\u010dinn\u00e9 p\u0159\u00edsady do betonu, kter\u00e9 pom\u00e1haj\u00ed kontrolovat dobu tuhnut\u00ed, omezuj\u00ed tvorbu trhlin a zvy\u0161uj\u00ed pevnost betonu.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45ee410 elementor-widget elementor-widget-image\" data-id=\"45ee410\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/elementor\/thumbs\/PCE-for-concrete-r3d23k8gclznno532fsz020vbk8bhuobqvgqv5nmde.webp\" title=\"PCE pro beton\" alt=\"PCE pro beton\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bf7cec elementor-widget elementor-widget-heading\" data-id=\"6bf7cec\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. PCE: Pevn\u011bj\u0161\u00ed beton vytvrzuje rychleji<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51ad4fc elementor-widget elementor-widget-text-editor\" data-id=\"51ad4fc\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<a style=\"color: #27b293;\" \n href=\"http:\/\/Polycarboxylate Superplasticizer\" target=\"_blank\" rel=\"noopener\">Polykarboxyl\u00e1tov\u00fd superplastifik\u00e1tor<\/a>\u00a0sn\u00ed\u017eit pom\u011br vody a cementu bez vlivu na stavebn\u00ed vlastnosti a ovlivnit rychlost hydrata\u010dn\u00ed reakce. T\u00edm se zlep\u0161uje ran\u00e1 pevnost, zkracuje doba vytvrzov\u00e1n\u00ed a zvy\u0161uje trvanlivost, zejm\u00e9na u prefabrikovan\u00fdch nebo vysokopevnostn\u00edch beton\u016f.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66deeab elementor-widget elementor-widget-heading\" data-id=\"66deeab\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. \u00c9ter celul\u00f3zy: Zlep\u0161uje zadr\u017eov\u00e1n\u00ed vody a zpracovatelnost<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab0b953 elementor-widget elementor-widget-text-editor\" data-id=\"ab0b953\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tNa\u0161e\u00a0<a style=\"color: #27b293;\" href=\"https:\/\/tenessy.com\/products\/hpmc-hydroxypropyl-methyl-cellulose\/\" target=\"_blank\" rel=\"noopener\">\u00e9ter celul\u00f3zy<\/a>\u00a0p\u0159\u00edsady pom\u00e1haj\u00ed betonu udr\u017eet vnit\u0159n\u00ed vlhkost b\u011bhem vytvrzov\u00e1n\u00ed. To m\u016f\u017ee zv\u00fd\u0161it hydrataci, sn\u00ed\u017eit riziko vzniku trhlin a zlep\u0161it povrchovou \u00fapravu, zejm\u00e9na v such\u00e9m nebo v\u011btrn\u00e9m prost\u0159ed\u00ed.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be3c66e elementor-widget elementor-widget-heading\" data-id=\"be3c66e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V. Graf doby vytvrzov\u00e1n\u00ed betonu (r\u016fzn\u00e9 aplikace)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8774bb2 elementor-widget elementor-widget-text-editor\" data-id=\"8774bb2\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><tbody><tr><td width=\"284\"><b>Aplikace<\/b><\/td><td width=\"284\"><b>Doporu\u010den\u00e1 doba vytvrzov\u00e1n\u00ed<\/b><\/td><\/tr><tr><td width=\"284\">P\u0159\u00edjezdov\u00e9 cesty a chodn\u00edky<\/td><td width=\"284\">Minim\u00e1ln\u011b 7 dn\u00ed<\/td><\/tr><tr><td width=\"284\">Z\u00e1kladov\u00e9 desky<\/td><td width=\"284\">14-28 dn\u00ed<\/td><\/tr><tr><td width=\"284\">Konstruk\u010dn\u00ed nosn\u00edky\/sloupy<\/td><td width=\"284\">28 dn\u00ed<\/td><\/tr><tr><td width=\"284\">Dekorativn\u00ed povrchy<\/td><td width=\"284\">3-7 dn\u00ed (pro tmely)<\/td><\/tr><tr><td width=\"284\">Pr\u016fmyslov\u00e9 podlahy<\/td><td width=\"284\">28+ dn\u00ed (\u010dasto prodlou\u017eeno)<\/td><\/tr><\/tbody><\/table><p>Tyto lh\u016fty se mohou li\u0161it v z\u00e1vislosti na konstrukci sm\u011bsi a prost\u0159ed\u00ed. V\u017edy se pora\u010fte se sv\u00fdm dodavatelem materi\u00e1l\u016f - nebo je\u0161t\u011b l\u00e9pe s technick\u00fdm odborn\u00edkem.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-01937a7 elementor-widget elementor-widget-heading\" data-id=\"01937a7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">VI.\u010cast\u00e9 chyby p\u0159i vytvrzov\u00e1n\u00ed (a jak se jim vyhnout)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c759db elementor-widget elementor-widget-text-editor\" data-id=\"5c759db\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I u toho nejlep\u0161\u00edho betonu m\u016f\u017ee nespr\u00e1vn\u00e9 vytvrzen\u00ed v\u00e9st k dlouhodob\u00e9mu selh\u00e1n\u00ed. Dejte si pozor na tyto chyby:<\/p><ul><li>P\u0159\u00edli\u0161 brzk\u00e9 odstran\u011bn\u00ed formul\u00e1\u0159\u016f<\/li><li>Vynech\u00e1n\u00ed vytvrzovac\u00edch sm\u011bs\u00ed nebo post\u0159iku vodou<\/li><li>Nal\u00e9v\u00e1n\u00ed v extr\u00e9mn\u00edm horku nebo chladu bez \u00fapravy sm\u011bsi<\/li><li>Pou\u017eit\u00ed nespr\u00e1vn\u00e9ho typu nebo d\u00e1vkov\u00e1n\u00ed p\u0159\u00edm\u011bs\u00ed<\/li><\/ul><p>Ve spole\u010dnosti TENESSY v\u00e1m pom\u016f\u017eeme vybrat spr\u00e1vn\u00e9 kombinace p\u0159\u00edsad, kter\u00e9 zajist\u00ed konzistentn\u00ed vytvrzov\u00e1n\u00ed i v n\u00e1ro\u010dn\u00fdch podm\u00ednk\u00e1ch.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59e1560 elementor-widget elementor-widget-heading\" data-id=\"59e1560\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">VII. Z\u00e1v\u011br<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aed9bb5 elementor-widget elementor-widget-text-editor\" data-id=\"aed9bb5\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Jak dlouho trv\u00e1 schnut\u00ed betonu? Z\u00e1le\u017e\u00ed na konkr\u00e9tn\u00ed situaci. V\u011b\u0159\u00edm, \u017ee nyn\u00ed rozum\u00edte faktor\u016fm, kter\u00e9 ovliv\u0148uj\u00ed schnut\u00ed betonu, a lep\u0161\u00edm \u0159e\u0161en\u00edm.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fa153c elementor-widget elementor-widget-spacer\" data-id=\"2fa153c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73d036e elementor-widget elementor-widget-heading\" data-id=\"73d036e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u010casto kladen\u00e9 ot\u00e1zky o vysych\u00e1n\u00ed a tvrdnut\u00ed betonu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ebda52c elementor-widget elementor-widget-elementskit-faq\" data-id=\"ebda52c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-faq.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\n                <div class=\"elementskit-single-faq elementor-repeater-item-1a86d1a\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">1.M\u016f\u017ee d\u00e9\u0161\u0165 ovlivnit proces schnut\u00ed betonu?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Ano, pokud b\u011bhem prvn\u00edch hodin po vylit\u00ed betonu zapr\u0161\u00ed, m\u016f\u017ee to oslabit povrch betonu, odplavit \u010d\u00e1ste\u010dky cementu a zp\u016fsobit nerovnom\u011brn\u00e9 vytvrzen\u00ed. Po 24-48 hodin\u00e1ch v\u0161ak lehk\u00fd d\u00e9\u0161\u0165 obvykle konstrukci nepo\u0161kod\u00ed. Pokud se o\u010dek\u00e1v\u00e1 d\u00e9\u0161\u0165, je nejlep\u0161\u00ed zakr\u00fdt \u010derstv\u00fd beton plastovou f\u00f3li\u00ed nebo plachtou.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-3279478\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">2.Jak ovliv\u0148uje teplota vytvrzov\u00e1n\u00ed betonu?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Vysok\u00e9 teploty mohou zp\u016fsobit p\u0159\u00edli\u0161 rychlou ztr\u00e1tu vlhkosti betonu, co\u017e zvy\u0161uje riziko vzniku trhlin a smr\u0161\u0165ov\u00e1n\u00ed povrchu. Na druhou stranu n\u00edzk\u00e9 teploty zpomaluj\u00ed chemick\u00e9 reakce pot\u0159ebn\u00e9 pro vytvrzen\u00ed, co\u017e zpo\u017e\u010fuje n\u00e1r\u016fst pevnosti. Pou\u017eit\u00ed spr\u00e1vn\u00fdch p\u0159\u00edm\u011bs\u00ed do betonu m\u016f\u017ee pomoci p\u0159izp\u016fsobit sm\u011bs hork\u00e9mu nebo chladn\u00e9mu klimatu.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-d72863f\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">3.Je mo\u017en\u00e9 aplikovat barvu nebo n\u00e1t\u011br p\u0159ed uplynut\u00edm 28 dn\u016f?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Nedoporu\u010duje se. I kdy\u017e je povrch po n\u011bkolika dnech such\u00fd, vlhkost uvnit\u0159 betonu se m\u016f\u017ee st\u00e1le odpa\u0159ovat. P\u0159\u00edli\u0161 brzk\u00e1 aplikace n\u00e1t\u011br\u016f m\u016f\u017ee zp\u016fsobit odlupov\u00e1n\u00ed, bublinky nebo zm\u011bnu barvy. Obecn\u011b je bezpe\u010dn\u00e9 nan\u00e1\u0161et n\u00e1t\u011bry nebo podlahov\u00e9 krytiny po 28 dnech, nebo kdy\u017e beton dos\u00e1hne p\u0159ijateln\u00e9 vlhkosti (pod ~4%).            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-522713c\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">4. M\u00e1 tlou\u0161\u0165ka betonov\u00e9 desky vliv na dobu vytvrzov\u00e1n\u00ed?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Ano. Siln\u011bj\u0161\u00ed desky schnou a vytvrzuj\u00ed d\u00e9le, proto\u017ee z nich unik\u00e1 v\u00edce vnit\u0159n\u00ed vlhkosti. Nap\u0159\u00edklad 4palcov\u00e1 deska m\u016f\u017ee vyschnout p\u0159ibli\u017en\u011b za 28 dn\u00ed, ale 8palcov\u00e9 desce m\u016f\u017ee trvat dvakr\u00e1t d\u00e9le, ne\u017e dos\u00e1hne stejn\u00e9 suchosti. Testov\u00e1n\u00ed vlhkosti je nejlep\u0161\u00ed zp\u016fsob, jak zjistit, kdy je tlust\u00fd beton p\u0159ipraven.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-09c9eee\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">5. Mohu chodit nebo jezdit po betonu p\u0159ed jeho \u00fapln\u00fdm vytvrzen\u00edm?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Lehk\u00fd p\u011b\u0161\u00ed provoz je obvykle bezpe\u010dn\u00fd po 24-48 hodin\u00e1ch a provoz vozidel po 7 dnech v z\u00e1vislosti na betonov\u00e9 sm\u011bsi a podm\u00ednk\u00e1ch. Pln\u00e9 pevnosti a trvanlivosti se v\u0161ak dos\u00e1hne a\u017e po 28 dnech. V\u017edy se \u0159i\u010fte doporu\u010den\u00edmi pro konkr\u00e9tn\u00ed m\u00edsto, aby nedo\u0161lo k po\u0161kozen\u00ed povrchu.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-41aa9e3\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">6. Co kdy\u017e m\u016fj beton nevysych\u00e1 rovnom\u011brn\u011b?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Nerovnom\u011brn\u00e9 su\u0161en\u00ed m\u016f\u017ee v\u00e9st k barevn\u00fdm odchylk\u00e1m, zvln\u011bn\u00ed nebo povrchov\u00fdm vad\u00e1m. P\u0159\u00ed\u010dinou m\u016f\u017ee b\u00fdt nestejnom\u011brn\u00e9 zast\u00edn\u011bn\u00ed, proud\u011bn\u00ed vzduchu nebo distribuce vody. Chcete-li to vy\u0159e\u0161it, zajist\u011bte rovnom\u011brn\u00e9 vytvrzov\u00e1n\u00ed vlhkosti (nap\u0159\u00edklad vlhk\u00fdmi dekami nebo vytvrzovac\u00edmi sm\u011bsmi) a zva\u017ete pou\u017eit\u00ed protip\u011bniv\u00fdch nebo vodu zadr\u017euj\u00edc\u00edch p\u0159\u00edsad do betonu pro lep\u0161\u00ed konzistenci.            <\/div>\n        <\/div>\n                \n    <\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Jak dlouho trv\u00e1 vytvrzen\u00ed betonu?Za standardn\u00edch podm\u00ednek (p\u0159ibli\u017en\u011b 21 \u00b0C) trv\u00e1 betonu p\u0159ibli\u017en\u011b 28 dn\u00ed, ne\u017e dos\u00e1hne pln\u00e9 pevnosti.<\/p>","protected":false},"author":1,"featured_media":11546,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[35],"tags":[94],"class_list":["post-11539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-concrete-curing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Long Does Concrete Take to Cure?<\/title>\n<meta name=\"description\" content=\"How long does concrete take to cure?Under standard conditions (about 21\u00b0C or 70\u00b0F), concrete takes about 28 days to reach full strength.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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