{"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\/id\/poor-fluidity-and-leveling-issues-in-self-leveling-compounds-a-guide-to-adjusting-thickening-and-rheological-properties-with-hemc\/","title":{"rendered":"Poor Fluidity and Leveling Issues in Self-Leveling Compounds? A Guide to Adjusting Thickening and Rheological Properties with 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=\"Pekerja tanaman menuangkan lantai beton yang rata dengan sendirinya\" 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 the construction of cement-based self-leveling mortars, &#8220;poor fluidity and inability to level&#8221; is the most common quality pain point. When the material fails to spread uniformly, exhibits surface ripples, or cannot self-level, it not only reduces construction efficiency but directly leads to a series of subsequent problems, including substandard floor flatness and delayed cracking. As a professional manufacturer of Hydroxyethyl Methyl Cellulose (HEMC),\u00a0<strong>TENESSY<\/strong>\u00a0will delve into the root causes of this issue from a rheological perspective and provide systematic solutions.<\/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.  The Essence of the Problem: Why Does Self-Leveling Compound Fail to Level Properly?<\/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.  The Rheological Modification Mechanism of HEMC: How to Achieve \"Flows Well, Levels Well\"?<\/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\">The core value of <a href=\"https:\/\/tenessy.com\/applications\/application-self-leveling\/\">mortar yang meratakan sendiri<\/a> lies in its namesake ability \u2013 to automatically spread under gravity to form a flat surface. However, when formulation design or material selection is inappropriate, the following phenomena commonly occur:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Insufficient Fluidity:<\/strong>\u00a0The mortar cannot spread to the expected area, requiring manual assistance for leveling.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Flow-Induced Segregation:<\/strong>\u00a0The paste separates from the aggregates during flow, leading to surface bleeding.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Poor Leveling:<\/strong>\u00a0After spreading, the mortar fails to form a mirror-like finish, leaving surface ripples.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">The essence of these problems is an imbalance in two rheological parameters within the self-leveling system:\u00a0<strong>yield stress<\/strong>\u00a0dan\u00a0<strong>plastic viscosity<\/strong>. Simply put:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Yield Stress:<\/strong>\u00a0The minimum shear force required to initiate flow. If too high, the mortar &#8220;won&#8217;t budge&#8221;; if too low, it cannot suspend aggregates, leading to sedimentation.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Plastic Viscosity:<\/strong>\u00a0Reflects the internal frictional resistance during flow. If too high, flow is slow; if too low, it is prone to segregation and bleeding.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">As a key rheology modifier, HEMC&#8217;s core value lies in precisely controlling these two parameters, enabling the self-leveling mortar to possess the seemingly contradictory properties of both &#8220;high fluidity&#8221; and &#8220;anti-segregation.&#8221;<\/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-Methyl-Cellulose-powder\" 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 Thickening Effect: Establishing a Stable Suspension System<\/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\">Upon dissolving in water, <a href=\"https:\/\/tenessy.com\/products\/hemc-hydroxyethyl-methyl-cellulose\/\">HEMC<\/a> molecules form a three-dimensional polymer network, effectively increasing the viscosity of the water phase. The direct effect of this thickening action is:\u00a0<strong>cement particles and fine aggregates are uniformly suspended in the paste, preventing sedimentation due to density differences<\/strong>.<\/p><p class=\"ds-markdown-paragraph\">Research data indicates that HEMC monotonically increases the plastic viscosity of mortar. For self-leveling applications, this means:<\/p><ul><li><p class=\"ds-markdown-paragraph\">Aggregate sedimentation is effectively suppressed, avoiding the segregation phenomenon of &#8220;coarse particles at the bottom, fines at the surface&#8221;.<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Bleeding channels are blocked, preventing a water film from forming on the surface.<\/p><\/li><li><p class=\"ds-markdown-paragraph\">The paste remains homogeneous, leading to uniform strength after hardening.<\/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 Thixotropy: Balancing Flow and Stability<\/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 imparts typical\u00a0<strong>pseudoplastic (shear-thinning)<\/strong>\u00a0behavior to self-leveling mortar:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>At Rest:<\/strong>\u00a0Polymer chains form a physically entangled network with higher viscosity, effectively suspending solid particles.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>During Mixing\/Flow:<\/strong>\u00a0Shear forces disrupt the intermolecular entanglements, viscosity decreases, and the mortar flows smoothly.<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">This characteristic resolves the core contradiction in self-leveling construction \u2013 low viscosity is needed during pumping for good flowability, while adequate structural viscosity is needed after spreading to prevent segregation.<\/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 Precise Control of Yield Stress<\/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 have confirmed that the addition of HEMC reduces the initial static yield stress of mortar. For self-leveling compounds,\u00a0<strong>low yield stress is a prerequisite for good self-leveling performance<\/strong>\u00a0\u2013 only when the yield stress is sufficiently low can the mortar spread under its own weight.<\/p><p class=\"ds-markdown-paragraph\">However, it&#8217;s important to note that lower yield stress is not always better. When self-leveling is applied on slopes or in environments with vibrations, a certain level of yield stress is needed to maintain positional stability. HEMC&#8217;s unique advantage is its ability to\u00a0<strong>delay the increase in yield stress over time<\/strong>\u00a0while reducing the initial yield stress, providing ample operating window for construction.<\/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. The Influence of Temperature: Why Does Performance Differ Between Summer and 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\">The performance of HEMC is significantly influenced by ambient temperature.<\/p><div class=\"ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9\"><table><thead><tr><th>Temperature Condition<\/th><th>Thickening Effect of HEMC<\/th><th>Rheological Stability<\/th><th>Dosis yang dianjurkan<\/th><\/tr><\/thead><tbody><tr><td>5\u00b0C (Low Temperature)<\/td><td>Relatively weak<\/td><td>Slow hydration, excessively long open time<\/td><td>0.05%-0.10%<\/td><\/tr><tr><td>20\u00b0C (Normal Temperature)<\/td><td>Moderate, stable effect<\/td><td>Rheological properties stable for &gt;2 hours<\/td><td>0.10%-0.15%<\/td><\/tr><tr><td>40\u00b0C (High Temperature)<\/td><td>Significantly enhanced<\/td><td>Accelerated hydration, requires more HEMC for stability<\/td><td>0.15%-0.20%<\/td><\/tr><\/tbody><\/table><\/div><p class=\"ds-markdown-paragraph\"><strong>Key Finding:<\/strong>\u00a0At 40\u00b0C, a 0.25% dosage of HEMC increased the initial plastic viscosity of the mortar by\u00a0<strong>133%<\/strong>\u00a0compared to the blank group. This indicates that\u00a0<strong>HEMC dosage should be appropriately increased in high-temperature environments<\/strong>\u00a0to compensate for fluidity loss due to rapid water evaporation.<\/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. Selecting HEMC Viscosity: How to Match High, Medium, and Low Grades?<\/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\">The viscosity grade of HEMC itself (referring to the apparent viscosity of a 2% aqueous solution) directly impacts self-leveling performance. Based on industry application experience, TENESSY provides the following selection recommendations:<\/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\">Low Viscosity HEMC (15,000 \u2013 30,000 mPa\u00b7s)<\/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>Suitable Applications:<\/strong>\u00a0High-fluidity self-leveling compounds, thin-layer leveling mortars<br \/><strong>Characteristics:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Moderate contribution to plastic viscosity, ensuring smooth flow<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Provides basic water retention and suspension capability<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Good compatibility with high-range <a href=\"https:\/\/tenessy.com\/products\/polycarboxylate-superplasticizer\/\">water reducers<\/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 Viscosity HEMC (30,000 \u2013 50,000 mPa\u00b7s)<\/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>Suitable Applications:<\/strong>\u00a0General-purpose self-leveling compounds, surface layer self-leveling compounds<br \/><strong>Characteristics:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Achieves the best balance between fluidity and anti-segregation<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Provides good water retention, extending open time<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Strong thixotropy for smooth application<\/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\">High Viscosity HEMC (50,000 \u2013 75,000 mPa\u00b7s)<\/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>Suitable Applications:<\/strong>\u00a0Thick-layer self-leveling compounds, self-leveling on slopes requiring anti-sag properties<br \/><strong>Characteristics:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">High thickening efficiency, achieving desired viscosity at lower dosages<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Strong aggregate suspension capability<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Retards hydration, providing a longer operating window<\/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. Dosage Optimization: Finding the \"Sweet Spot\" for Self-Leveling Formulations<\/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\">HEMC dosage is one of the most sensitive variables affecting self-leveling performance.\u00a0<\/p><p class=\"ds-markdown-paragraph\"><strong>Phase 1 (Low dosage, &lt;0.1%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Yield stress\u00a0<strong>decreases<\/strong>\u00a0with increasing dosage<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Plastic viscosity slightly increases or remains flat<\/p><\/li><li><p class=\"ds-markdown-paragraph\">In this phase, the &#8220;ball-bearing effect&#8221; of entrapped air dominates, improving fluidity<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><strong>Phase 2 (Medium dosage, 0.1%-0.3%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Yield stress stabilizes or increases slowly<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Plastic viscosity increases linearly<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Achieves the best balance between fluidity and anti-segregation \u2013 this is the\u00a0<strong>&#8220;sweet spot&#8221;<\/strong>\u00a0for self-leveling formulations<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\"><strong>Phase 3 (High dosage, &gt;0.3%):<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Yield stress increases significantly<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Plastic viscosity grows rapidly<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Fluidity decreases, compromising self-leveling performance<\/p><\/li><\/ul><p class=\"ds-markdown-paragraph\">Therefore, TENESSY recommends an initial HEMC dosage in the range of\u00a0<strong>0.10%-0.25% by weight of cement<\/strong>\u00a0for self-leveling formulations, with fine-tuning based on aggregate gradation, ambient temperature, and fluidity requirements.<\/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.Troubleshooting Guide for Common Issues<\/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\">When your self-leveling mortar exhibits fluidity problems, follow these steps for systematic troubleshooting:<\/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\">Issue 1: Insufficient Fluidity, Mortar Won't Spread<\/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>Potential Causes &amp; Solutions:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">HEMC viscosity too high or dosage too high \u2192 Reduce viscosity grade or decrease dosage<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Poor compatibility between water reducer and HEMC \u2192 Change water reducer type or adjust their ratio<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Poor aggregate gradation \u2192 Optimize fine aggregate proportion<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Low ambient temperature \u2192 Increase HEMC dosage or use warm mixing water<\/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\">Issue 2: Segregation During Flow, Surface Bleeding<\/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>Potential Causes &amp; Solutions:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Insufficient HEMC dosage \u2192 Increase to above 0.15%<\/p><\/li><li><p class=\"ds-markdown-paragraph\">HEMC viscosity too low \u2192 Switch to medium or high viscosity grade<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Insufficient water retention \u2192 Verify HEMC&#8217;s water retention performance<\/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\">Issue 3: Short Open Time, Initial Set Before Leveling Completes<\/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>Potential Causes &amp; Solutions:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Insufficient HEMC dosage \u2192 Increase appropriately<\/p><\/li><li><p class=\"ds-markdown-paragraph\">High temperature \u2192 Increase HEMC dosage to 0.15%-0.20% for high-temperature conditions<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Improper <a href=\"https:\/\/tenessy.com\/products\/gypsum-retarder\/\">penghambat<\/a> dosage \u2192 Use a suitable retarder in conjunction<\/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\">Issue 4: Ripples or Unevenness on the Hardened Surface<\/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>Potential Causes &amp; Solutions:<\/strong><\/p><ul><li><p class=\"ds-markdown-paragraph\">Yield stress too high \u2192 Reduce HEMC dosage or switch to a lower viscosity grade<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Incomplete defoaming \u2192 Check the synergy between <a href=\"https:\/\/tenessy.com\/products\/powder-defoamer\/\">defoamer<\/a> and HEMC<\/p><\/li><li><p class=\"ds-markdown-paragraph\">Construction process issues \u2192 Ensure adequate mixing time and correct pouring method<\/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\">\u2166.Technical Advantages of 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\">Sebagai seorang profesional <a href=\"https:\/\/tenessy.com\/hpmc-supplier\/\">produsen selulosa eter<\/a>, TENESSY&#8217;s HEMC products are specifically optimized for <a href=\"https:\/\/tenessy.com\/applications\/drymix-mortar\/hemc-for-drymix-mortar\/\">mortar campuran kering<\/a> in construction:<\/p><ul><li><p class=\"ds-markdown-paragraph\"><strong>Kontrol Viskositas yang Tepat:<\/strong>\u00a0Offering a full range from 15,000 to 75,000 mPa\u00b7s to meet the exact needs of various self-leveling formulations.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Excellent Temperature Stability:<\/strong>\u00a0Gelation temperature exceeding 75\u00b0C, ensuring stable water retention and thickening performance even in high-temperature summer construction.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Low Air Entrainment Design:<\/strong>\u00a0Addressing the sensitivity of self-leveling compounds to air content by optimizing molecular structure to minimize unnecessary bubble introduction.<\/p><\/li><li><p class=\"ds-markdown-paragraph\"><strong>Batch-to-Batch Consistency:<\/strong>\u00a0A rigorous quality control system ensures consistent product performance from every 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\">Kesimpulan<\/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\">The problem of self-leveling mortar failing to level properly originates from an imbalance in rheological parameters. As an efficient rheology modifier, HEMC helps establish an ideal balance between &#8220;fluidity&#8221; and &#8220;stability&#8221; by precisely controlling yield stress and plastic viscosity. Correctly selecting the viscosity grade and dosage of HEMC, and making dynamic adjustments based on ambient temperature, is the key technical pathway to solving self-leveling fluidity issues.<\/p><p class=\"ds-markdown-paragraph\">TENESSY is committed to providing high-quality <a href=\"https:\/\/tenessy.com\/products\/cellulose-ether\/\">selulosa eter<\/a> products and professional technical support to the <a href=\"https:\/\/tenessy.com\/applications\/construction-and-building-solution\/\">industri konstruksi<\/a>. If you encounter any challenges in developing or optimizing your self-leveling formulations, please feel free to <a href=\"https:\/\/tenessy.com\/contact\/\">contact our technical team<\/a> for customized solutions.<\/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 the construction of cement-based self-leveling mortars, \u201cpoor fluidity and inability to level\u201d is the most common quality pain point. <\/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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