{"id":14185,"date":"2026-04-10T07:03:57","date_gmt":"2026-04-10T07:03:57","guid":{"rendered":"https:\/\/tenessy.com\/?p=14185"},"modified":"2026-04-10T07:03:58","modified_gmt":"2026-04-10T07:03:58","slug":"poor-fluidity-and-leveling-issues-in-self-leveling-compounds-a-guide-to-adjusting-thickening-and-rheological-properties-with-hemc","status":"publish","type":"post","link":"https:\/\/tenessy.com\/nl\/slechte-vloeibaarheid-en-nivelleringsproblemen-in-zelfnivellerende-compounds-een-gids-voor-het-aanpassen-van-verdikkings-en-reologische-eigenschappen-met-hemc\/","title":{"rendered":"Slechte vloeibaarheid en nivelleringsproblemen bij zelfnivellerende verbindingen? Een gids voor het aanpassen van verdikkings- en reologie-eigenschappen met HEMC"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"14185\" class=\"elementor elementor-14185\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fdbc6e4 e-flex e-con-boxed e-con e-parent\" data-id=\"fdbc6e4\" 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-20af60d elementor-widget elementor-widget-image\" data-id=\"20af60d\" 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=\"534\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor-1024x684.jpg\" class=\"attachment-large size-large wp-image-2017\" alt=\"Gewasarbeiders storten zelfnivellerende betonvloer\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor-1024x684.jpg 1024w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor-300x200.jpg 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor-768x513.jpg 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor-1536x1025.jpg 1536w, https:\/\/tenessy.com\/wp-content\/uploads\/2024\/08\/crop-workers-pouring-self-leveling-concrete-floor.jpg 2000w\" 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-5ae54ec elementor-widget elementor-widget-text-editor\" data-id=\"5ae54ec\" 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 class=\"ds-markdown-paragraph\">In de constructie van zelfegaliserende mortels op basis van cement is \"slechte vloeibaarheid en onvermogen om te egaliseren\" het meest voorkomende kwaliteitsprobleem. Als het materiaal zich niet gelijkmatig verspreidt, rimpelingen in het oppervlak vertoont of niet zelfnivellerend is, vermindert dit niet alleen de effici\u00ebntie van de constructie, maar leidt dit ook direct tot een reeks latere problemen, zoals een ondermaatse vlakheid van de vloer en vertraagde scheurvorming. Als professionele fabrikant van Hydroxyethyl Methyl Cellulose (HEMC),\u00a0<strong>TENESSIE<\/strong>\u00a0gaat in op de hoofdoorzaken van dit probleem vanuit een reologisch perspectief en biedt systematische oplossingen.<\/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-bbece77 elementor-widget elementor-widget-heading\" data-id=\"bbece77\" 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.  De kern van het probleem: waarom komt zelfnivellerende pasta niet goed uit de verf?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c8fd91 elementor-widget elementor-widget-heading\" data-id=\"0c8fd91\" 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.  Het reologische modificatiemechanisme van HEMC: hoe bereik je \"goed stroomt, goed nivelleert\"?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7524a3 elementor-widget elementor-widget-text-editor\" data-id=\"d7524a3\" 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 class=\"ds-markdown-paragraph\">De kernwaarde van <a href=\"https:\/\/tenessy.com\/applications\/application-self-leveling\/\">zelfnivellerende mortel<\/a> ligt in zijn gelijknamige eigenschap - zich automatisch verspreiden onder invloed van de zwaartekracht om een vlak oppervlak te vormen. Als het ontwerp van de formulering of de keuze van het materiaal echter niet goed is, treden vaak de volgende verschijnselen op:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Onvoldoende vloeibaarheid:<\/strong>\u00a0De mortel kan zich niet verspreiden over het verwachte gebied, waardoor handmatige hulp nodig is voor het egaliseren.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Door stroming veroorzaakte segregatie:<\/strong>\u00a0De pasta scheidt zich van de aggregaten tijdens het vloeien, wat leidt tot oppervlaktebloeding.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Slechte nivellering:<\/strong>\u00a0Na het uitsmeren vormt de mortel geen spiegelende afwerking en blijven er rimpels achter.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">De essentie van deze problemen is een onbalans in twee reologische parameters binnen het zelfnivellerende systeem:\u00a0<strong>vloeispanning<\/strong>\u00a0en\u00a0<strong>plastic viscositeit<\/strong>. Eenvoudig gezegd:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Opbrengstspanning:<\/strong>\u00a0De minimale schuifkracht die nodig is om het vloeien op gang te brengen. Als deze te hoog is, zal de mortel \"niet bewegen\"; als deze te laag is, kan de mortel de aggregaten niet in suspensie houden, wat leidt tot sedimentatie.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Plastic viscositeit:<\/strong>\u00a0Geeft de interne wrijvingsweerstand tijdens het vloeien weer. Als deze te hoog is, vloeit het langzaam; als deze te laag is, is er kans op ontmenging en bloeden.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">Als belangrijke reologiemodificator ligt de kernwaarde van HEMC in het nauwkeurig regelen van deze twee parameters, waardoor de zelfnivellerende mortel de schijnbaar tegenstrijdige eigenschappen van zowel \"hoge vloeibaarheid\" als \"anti-samenklontering\" kan bezitten.<\/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-d806f2f elementor-widget elementor-widget-image\" data-id=\"d806f2f\" 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\" width=\"800\" height=\"534\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-1024x683.webp\" class=\"attachment-large size-large wp-image-14190\" alt=\"Hydroxyethyl-methylcellulose-poeder\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-1024x683.webp 1024w, https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-300x200.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-768x512.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-1536x1024.webp 1536w, https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-2048x1365.webp 2048w, https:\/\/tenessy.com\/wp-content\/uploads\/2026\/04\/Hydroxyethyl-Methyl-Cellulose-powder-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-8fabc90 elementor-widget elementor-widget-heading\" data-id=\"8fabc90\" 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\">2.1 Verdikkingseffect: Een stabiel ophangsysteem cre\u00ebren<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7729ed elementor-widget elementor-widget-text-editor\" data-id=\"c7729ed\" 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 class=\"ds-markdown-paragraph\">Bij oplossen in water, <a href=\"https:\/\/tenessy.com\/products\/hemc-hydroxyethyl-methyl-cellulose\/\">HEMC<\/a> moleculen vormen een driedimensionaal polymeernetwerk, waardoor de viscositeit van de waterfase effectief wordt verhoogd. Het directe effect van deze verdikkende werking is:\u00a0<strong>cementdeeltjes en fijne toeslagmaterialen worden gelijkmatig gesuspendeerd in de pasta, waardoor bezinking door dichtheidsverschillen wordt voorkomen<\/strong>.<\/p><p class=\"ds-markdown-paragraph\">Onderzoeksgegevens geven aan dat HEMC de plastische viscositeit van mortel monotoon verhoogt. Voor zelfnivellerende toepassingen betekent dit:<\/p><ul><li><p class=\"ds-markdown-paragraph\">Aggregaatbezinking wordt effectief onderdrukt, waardoor het segregatiefenomeen van \"grove deeltjes op de bodem, fijne deeltjes aan de oppervlakte\" wordt vermeden.<\/p><\/li><li><p class=\"ds-markdown-paragraph\">De ontluchtingskanalen zijn geblokkeerd, waardoor zich geen waterfilm kan vormen op het oppervlak.<\/p><\/li><li><p class=\"ds-markdown-paragraph\">De pasta blijft homogeen, wat leidt tot een uniforme sterkte na uitharding.<\/p><\/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-8c61fe5 elementor-widget elementor-widget-heading\" data-id=\"8c61fe5\" 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\">2.2 Thixotropie: Stroming en stabiliteit in evenwicht brengen<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54b6540 elementor-widget elementor-widget-text-editor\" data-id=\"54b6540\" 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 class=\"ds-markdown-paragraph\">HEMC geeft typische\u00a0<strong>pseudoplastisch (afschuifverdunnend)<\/strong>\u00a0gedrag van zelfnivellerende mortel:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>In rust:<\/strong>\u00a0Polymeerketens vormen een fysiek verstrengeld netwerk met een hogere viscositeit, waardoor vaste deeltjes effectief worden gesuspendeerd.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Tijdens mengen\/doorstroming:<\/strong>\u00a0Schuifkrachten verstoren de intermoleculaire verstrengelingen, de viscositeit neemt af en de mortel vloeit soepel.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">Deze eigenschap lost de kerntegenstelling in zelfnivellerende constructies op - een lage viscositeit is nodig tijdens het pompen voor een goede vloeibaarheid, terwijl een voldoende structurele viscositeit nodig is na het spreiden om ontmenging te voorkomen.<\/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-991f254 elementor-widget elementor-widget-heading\" data-id=\"991f254\" 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\">2.3 Nauwkeurige controle van de vloeispanning<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efd1220 elementor-widget elementor-widget-text-editor\" data-id=\"efd1220\" 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 class=\"ds-markdown-paragraph\">Studies hebben bevestigd dat de toevoeging van HEMC de initi\u00eble statische vloeispanning van mortel verlaagt. Voor zelfnivellerende verbindingen,\u00a0<strong>lage vloeispanning is een voorwaarde voor goede zelfnivellerende prestaties<\/strong>\u00a0- Alleen wanneer de vloeispanning voldoende laag is, kan de mortel zich onder zijn eigen gewicht verspreiden.<\/p><p class=\"ds-markdown-paragraph\">Het is echter belangrijk op te merken dat een lagere vloeispanning niet altijd beter is. Wanneer zelfnivellering wordt toegepast op hellingen of in omgevingen met trillingen, is een bepaald niveau van vloeispanning nodig om de positiestabiliteit te handhaven. Het unieke voordeel van HEMC is de mogelijkheid om\u00a0<strong>de toename van de vloeispanning in de tijd vertragen<\/strong>\u00a0terwijl de initi\u00eble vloeispanning wordt verlaagd, waardoor er een ruim werkvenster is voor de constructie.<\/p>\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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9b2cd0b e-flex e-con-boxed e-con e-parent\" data-id=\"9b2cd0b\" 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-47b4288 elementor-widget elementor-widget-heading\" data-id=\"47b4288\" 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. De invloed van temperatuur: Waarom verschilt de prestatie tussen zomer en winter?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bdbd11f elementor-widget elementor-widget-text-editor\" data-id=\"bdbd11f\" 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 class=\"ds-markdown-paragraph\">De prestaties van HEMC worden aanzienlijk be\u00efnvloed door de omgevingstemperatuur.<\/p><div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"><table><thead><tr><th>Temperatuur<\/th><th>Verdikkingseffect van HEMC<\/th><th>Reologische stabiliteit<\/th><th>Aanbevolen dosering<\/th><\/tr><\/thead><tbody><tr><td>5\u00b0C (Lage temperatuur)<\/td><td>Relatief zwak<\/td><td>Trage hydratatie, te lange open tijd<\/td><td>0.05%-0.10%<\/td><\/tr><tr><td>20\u00b0C (normale temperatuur)<\/td><td>Matig, stabiel effect<\/td><td>Reologische eigenschappen stabiel voor &gt;2 uur<\/td><td>0.10%-0.15%<\/td><\/tr><tr><td>40\u00b0C (hoge temperatuur)<\/td><td>Aanzienlijk verbeterd<\/td><td>Versnelde hydratatie, vereist meer HEMC voor stabiliteit<\/td><td>0.15%-0.20%<\/td><\/tr><\/tbody><\/table><\/div><p class=\"ds-markdown-paragraph\"><strong>Belangrijkste bevinding:<\/strong>\u00a0Bij 40\u00b0C verhoogde een dosis HEMC van 0,25% de initi\u00eble plastische viscositeit van de mortel met\u00a0<strong>133%<\/strong>\u00a0vergeleken met de blanco groep. Dit geeft aan dat\u00a0<strong>HEMC-dosering moet worden verhoogd in omgevingen met hoge temperaturen<\/strong>\u00a0om het verlies aan vloeibaarheid door snelle verdamping van water te compenseren.<\/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-83ea234 elementor-widget elementor-widget-heading\" data-id=\"83ea234\" 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. HEMC viscositeit selecteren: Hoe hoge, gemiddelde en lage viscositeit te combineren?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3712386 elementor-widget elementor-widget-text-editor\" data-id=\"3712386\" 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 class=\"ds-markdown-paragraph\">De viscositeitsklasse van HEMC zelf (die verwijst naar de schijnbare viscositeit van een 2% waterige oplossing) heeft een directe invloed op de zelfnivellerende prestaties. Op basis van de toepassingservaring in de industrie geeft TENESSY de volgende selectieadviezen:<\/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-f0ae9c0 elementor-widget elementor-widget-heading\" data-id=\"f0ae9c0\" 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\">HEMC met lage viscositeit (15.000 - 30.000 mPa-s)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1eb0164 elementor-widget elementor-widget-text-editor\" data-id=\"1eb0164\" 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 class=\"ds-markdown-paragraph\"><strong>Geschikte toepassingen:<\/strong>\u00a0Zelfnivellerende compounds met hoge vloeibaarheid, nivelleermortels met dunne laag<br \/><strong>Kenmerken:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Matige bijdrage aan plastische viscositeit, voor een soepele stroming<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Biedt basisvermogen voor waterretentie en suspensie<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Goede compatibiliteit met hoog bereik <a href=\"https:\/\/tenessy.com\/products\/polycarboxylate-superplasticizer\/\">waterverlagers<\/a><\/p><\/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-bebc9e1 elementor-widget elementor-widget-heading\" data-id=\"bebc9e1\" 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\">Medium viscositeit HEMC (30.000 - 50.000 mPa-s)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afec9f6 elementor-widget elementor-widget-text-editor\" data-id=\"afec9f6\" 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 class=\"ds-markdown-paragraph\"><strong>Geschikte toepassingen:<\/strong>\u00a0Egaliseermiddelen voor algemeen gebruik, egaliseermiddelen voor oppervlaktelagen<br \/><strong>Kenmerken:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">De beste balans tussen vloeibaarheid en anti-samenvoeging<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Zorgt voor een goede waterretentie, waardoor de open tijd wordt verlengd<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Sterke thixotropie voor soepel aanbrengen<\/p><\/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-cc1adea elementor-widget elementor-widget-heading\" data-id=\"cc1adea\" 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\">HEMC met hoge viscositeit (50.000 - 75.000 mPa-s)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f5b821 elementor-widget elementor-widget-text-editor\" data-id=\"5f5b821\" 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 class=\"ds-markdown-paragraph\"><strong>Geschikte toepassingen:<\/strong>\u00a0Zelfnivellerende compounds met dikke laag, zelfnivellerend op hellingen die doorbuigende eigenschappen vereisen<br \/><strong>Kenmerken:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Hoge verdikkingseffici\u00ebntie, waardoor de gewenste viscositeit wordt bereikt bij lagere doseringen<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Sterke ophanging van aggregaten<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Vertraagt hydratatie, voor een langer werkvenster<\/p><\/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-a3f4944 elementor-widget elementor-widget-heading\" data-id=\"a3f4944\" 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. Doseringsoptimalisatie: De \"sweet spot\" vinden voor zelfnivellerende formuleringen<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fce879 elementor-widget elementor-widget-text-editor\" data-id=\"8fce879\" 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 class=\"ds-markdown-paragraph\">De HEMC-dosering is een van de meest gevoelige variabelen die de zelfnivellerende prestaties be\u00efnvloeden.\u00a0<\/p><p class=\"ds-markdown-paragraph\"><strong>Fase 1 (Lage dosering, &lt;0,1%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Opbrengstspanning\u00a0<strong>vermindert<\/strong>\u00a0met toenemende dosering<\/p><\/li><li><p class=\"ds-markdown-paragraph\">De plastische viscositeit neemt licht toe of blijft vlak<\/p><\/li><li><p class=\"ds-markdown-paragraph\">In deze fase overheerst het \"kogellagereffect\" van ingesloten lucht, waardoor de vloeibaarheid verbetert.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><strong>Fase 2 (gemiddelde dosering, 0,1%-0,3%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">De vloeispanning stabiliseert of neemt langzaam toe<\/p><\/li><li><p class=\"ds-markdown-paragraph\">De plastische viscositeit neemt lineair toe<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Bereikt de beste balans tussen vloeibaarheid en anti-segregatie - dit is de\u00a0<strong>\"sweet spot\"<\/strong>\u00a0voor zelfnivellerende formules<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><strong>Fase 3 (hoge dosering, &gt;0,3%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">De vloeispanning neemt aanzienlijk toe<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Plastic viscositeit groeit snel<\/p><\/li><li><p class=\"ds-markdown-paragraph\">De vloeibaarheid neemt af, wat ten koste gaat van de zelfnivellerende prestaties<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">Daarom adviseert TENESSY een initi\u00eble HEMC-dosering in het bereik van\u00a0<strong>0,10%-0,25% in gewicht van cement<\/strong>\u00a0voor zelfnivellerende formuleringen, met fijnafstelling op basis van aggregaatgradatie, omgevingstemperatuur en vloeibaarheidsvereisten.<\/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-af4d1d3 elementor-widget elementor-widget-heading\" data-id=\"af4d1d3\" 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\">\u2165.Probleemoplossingsgids voor veelvoorkomende problemen<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aef3a62 elementor-widget elementor-widget-text-editor\" data-id=\"aef3a62\" 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 class=\"ds-markdown-paragraph\">Wanneer je zelfnivellerende mortel vloeibaarheidsproblemen vertoont, volg dan deze stappen voor het systematisch oplossen van problemen:<\/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-89a688c elementor-widget elementor-widget-heading\" data-id=\"89a688c\" 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\">Probleem 1: onvoldoende vloeibaarheid, mortel verspreidt zich niet<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5944ca elementor-widget elementor-widget-text-editor\" data-id=\"f5944ca\" 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 class=\"ds-markdown-paragraph\"><strong>Mogelijke oorzaken en oplossingen:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">HEMC-viscositeit te hoog of dosering te hoog \u2192 Verlaag de viscositeitsklasse of verlaag de dosering<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Slechte compatibiliteit tussen waterreduceerder en HEMC \u2192 Verander het type waterreduceerder of pas de verhouding aan<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Slechte toeslagsortering \u2192 Optimaliseer het aandeel fijn toeslagmateriaal<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Lage omgevingstemperatuur \u2192 Verhoog de HEMC-dosering of gebruik warm aanmaakwater<\/p><\/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-a30f98a elementor-widget elementor-widget-heading\" data-id=\"a30f98a\" 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\">Probleem 2: Segregatie tijdens stroming, oppervlaktebloeding<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd8d5b3 elementor-widget elementor-widget-text-editor\" data-id=\"dd8d5b3\" 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 class=\"ds-markdown-paragraph\"><strong>Mogelijke oorzaken en oplossingen:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Onvoldoende HEMC-dosering \u2192 Verhogen tot boven 0,15%<\/p><\/li><li><p class=\"ds-markdown-paragraph\">HEMC-viscositeit te laag \u2192 Schakel over op medium of hoge viscositeitsklasse<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Onvoldoende waterretentie \u2192 Controleer de waterretentieprestaties van het HEMC<\/p><\/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-d55abfa elementor-widget elementor-widget-heading\" data-id=\"d55abfa\" 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\">Probleem 3: korte open tijd, eerste set voordat nivellering voltooid is<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-820c821 elementor-widget elementor-widget-text-editor\" data-id=\"820c821\" 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 class=\"ds-markdown-paragraph\"><strong>Mogelijke oorzaken en oplossingen:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Onvoldoende HEMC-dosering \u2192 Op juiste wijze verhogen<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Hoge temperatuur \u2192 Verhoog HEMC-dosering tot 0,15%-0,20% voor omstandigheden met hoge temperaturen<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Onjuist <a href=\"https:\/\/tenessy.com\/products\/gypsum-retarder\/\">vertrager<\/a> dosering \u2192 Gebruik een geschikte vertrager in combinatie met<\/p><\/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-c8dd981 elementor-widget elementor-widget-heading\" data-id=\"c8dd981\" 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\">Probleem 4: Rimpels of oneffenheden op het verharde oppervlak<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ce5559 elementor-widget elementor-widget-text-editor\" data-id=\"4ce5559\" 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 class=\"ds-markdown-paragraph\"><strong>Mogelijke oorzaken en oplossingen:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Te hoge vloeispanning \u2192 Verlaag de HEMC-dosering of schakel over op een lagere viscositeitsklasse<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Onvolledige ontschuiming \u2192 Controleer de synergie tussen <a href=\"https:\/\/tenessy.com\/products\/powder-defoamer\/\">Ontschuimer<\/a> en HEMC<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Problemen met het bouwproces \u2192 Zorg voor voldoende mengtijd en de juiste gietmethode<\/p><\/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-0baa539 elementor-widget elementor-widget-heading\" data-id=\"0baa539\" 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\">Technische voordelen van TENESSY HEMC<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be5debe elementor-widget elementor-widget-text-editor\" data-id=\"be5debe\" 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 class=\"ds-markdown-paragraph\">Als professional <a href=\"https:\/\/tenessy.com\/hpmc-supplier\/\">fabrikant van cellulose-ether<\/a>TENESSY's HEMC-producten zijn specifiek geoptimaliseerd voor <a href=\"https:\/\/tenessy.com\/applications\/drymix-mortar\/hemc-for-drymix-mortar\/\">mortels voor droge mortels<\/a> in de bouw:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Nauwkeurige viscositeitsregeling:<\/strong>\u00a0Met een volledig assortiment van 15.000 tot 75.000 mPa-s om precies te voldoen aan de behoeften van verschillende zelfnivellerende formules.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Uitstekende temperatuurstabiliteit:<\/strong>\u00a0Geleertemperatuur hoger dan 75\u00b0C, voor een stabiele waterretentie en verdikkingsprestatie, zelfs in de zomer bij hoge temperaturen.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Ontwerp met weinig luchtinsleep:<\/strong>\u00a0De gevoeligheid van zelfnivellerende samenstellingen voor luchtgehalte aanpakken door de moleculaire structuur te optimaliseren om de introductie van onnodige luchtbellen te minimaliseren.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Consistentie tussen batches:<\/strong>\u00a0Een streng kwaliteitscontrolesysteem garandeert consistente productprestaties van elke batch.<\/p><\/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-9cf3064 elementor-widget elementor-widget-heading\" data-id=\"9cf3064\" 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\">Conclusie<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a7e69d4 elementor-widget elementor-widget-text-editor\" data-id=\"a7e69d4\" 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 class=\"ds-markdown-paragraph\">Het probleem van zelfnivellerende mortel die niet goed nivelleert, is te wijten aan een onevenwicht in de reologische parameters. Als effici\u00ebnte reologiemodificator helpt HEMC een ideale balans te vinden tussen \"vloeibaarheid\" en \"stabiliteit\" door de vloeispanning en plastische viscositeit nauwkeurig te regelen. Een juiste selectie van de viscositeitsklasse en dosering van HEMC, en dynamische aanpassingen op basis van de omgevingstemperatuur, is de belangrijkste technische weg naar het oplossen van zelfnivellerende vloeibaarheidsproblemen.<\/p><p class=\"ds-markdown-paragraph\">TENESSY streeft naar het leveren van hoogwaardige <a href=\"https:\/\/tenessy.com\/products\/cellulose-ether\/\">cellulose-ether<\/a> producten en professionele technische ondersteuning aan de <a href=\"https:\/\/tenessy.com\/applications\/construction-and-building-solution\/\">bouwsector<\/a>. Als u tegen uitdagingen aanloopt bij het ontwikkelen of optimaliseren van uw zelfnivellerende formules, neem dan gerust contact op met <a href=\"https:\/\/tenessy.com\/contact\/\">neem contact op met ons technisch team<\/a> voor oplossingen op maat.<\/p>\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\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>In de bouw van zelfnivellerende mortels op cementbasis is \"slechte vloeibaarheid en onvermogen om te nivelleren\" het meest voorkomende kwaliteitsknelpunt. <\/p>","protected":false},"author":1,"featured_media":9147,"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":[],"class_list":["post-14185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Poor Fluidity and Leveling Issues in Self-Leveling Compounds? 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