{"id":21446,"date":"2025-02-28T17:50:26","date_gmt":"2025-02-28T09:50:26","guid":{"rendered":"https:\/\/landu-china.com\/?p=21446"},"modified":"2025-02-28T17:52:23","modified_gmt":"2025-02-28T09:52:23","slug":"5-kritiske-arsager-til-revner-i-beton-og-hvordan-man-forebygger-dem","status":"publish","type":"post","link":"https:\/\/landu-china.com\/da\/5-kritiske-arsager-til-revner-i-beton-og-hvordan-man-forebygger-dem\/","title":{"rendered":"5 kritiske \u00e5rsager til revner i beton og hvordan man forebygger dem"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"21446\" class=\"elementor elementor-21446\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8ed4792 e-flex e-con-boxed e-con e-parent\" data-id=\"8ed4792\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-27bb47c5 e-con-full e-flex e-con e-child\" data-id=\"27bb47c5\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5745a1aa elementor-widget elementor-widget-heading\" data-id=\"5745a1aa\" 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<h1 class=\"elementor-heading-title elementor-size-default\">5 kritiske \u00e5rsager til revner i beton og hvordan man forebygger dem<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f276119 elementor-tablet-align-center elementor-widget elementor-widget-post-info\" data-id=\"5f276119\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"post-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-8a4e3ed elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/2025\/02\/28\/\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M400 64h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v352c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V112c0-26.5-21.5-48-48-48zm-6 400H54c-3.3 0-6-2.7-6-6V160h352v298c0 3.3-2.7 6-6 6z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>28. februar 2025<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-271dd1a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"271dd1a\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<main class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2d5bb40\" data-id=\"2d5bb40\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-62b5b46 elementor-widget elementor-widget-heading\" data-id=\"62b5b46\" 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\">5 kritiske \u00e5rsager til revner i beton<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ade00fa e-con-full e-flex e-con e-child\" data-id=\"ade00fa\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-79c522b elementor-widget elementor-widget-text-editor\" data-id=\"79c522b\" 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>Revnedannelse i beton p\u00e5virker ikke kun bygningernes udseende, men ogs\u00e5 sikkerheden i deres struktur og levetid. Dette f\u00e6nomen er for\u00e5rsaget af 5 kritiske \u00e5rsager, herunder t\u00f8rringskrympning, selvkrympning, plastisk krympning, termisk krympning og autogen (kemisk) krympning.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e1d4bbc e-flex e-con-boxed e-con e-child\" data-id=\"e1d4bbc\" 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<div class=\"elementor-element elementor-element-dca86f5 e-con-full e-flex e-con e-child\" data-id=\"dca86f5\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-227d846 elementor-widget elementor-widget-heading\" data-id=\"227d846\" 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. T\u00f8rringskrympning for\u00e5rsaget af vandtab<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1fa3e9 elementor-widget elementor-widget-text-editor\" data-id=\"e1fa3e9\" 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>T\u00f8rringskrympning sker for det meste, n\u00e5r vandet i betonens kapillar- eller gelporer g\u00e5r tabt i et um\u00e6ttet luftmilj\u00f8. H\u00f8jtydende beton er mindre tilb\u00f8jelig til at t\u00f8rre sammenlignet med almindelig beton p\u00e5 grund af dens lave por\u00f8sitet. Den kumulative effekt af t\u00f8rringskrympning f\u00e5r dog en alvorlig effekt i massebeton. Vandtabet i beton er som i menneskekroppen, hvilket vil medf\u00f8re \u00e6ndringer i den indre struktur. N\u00e5r sp\u00e6ndingen, der genereres af disse \u00e6ndringer, bliver st\u00f8rre end betonens tr\u00e6kstyrke, kan der opst\u00e5 revner.<\/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-1179bf4 elementor-widget elementor-widget-heading\" data-id=\"1179bf4\" 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. Plastisk krympning under indledende h\u00e6rdning<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-651d4ab elementor-widget elementor-widget-text-editor\" data-id=\"651d4ab\" 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>Plastisk svind findes i den plastiske fase f\u00f8r h\u00e6rdning. H\u00f8jtydende beton har et lavt vand\/gel-forhold, mindre frit vand og fine mineralblandinger, der er mere f\u00f8lsomme over for vand, hvilket betyder, at de ikke bl\u00f8der og mister vand hurtigt. Det g\u00f8r h\u00f8jtydende beton mere tilb\u00f8jelig til at lide af plastisk svind. Betonen mister vand p\u00e5 overfladen, f\u00f8r den h\u00e6rder helt, mens den forbliver i en stabil plastisk tilstand p\u00e5 indersiden. En s\u00e5dan forskel skaber en tr\u00e6ksp\u00e6nding p\u00e5 overfladen. N\u00e5r sp\u00e6ndingen vokser til mere end tr\u00e6ksp\u00e6ndingen, opst\u00e5r der revner. Selv om de er ganske tynde, er de mange og t\u00e6t fordelt p\u00e5 betonens overflade.<\/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-4ece3a5 elementor-widget elementor-widget-heading\" data-id=\"4ece3a5\" 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. Selvkrympning - \u00e6ndringer i luftfugtigheden har skylden<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0005beb elementor-widget elementor-widget-text-editor\" data-id=\"0005beb\" 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>Selvsvind refererer til, n\u00e5r fugtigheden falder i betonens lukkede indre struktur sammen med cementhydratiseringen. Et s\u00e5dant f\u00e6nomen resulterer i um\u00e6ttet vand i porerne. Det skaber et undertryk og udl\u00f8ser selvkrympning af betonen. P\u00e5 grund af det lave vand\/gel-forhold kan h\u00f8jtydende beton have h\u00f8jere styrke i den tidlige fase og hurtigere tab af vand. Poresystemets relative fugtighed g\u00e5r under 80 procent. I mellemtiden stopper den t\u00e6tte struktur i h\u00f8jtydende beton fugt udefra og forv\u00e6rrer dermed selvkrympningen.<\/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-b2f6510 elementor-widget elementor-widget-heading\" data-id=\"b2f6510\" 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. Termisk krympning - Skader fra termisk udvidelse<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bef922a elementor-widget elementor-widget-text-editor\" data-id=\"bef922a\" 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>Betonprojekter med store m\u00e6ngder, som kr\u00e6ver stor styrke, kr\u00e6ver meget mere cement. Det giver mere hydratiseringsvarme og opvarmer systemet hurtigere til omkring 35 til 40 \u00b0C. Oven i den indledende temperatur kan den h\u00f8jeste temperatur endda overstige 70 til 80 \u00b0C. Beton har egenskaber som termisk udvidelse og kold sammentr\u00e6kning og en CTE (termisk udvidelseskoefficient) p\u00e5 10\u00d710-6\/\u2103. N\u00e5r temperaturen falder med 20 til 25 \u00b0C, kan vi beregne koldkrympningen til ca. (2 - 2,5)\u00d710-4, mens betonens ultimative tr\u00e6kv\u00e6rdi kun er 1 - 1,5\u00d710-4. S\u00e5 sp\u00e6ndingen for\u00e5rsaget af koldkrympning kan let overstige betonens tr\u00e6kstyrke. Derfor opst\u00e5r der revner, som str\u00e6kker sig fra overfladen til det indre af betonen og p\u00e5virker dens struktur alvorligt.<\/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-eaaf174 elementor-widget elementor-widget-heading\" data-id=\"eaaf174\" 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\">5. Autogen krympning - bivirkning af hydrering<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b99f77c elementor-widget elementor-widget-text-editor\" data-id=\"b99f77c\" 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><span class=\"content mubu-node\">Autogent svind kaldes ogs\u00e5 kemisk svind. Under cementhydratiseringen falder det absolutte volumen af cement-vand-systemet og danner mange porer. Hydreringen kan dog v\u00e6re begr\u00e6nset i h\u00f8jtydende beton p\u00e5 grund af det lavere vand\/gel-forhold og ekstra fine mineralblandinger. S\u00e5 det kemiske svind vil v\u00e6re mindre end i almindelig beton. Det er bem\u00e6rkelsesv\u00e6rdigt, at de revner, der dannes af autogent svind, stadig har indflydelse p\u00e5 betonens mikroskopiske struktur. Kombineret med andre faktorer kan det ogs\u00e5 v\u00e6re en udl\u00f8sende faktor for revner.<\/span><\/p><p><span class=\"content mubu-node\">Ud over de ovenn\u00e6vnte faktorer er en anden hoved\u00e5rsag til betonrevnedannelse temperaturkontraktionssp\u00e6nding. Sp\u00e6ndingen skyldes temperatursvingninger og krympning, der sker, n\u00e5r den store m\u00e6ngde cement, der bruges i massebeton, frigiver hydratiseringsvarme.<\/span><\/p><p>\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\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>\n\t\t\t\t<div class=\"elementor-element elementor-element-6fade18 elementor-widget elementor-widget-heading\" data-id=\"6fade18\" 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\">Forebyggelse og kontrol - S\u00e5dan bek\u00e6mper du revner i beton<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-edb4f06 elementor-widget elementor-widget-heading\" data-id=\"edb4f06\" 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. Optimer betonens blandingsforhold <\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-429472a elementor-widget elementor-widget-text-editor\" data-id=\"429472a\" 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<ul class=\"mm-editor-clipboard\" data-type=\"outline\" data-json=\"%7B%22type%22%3A%22nodes%22%2C%22data%22%3A%5B%7B%22id%22%3A%22uEgtw62OXF%22%2C%22modified%22%3A1740723270929%2C%22text%22%3A%22%3Cspan%3ECement%3C%2Fspan%3E%22%2C%22children%22%3A%5B%7B%22id%22%3A%22mSXmUWhkkz%22%2C%22modified%22%3A1740733014825%2C%22text%22%3A%22%3Cspan%3EPrioritize%20low-%20and%20medium-heat%20cement%20to%20reduce%20hydration%20heat.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%2C%7B%22id%22%3A%22bQQrS8tEKW%22%2C%22modified%22%3A1740733136847%2C%22text%22%3A%22%3Cspan%3ELimit%20the%20amount%20of%20cement%20while%20retaining%20strength%20and%20performance%20of%20concrete%2C%20reducing%20temperature%20rise.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%5D%7D%2C%7B%22id%22%3A%22YSBtEwV0l0%22%2C%22modified%22%3A1740723277876%2C%22text%22%3A%22%3Cspan%3EAggregates%3C%2Fspan%3E%22%2C%22children%22%3A%5B%7B%22id%22%3A%22M9AtrPk4at%22%2C%22modified%22%3A1740733185193%2C%22text%22%3A%22%3Cspan%3EChoose%20high-quality%20aggregate%20with%20moderate%20particle%20size.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%2C%7B%22id%22%3A%221YANg5S4pl%22%2C%22modified%22%3A1740733495891%2C%22text%22%3A%22%3Cspan%3EUse%20more%20aggregate%20and%20less%20cement%20mortar%20to%20reduce%20concrete%20shrinkage.%20For%20example%2C%20well-graded%20aggregates%20and%20medium%20sand%20could%20effectively%20increase%20the%20density%20of%20concrete.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%5D%7D%5D%7D\"><li><span class=\"content mubu-node\">Cement<\/span><br \/><ul class=\"children\"><li><span class=\"content mubu-node\">Prioriter lav- og mellemvarm cement for at reducere hydratiseringsvarmen.<\/span><\/li><\/ul><ul class=\"children\"><li><span class=\"content mubu-node\">Begr\u00e6ns m\u00e6ngden af cement, mens betonens styrke og ydeevne bevares, og temperaturstigningen reduceres.<\/span><\/li><\/ul><\/li><li><span class=\"content mubu-node\">Aggregater<\/span><br \/><ul class=\"children\"><li><span class=\"content mubu-node\">V\u00e6lg tilslag af h\u00f8j kvalitet med moderat partikelst\u00f8rrelse.<\/span><\/li><\/ul><ul class=\"children\"><li><span class=\"content mubu-node\">Brug mere tilslag og mindre cementm\u00f8rtel for at reducere betonsvind. For eksempel kan velgraderede tilslagsmaterialer og medium sand effektivt \u00f8ge betonens massefylde.<\/span><\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-85a1ce6 e-flex e-con-boxed e-con e-parent\" data-id=\"85a1ce6\" 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<div class=\"elementor-element elementor-element-758ea3c e-con-full e-flex e-con e-child\" data-id=\"758ea3c\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01171c1 elementor-widget elementor-widget-text-editor\" data-id=\"01171c1\" 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><a href=\"https:\/\/landu-china.com\/da\/produkter\/novastar\/\" target=\"_blank\" rel=\"noopener\">Kemiske tils\u00e6tningsstoffer<\/a><\/p><ul><li>NOVASTAR <a href=\"https:\/\/landu-china.com\/da\/polycarboxylat-superplastificeringsmiddel-pulver-pce\/\" target=\"_blank\" rel=\"noopener\">Polycarboxylat superplastificeringsmiddel (PCE)<\/a> er et h\u00f8jtydende vandreducerende middel og er meget opl\u00f8seligt i vand. Det kan forbedre betonflowet og reducere m\u00e6ngden af cement uden at \u00f8ge vandforbruget. En lav dosis af dette vandreducerende middel kan give betonen en god flydeevne. Ogs\u00e5 indholdet af kloridioner og alkali i <a href=\"https:\/\/landu-china.com\/da\/polycarboxylat-superplastificeringsmiddel-pulver-pce\/\" target=\"_blank\" rel=\"noopener\">Polycarboxylat superplastificeringsmiddel (PCE)<\/a> er ret lav, hvilket g\u00f8r beton mere holdbar.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d774f3 e-con-full e-flex e-con e-child\" data-id=\"6d774f3\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ff971be elementor-widget elementor-widget-image\" data-id=\"ff971be\" 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:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d.webp\" class=\"attachment-large size-large wp-image-19104\" alt=\"PCE\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d.webp 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d-300x200.webp 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2024\/11\/DSC4280-\u62f7\u8d1d-768x512.webp 768w\" 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>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e295f25 elementor-widget elementor-widget-heading\" data-id=\"e295f25\" 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. Forbedre byggeprocessen<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66a328a elementor-widget elementor-widget-text-editor\" data-id=\"66a328a\" 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<ul class=\"mm-editor-clipboard\" data-type=\"outline\" data-json=\"%7B%22type%22%3A%22nodes%22%2C%22data%22%3A%5B%7B%22id%22%3A%22uEgtw62OXF%22%2C%22modified%22%3A1740723270929%2C%22text%22%3A%22%3Cspan%3ECement%3C%2Fspan%3E%22%2C%22children%22%3A%5B%7B%22id%22%3A%22mSXmUWhkkz%22%2C%22modified%22%3A1740733014825%2C%22text%22%3A%22%3Cspan%3EPrioritize%20low-%20and%20medium-heat%20cement%20to%20reduce%20hydration%20heat.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%2C%7B%22id%22%3A%22bQQrS8tEKW%22%2C%22modified%22%3A1740733136847%2C%22text%22%3A%22%3Cspan%3ELimit%20the%20amount%20of%20cement%20while%20retaining%20strength%20and%20performance%20of%20concrete%2C%20reducing%20temperature%20rise.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%5D%7D%2C%7B%22id%22%3A%22YSBtEwV0l0%22%2C%22modified%22%3A1740723277876%2C%22text%22%3A%22%3Cspan%3EAggregates%3C%2Fspan%3E%22%2C%22children%22%3A%5B%7B%22id%22%3A%22M9AtrPk4at%22%2C%22modified%22%3A1740733185193%2C%22text%22%3A%22%3Cspan%3EChoose%20high-quality%20aggregate%20with%20moderate%20particle%20size.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%2C%7B%22id%22%3A%221YANg5S4pl%22%2C%22modified%22%3A1740733495891%2C%22text%22%3A%22%3Cspan%3EUse%20more%20aggregate%20and%20less%20cement%20mortar%20to%20reduce%20concrete%20shrinkage.%20For%20example%2C%20well-graded%20aggregates%20and%20medium%20sand%20could%20effectively%20increase%20the%20density%20of%20concrete.%3C%2Fspan%3E%22%2C%22children%22%3A%5B%5D%7D%5D%7D%5D%7D\"><li><span class=\"content mubu-node\">St\u00f8b cementen i lag eller sektioner for at kontrollere lagtykkelsen og st\u00f8behastigheden. Dette er for at hj\u00e6lpe varmen inde i betonen med at blive j\u00e6vnt fordelt og undg\u00e5 termisk stress eller temperaturgradienter.<\/span><\/li><li><span class=\"content mubu-node\">Komprimer betonen for at sikre en ideel t\u00e6thed og dermed forhindre, at betonen revner.<\/span><\/li><li><span class=\"content mubu-node\">D\u00e6k fugtisolerende materiale til, f.eks. en plastfilm, efter st\u00f8bning af betonen for at reducere fordampning og revnedannelse.<\/span><\/li><li><span class=\"content mubu-node\">Kontroll\u00e9r temperaturen i og uden for betonen ved at spr\u00f8jte vand p\u00e5 overfladen. Det kan styre betonens temperatur og mindske den termiske belastning.<\/span><\/li><\/ul>\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-718fb18 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"718fb18\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\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-47af679 elementor-share-buttons--shape-rounded elementor-grid-4 elementor-grid-mobile-2 elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"47af679\" 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130.274-44.832-46.132-.975-84.792-31.188-98.112-72.772 6.498.974 12.995 1.624 19.818 1.624 9.421 0 18.843-1.3 27.614-3.573-48.081-9.747-84.143-51.98-84.143-102.985v-1.299c13.969 7.797 30.214 12.67 47.431 13.319-28.264-18.843-46.781-51.005-46.781-87.391 0-19.492 5.197-37.36 14.294-52.954 51.655 63.675 129.3 105.258 216.365 109.807-1.624-7.797-2.599-15.918-2.599-24.04 0-57.828 46.782-104.934 104.934-104.934 30.213 0 57.502 12.67 76.67 33.137 23.715-4.548 46.456-13.32 66.599-25.34-7.798 24.366-24.366 44.833-46.132 57.827 21.117-2.273 41.584-8.122 60.426-16.243-14.292 20.791-32.161 39.308-52.628 54.253z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tTwitter\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Del p\u00e5 linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg class=\"e-font-icon-svg e-fab-linkedin\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_telegram\" role=\"button\" tabindex=\"0\" aria-label=\"Del p\u00e5 telegram\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg class=\"e-font-icon-svg e-fab-telegram\" viewbox=\"0 0 496 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M248 8C111 8 0 119 0 256s111 248 248 248 248-111 248-248S385 8 248 8zm121.8 169.9l-40.7 191.8c-3 13.6-11.1 16.9-22.4 10.5l-62-45.7-29.9 28.8c-3.3 3.3-6.1 6.1-12.5 6.1l4.4-63.1 114.9-103.8c5-4.4-1.1-6.9-7.7-2.5l-142 89.4-61.2-19.1c-13.3-4.2-13.6-13.3 2.8-19.7l239.1-92.2c11.1-4 20.8 2.7 17.2 19.5z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tTelegram\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-9e8fcf0 elementor-section-boxed elementor-section-height-default elementor-section-height-default elementor-invisible\" data-id=\"9e8fcf0\" data-element_type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;fadeInUp&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-0af88b8\" data-id=\"0af88b8\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6ffd5ff elementor-widget elementor-widget-heading\" data-id=\"6ffd5ff\" 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\">Kontakt os og f\u00e5 gratis pr\u00f8ver<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c66d934 elementor-widget elementor-widget-text-editor\" data-id=\"c66d934\" 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\tKontakt mig for at f\u00e5 det seneste tilbud eller for at anmode om en pr\u00f8ve (vores pr\u00f8ver er gratis og inkluderer forsendelse).\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-ca311cc elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"ca311cc\" data-element_type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;,&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"21446\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"ca311cc\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tNavn\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Navn\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_f418624 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_f418624\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tTelefon\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_f418624]\" id=\"form-field-field_f418624\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Telefon\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Kun tal- og telefonkarakterer (#,-,*, o.s.v.) accepteres.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tE-mail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"E-mail\" required=\"required\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Kontakt os med det samme<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"da\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/main>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-34618f0\" data-id=\"34618f0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5cb5173 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5cb5173\" data-element_type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-603fd00\" data-id=\"603fd00\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-237e243 elementor-widget elementor-widget-heading\" data-id=\"237e243\" 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\">Brochure<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46b5b40 elementor-widget elementor-widget-text-editor\" data-id=\"46b5b40\" 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>Hvis du vil have flere oplysninger, f.eks. produktcertificeringsrapporter, kvalitetsanalyser, TDS og MSDS, kan du downloade vores brochure.<\/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-282ef89 elementor-widget__width-auto elementor-widget elementor-widget-button\" data-id=\"282ef89\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE1MTkiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Download brochure<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-c328c37 elementor-search-form--skin-classic elementor-search-form--button-type-icon elementor-search-form--icon-search elementor-widget elementor-widget-search-form\" data-id=\"c328c37\" data-element_type=\"widget\" data-settings=\"{&quot;skin&quot;:&quot;classic&quot;,&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"search-form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<search role=\"search\">\n\t\t\t<form class=\"elementor-search-form\" action=\"https:\/\/landu-china.com\/da\/\" method=\"get\" data-trp-original-action=\"https:\/\/landu-china.com\/da\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-search-form__container\">\n\t\t\t\t\t<label class=\"elementor-screen-only\" for=\"elementor-search-form-c328c37\">S\u00f8g<\/label>\n\n\t\t\t\t\t\n\t\t\t\t\t<input id=\"elementor-search-form-c328c37\" placeholder=\"S\u00f8g...\" class=\"elementor-search-form__input\" type=\"search\" name=\"s\" value=\"\">\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<button class=\"elementor-search-form__submit\" type=\"submit\" aria-label=\"S\u00f8g\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"e-font-icon-svg-container\"><svg class=\"fa fa-search e-font-icon-svg e-fas-search\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M505 442.7L405.3 343c-4.5-4.5-10.6-7-17-7H372c27.6-35.3 44-79.7 44-128C416 93.1 322.9 0 208 0S0 93.1 0 208s93.1 208 208 208c48.3 0 92.7-16.4 128-44v16.3c0 6.4 2.5 12.5 7 17l99.7 99.7c9.4 9.4 24.6 9.4 33.9 0l28.3-28.3c9.4-9.4 9.4-24.6.1-34zM208 336c-70.7 0-128-57.2-128-128 0-70.7 57.2-128 128-128 70.7 0 128 57.2 128 128 0 70.7-57.2 128-128 128z\"><\/path><\/svg><\/div>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/button>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"da\"\/><\/form>\n\t\t<\/search>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-136f28a e-con-full e-flex e-con e-child\" data-id=\"136f28a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e05ee52 elementor-widget elementor-widget-heading\" data-id=\"e05ee52\" 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\">Produktkategorier<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23fcde2 elementor-align-left elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"23fcde2\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/produkter\/landercoll-cellulose\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Landercoll-cellulose<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/produkter\/nojagtigt-redispergerbart-polymerpulver\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">N\u00f8jagtig VAE-RDP<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/produkter\/novastar\/\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">NovaStar Kemikalier<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/produkter\/tilsaetningsstoffer-til-fodevarer\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Definer f\u00f8devarekemikalie<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/landu-china.com\/da\/produkter\/uquick-farmaceutiske-mellemprodukter\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Uquick Pharmaceutical Chemical<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-677b63d e-con-full e-flex e-con e-child\" data-id=\"677b63d\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-225a861 elementor-widget elementor-widget-heading\" data-id=\"225a861\" 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 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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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>5 kritiske \u00e5rsager til revnedannelse i beton og hvordan man forebygger det 5 kritiske \u00e5rsager til revnedannelse i beton Revnedannelse i beton p\u00e5virker ikke kun bygningernes udseende, men ogs\u00e5 sikkerheden i deres struktur og levetid. Dette f\u00e6nomen skyldes 5 kritiske \u00e5rsager, herunder t\u00f8rringskrympning, selvkrympning, plastikkrympning, termisk krympning og autogen (kemisk) krympning. 1. T\u00f8rring [...]<\/p>","protected":false},"author":1,"featured_media":21453,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[14],"class_list":["post-21446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-construction-insights","tag-construction"],"_links":{"self":[{"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/posts\/21446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/comments?post=21446"}],"version-history":[{"count":7,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/posts\/21446\/revisions"}],"predecessor-version":[{"id":21457,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/posts\/21446\/revisions\/21457"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/media\/21453"}],"wp:attachment":[{"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/media?parent=21446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/categories?post=21446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/landu-china.com\/da\/wp-json\/wp\/v2\/tags?post=21446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}