{"id":10977,"date":"2026-06-23T02:51:56","date_gmt":"2026-06-23T02:51:56","guid":{"rendered":"https:\/\/michemicals.com\/?p=10977"},"modified":"2026-06-23T03:32:33","modified_gmt":"2026-06-23T03:32:33","slug":"calcium-formate-in-tile-grout-fast-setting-chloride-free-early-strength-for-tiling-applications","status":"publish","type":"post","link":"https:\/\/michemicals.com\/ar\/calcium-formate-in-tile-grout-fast-setting-chloride-free-early-strength-for-tiling-applications\/","title":{"rendered":"Calcium Formate in Tile Grout: Fast Setting, Chloride-Free Early Strength for Tiling Applications"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"10977\" class=\"elementor elementor-10977\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-549960a4 elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" 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elementor-repeater-item-2770981 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/michemicals.com\/ar\/2026\/06\/23\/\">\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-fas-calendar-week\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V192H0v272zm64-192c0-8.8 7.2-16 16-16h288c8.8 0 16 7.2 16 16v64c0 8.8-7.2 16-16 16H80c-8.8 0-16-7.2-16-16v-64zM400 64h-48V16c0-8.8-7.2-16-16-16h-32c-8.8 0-16 7.2-16 16v48H160V16c0-8.8-7.2-16-16-16h-32c-8.8 0-16 7.2-16 16v48H48C21.5 64 0 85.5 0 112v48h448v-48c0-26.5-21.5-48-48-48z\"><\/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>\u064a\u0648\u0646\u064a\u0648 23, 2026<\/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<li class=\"elementor-icon-list-item elementor-repeater-item-6cd1462 elementor-inline-item\" itemprop=\"author\">\n\t\t\t\t\t\t<a href=\"https:\/\/michemicals.com\/ar\/author\/protizerr-com\/\">\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-user-circle\" viewBox=\"0 0 496 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M248 104c-53 0-96 43-96 96s43 96 96 96 96-43 96-96-43-96-96-96zm0 144c-26.5 0-48-21.5-48-48s21.5-48 48-48 48 21.5 48 48-21.5 48-48 48zm0-240C111 8 0 119 0 256s111 248 248 248 248-111 248-248S385 8 248 8zm0 448c-49.7 0-95.1-18.3-130.1-48.4 14.9-23 40.4-38.6 69.6-39.5 20.8 6.4 40.6 9.6 60.5 9.6s39.7-3.1 60.5-9.6c29.2 1 54.7 16.5 69.6 39.5-35 30.1-80.4 48.4-130.1 48.4zm162.7-84.1c-24.4-31.4-62.1-51.9-105.1-51.9-10.2 0-26 9.6-57.6 9.6-31.5 0-47.4-9.6-57.6-9.6-42.9 0-80.6 20.5-105.1 51.9C61.9 339.2 48 299.2 48 256c0-110.3 89.7-200 200-200s200 89.7 200 200c0 43.2-13.9 83.2-37.3 115.9z\"><\/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-author\">\n\t\t\t\t\t\t\t\t\t\tmichem\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-74dce406 e-flex e-con-boxed e-con e-parent\" data-id=\"74dce406\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-403c342a e-con-full e-flex e-con e-child\" data-id=\"403c342a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-61f26c09 e-con-full e-flex e-con e-child\" data-id=\"61f26c09\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44d29cd7 elementor-widget elementor-widget-heading\" data-id=\"44d29cd7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Introduction<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8ed006a elementor-widget elementor-widget-text-editor\" data-id=\"8ed006a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Tile grout (also called jointing compound or tile filler) is the final step in any tiling installation \u2014 and often the most time-critical. In commercial flooring projects, hotel renovations, and production-line tile manufacturing,\u00a0<strong>the faster the grout reaches walkable strength, the sooner the next trade can enter or the product can ship<\/strong>.<\/p><p><strong>Calcium formate (Ca(HCOO)\u2082)<\/strong>\u00a0is an organic, chloride-free concrete and mortar accelerator that has found a specialized niche in\u00a0<strong>tile grout formulations<\/strong>\u00a0\u2014 accelerating early strength development without the chromium contamination risk of traditional accelerators. This guide explains the chemistry, dosage, formulation effects, and compliance context for calcium formate in tile grout systems.<\/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<div class=\"elementor-element elementor-element-785d4f33 e-flex e-con-boxed e-con e-parent\" data-id=\"785d4f33\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-64ce413a e-con-full e-flex e-con e-child\" data-id=\"64ce413a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-318749e2 e-con-full e-flex e-con e-child\" data-id=\"318749e2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-6d1912a e-con-full e-flex e-con e-child\" data-id=\"6d1912a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1f37c0a elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"1f37c0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;,&quot;h4&quot;,&quot;h5&quot;,&quot;h6&quot;],&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__1f37c0a\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__1f37c0a\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__1f37c0a\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee11474 elementor-widget elementor-widget-text-editor\" data-id=\"ee11474\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>1. The Challenge: Why Tile Grout Needs Acceleration<\/h2><p>Standard cementitious tile grout (EN 13888 CG1 or CG2) achieves:<\/p><ul><li><strong>Walkable strength<\/strong>\u00a0(\u2265 0.5 MPa compressive) in 3\u20136 hours at 20\u00b0C<\/li><li><strong>Full cure<\/strong>\u00a0(\u2265 15 MPa compressive) at 28 days<\/li><\/ul><p>In hot\/dry conditions (GCC summer: 35\u201345\u00b0C), hydration accelerates slightly, but moisture loss also increases, reducing final strength. In cold conditions (&lt; 10\u00b0C), hydration slows dramatically \u2014 tiles may not be walkable for 12\u201324 hours.<\/p><p><strong>Project demands for accelerated grout:<\/strong><\/p><ul><li>Commercial kitchen and bathroom installations (early return to service)<\/li><li>Hospital and food processing facilities (hygiene compliance requires short closure)<\/li><li>Precast tile panels (demolding and shipping within 24 hours)<\/li><li>Exterior cladding panels (winter installation without heating)<\/li><\/ul><p>Traditional solutions (calcium chloride, aluminates) create problems:<\/p><ul><li><strong>CaCl\u2082:<\/strong>\u00a0Causes efflorescence, corrosion of embedded metal, and staining of colored grout<\/li><li><strong>Calcium aluminate additions:<\/strong>\u00a0Alters color, reduces long-term sulfate resistance<\/li><li><strong>Heat curing:<\/strong>\u00a0Costly and impractical on-site<\/li><\/ul><p><strong>Calcium formate<\/strong>\u00a0solves the acceleration need without these drawbacks.<\/p><hr \/><h2>2. How Calcium Formate Accelerates Cementitious Systems<\/h2><p>Calcium formate accelerates the hydration of tricalcium silicate (C\u2083S) and tricalcium aluminate (C\u2083A) by:<\/p><ol><li><strong>Providing additional Ca\u00b2\u207a ions<\/strong>\u00a0that shift the ionic equilibrium in pore solution, promoting earlier precipitation of C-S-H gel<\/li><li><strong>Formate anion (HCOO\u207b) interaction<\/strong>\u00a0with aluminate phases, modifying the formation of ettringite to produce more C-A-H hydrates<\/li><li><strong>Reducing the dormancy period<\/strong>\u00a0(induction period) in cement hydration from 2\u20134 hours to 0.5\u20131.5 hours<\/li><\/ol><p>The net result:\u00a0<strong>cement paste achieves its penetration resistance threshold 30\u201350% earlier<\/strong>\u00a0than without the accelerator.<\/p><h3>Key Advantage: Chloride-Free<\/h3><p>Unlike calcium chloride (the traditional go-to accelerator), calcium formate:<\/p><ul><li>Does\u00a0<strong>not<\/strong>\u00a0corrode steel or aluminum fixtures embedded in tile installation systems<\/li><li>Does\u00a0<strong>not<\/strong>\u00a0cause white efflorescence on colored or dark grout<\/li><li>Is\u00a0<strong>not<\/strong>\u00a0restricted by concrete\/mortar standards for reinforced applications<\/li><li>Is fully compliant with\u00a0<strong>chloride-sensitive environments<\/strong>\u00a0(coastal, marine, humid)<\/li><\/ul><hr \/><h2>3. Effect of Calcium Formate on Tile Grout Setting Time<\/h2><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Calcium Formate Dosage (% by cement weight)<\/th><th>Initial Set (min)<\/th><th>Final Set (min)<\/th><th>Walkable @ 20\u00b0C<\/th><th>Walkable @ 10\u00b0C<\/th><\/tr><\/thead><tbody><tr><td>0% (control)<\/td><td>110<\/td><td>185<\/td><td>4.5 hours<\/td><td>9.5 hours<\/td><\/tr><tr><td>0.5%<\/td><td>90<\/td><td>155<\/td><td>3.5 hours<\/td><td>7.5 hours<\/td><\/tr><tr><td>1.0%<\/td><td>70<\/td><td>125<\/td><td>2.8 hours<\/td><td>6.0 hours<\/td><\/tr><tr><td>1.5%<\/td><td>55<\/td><td>100<\/td><td>2.2 hours<\/td><td>4.5 hours<\/td><\/tr><tr><td>2.0%<\/td><td>45<\/td><td>85<\/td><td>1.8 hours<\/td><td>3.5 hours<\/td><\/tr><tr><td>3.0%<\/td><td>32<\/td><td>65<\/td><td>1.3 hours<\/td><td>2.5 hours<\/td><\/tr><\/tbody><\/table><\/div><p><em>Measured per EN 196-3 (Vicat needle); mix: CG2 grout, w\/c 0.30, OPC 52.5R, quartz sand 0.1\u20130.5mm, HPMC 0.2%, 20\u00b0C\/50% RH.<\/em><\/p><p><strong>Recommended dosage: 1.0\u20132.0% by cement weight<\/strong>\u00a0for most applications. Higher doses (&gt; 2.5%) may reduce long-term strength and increase flash setting risk.<\/p><hr \/><h2>4. Effect on Compressive Strength Development<\/h2><p>Calcium formate accelerates early strength without compromising 28-day performance:<\/p><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Dosage<\/th><th>1-Day (MPa)<\/th><th>3-Day (MPa)<\/th><th>7-Day (MPa)<\/th><th>28-Day (MPa)<\/th><\/tr><\/thead><tbody><tr><td>0%<\/td><td>4.2<\/td><td>10.5<\/td><td>14.8<\/td><td>22.1<\/td><\/tr><tr><td>1.0%<\/td><td>6.8<\/td><td>13.2<\/td><td>17.5<\/td><td>23.0<\/td><\/tr><tr><td>1.5%<\/td><td>8.5<\/td><td>15.0<\/td><td>19.2<\/td><td>22.8<\/td><\/tr><tr><td>2.0%<\/td><td>10.2<\/td><td>16.8<\/td><td>20.5<\/td><td>22.5<\/td><\/tr><tr><td>3.0%<\/td><td>12.1<\/td><td>17.5<\/td><td>20.8<\/td><td>21.9<\/td><\/tr><\/tbody><\/table><\/div><p><em>Observations: 1-day strength more than doubles at 2.0% dosage; 28-day strength maintained or marginally improved.<\/em><\/p><hr \/><h2>5. Tile Grout Formulations with Calcium Formate<\/h2><h3>5.1 Standard Enhanced-Set Tile Grout (CG2 \u2014 improved performance)<\/h3><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Component<\/th><th>% by Weight<\/th><\/tr><\/thead><tbody><tr><td>OPC 52.5R Cement<\/td><td>45\u201355<\/td><\/tr><tr><td>Quartz Sand (0.1\u20130.5 mm)<\/td><td>30\u201340<\/td><\/tr><tr><td>Limestone Filler<\/td><td>5\u201310<\/td><\/tr><tr><td>Michem HPMC MH75K (~75,000 cP)<\/td><td>0.20\u20130.30<\/td><\/tr><tr><td>MikaVAE RDP 5010R<\/td><td>1.5\u20133.0<\/td><\/tr><tr><td><strong>Michem Calcium Formate<\/strong><\/td><td><strong>1.0\u20131.5<\/strong><\/td><\/tr><tr><td>Inorganic Pigment<\/td><td>0\u20135 (as required)<\/td><\/tr><\/tbody><\/table><\/div><p><em>W\/P Ratio: 0.26\u20130.32 | Initial set: 60\u201380 min | 28-day compressive: \u2265 20 MPa | EN 13888 CG2 compliant<\/em><\/p><h3>5.2 Fast-Set Grout for Commercial \/ Healthcare Facilities<\/h3><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Component<\/th><th>% by Weight<\/th><\/tr><\/thead><tbody><tr><td>OPC 52.5R Cement<\/td><td>50\u201358<\/td><\/tr><tr><td>Aluminate Cement (CAC 40, optional)<\/td><td>0\u20135<\/td><\/tr><tr><td>Quartz Sand (0.15\u20130.6 mm)<\/td><td>28\u201335<\/td><\/tr><tr><td>Limestone Powder<\/td><td>5\u20138<\/td><\/tr><tr><td>Michem HPMC MH04K<\/td><td>0.15\u20130.25<\/td><\/tr><tr><td>MikaVAE RDP 5030FN<\/td><td>2.0\u20133.5<\/td><\/tr><tr><td><strong>Michem Calcium Formate<\/strong><\/td><td><strong>2.0\u20132.5<\/strong><\/td><\/tr><tr><td>Calcium Carbonate (fine)<\/td><td>3\u20135<\/td><\/tr><\/tbody><\/table><\/div><p><em>Initial set: 40\u201355 min | Walkable: \u2264 2 hours @ 20\u00b0C | 28-day: \u2265 22 MPa<\/em><\/p><h3>5.3 Cold Weather Fast-Set Grout (&lt; 10\u00b0C Application)<\/h3><p>For winter tiling or refrigerated room floors:<\/p><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Component<\/th><th>% by Weight<\/th><\/tr><\/thead><tbody><tr><td>OPC 52.5R Cement<\/td><td>52\u201358<\/td><\/tr><tr><td>Aluminate Cement<\/td><td>5\u20138<\/td><\/tr><tr><td>Quartz Sand<\/td><td>27\u201332<\/td><\/tr><tr><td><a href=\"https:\/\/michemicals.com\/cellulose-ether\/hydroxypropyl-methylcellulose\/\">Michem HPMC<\/a> MH75K<\/td><td>0.25\u20130.35<\/td><\/tr><tr><td>Michem RDP 5002T (low Tg)<\/td><td>2.0\u20133.0<\/td><\/tr><tr><td><a href=\"https:\/\/michemicals.com\/various-performance-additives\/calcium-formate\/\"><strong>Michem Calcium Formate<\/strong><\/a><\/td><td><strong>2.5\u20133.0<\/strong><\/td><\/tr><tr><td>Antifreeze Agent (propylene glycol)<\/td><td>0\u20130.5<\/td><\/tr><\/tbody><\/table><\/div><p><em>Walkable @ 5\u00b0C: \u2264 4 hours | Frost resistance after 24h<\/em><\/p><hr \/><h2>6. Compatibility Considerations<\/h2><h3>6.1 Calcium Formate + HPMC<\/h3><p>Fully compatible. HPMC does not react with formate ions. The combined effect:<\/p><ul><li>HPMC provides water retention to sustain hydration<\/li><li>Calcium formate accelerates the hydration rate within the retained moisture environment<\/li><li>Together: faster strength without premature drying<\/li><\/ul><h3>6.2 Calcium Formate + RDP (Redispersible Polymer Powder)<\/h3><p>Fully compatible. The polymer film forms independently of the formate-accelerated cement hydration. No adverse interaction observed.<\/p><h3>6.3 Calcium Formate + Pigments<\/h3><p>Important note: calcium formate is\u00a0<strong>slightly bleaching<\/strong>\u00a0at high dosages (&gt; 2.5%) with some organic pigments. For dark or bright colors:<\/p><ul><li>Use inorganic mineral pigments (iron oxides, chromium green) \u2014 fully stable<\/li><li>Test calcium formate interaction with each pigment lot at full formulation dose<\/li><li>If color shift is observed, reduce dosage to 1.0\u20131.5% and compensate with early-strength OPC grade<\/li><\/ul><h3>6.4 Calcium Formate + Retarders<\/h3><p><strong>Incompatible<\/strong>\u00a0\u2014 never use calcium formate alongside setting retarders (citric acid, tartaric acid, gluconate). They directly counteract the acceleration effect. Choose one or the other based on project temperature.<\/p><hr \/><h2>7. Quality Specifications for Calcium Formate in Tile Grout<\/h2><p>When sourcing calcium formate, key quality parameters for tile grout applications:<\/p><div class=\"cb-markdown-table-wrapper\"><table><thead><tr><th>Parameter<\/th><th>Specification<\/th><th>Test Method<\/th><\/tr><\/thead><tbody><tr><td>Purity (Ca(HCOO)\u2082)<\/td><td>\u2265 98.0%<\/td><td>Titration \/ HPLC<\/td><\/tr><tr><td>Appearance<\/td><td>White crystalline powder<\/td><td>Visual<\/td><\/tr><tr><td>Moisture content<\/td><td>\u2264 0.5%<\/td><td>Karl Fischer<\/td><\/tr><tr><td>Bulk density<\/td><td>800\u2013950 kg\/m\u00b3<\/td><td>ISO 697<\/td><\/tr><tr><td>Heavy metals (Pb, As, Hg)<\/td><td>&lt; 10 ppm each<\/td><td>ICP-MS<\/td><\/tr><tr><td>Chloride content<\/td><td>&lt; 50 ppm<\/td><td>Argentometric<\/td><\/tr><tr><td>pH (10% solution)<\/td><td>7.0\u20138.0<\/td><td>pH meter<\/td><\/tr><\/tbody><\/table><\/div><p><strong>Michem Calcium Formate<\/strong>\u00a0meets all specifications above and is produced without chloride contamination risk, suitable for tile grout, dry mix mortar, and concrete admixture applications. Shelf life: 12 months.<\/p><hr \/><h2>8. Market Context<\/h2><h3>India<\/h3><ul><li>Rapid growth in large-format tile adoption (600\u00d7600 mm, 800\u00d7800 mm, 1200\u00d7600 mm slabs)<\/li><li>Fast-set grout demand increasing in tier-1 commercial projects (malls, IT parks, hotels)<\/li><li>Standard reference: IS 12118 (White Portland Cement for grout) + IS 4457<\/li><\/ul><h3>Saudi Arabia \/ UAE<\/h3><ul><li>Construction boom (NEOM, Saudi Vision 2030, Dubai Expo legacy projects)<\/li><li>Tight construction schedules drive demand for fast-set systems<\/li><li>Exterior cladding panels in extreme heat require controlled acceleration (2.0%)<\/li><li>SASO 14 compliance for tile grout<\/li><\/ul><h3>Brazil<\/h3><ul><li>Growing residential ceramic tile market (Brazil = world&#8217;s 2nd largest tile consumer)<\/li><li>NBR 14992 (Tile Grout) compliance required<\/li><li>Fast-set products in demand for commercial renovation (shopping centers, food courts)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-849a081 elementor-widget elementor-widget-heading\" data-id=\"849a081\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">8. Frequently Asked Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce9e645 elementor-widget elementor-widget-accordion\" data-id=\"ce9e645\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2161\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2161\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"icon icon-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"icon icon-minus\"><\/i><\/span>\n\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<a class=\"elementor-accordion-title\" tabindex=\"0\">What is the maximum safe dosage of calcium formate in tile grout?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2161\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2161\"><p>For optimal performance, stay at 1.0\u20132.0% by cement weight. At 3.0%, flash set risk increases and 28-day strength begins to decline. Always test each formulation before commercial production.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2162\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2162\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"icon icon-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"icon icon-minus\"><\/i><\/span>\n\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<a class=\"elementor-accordion-title\" tabindex=\"0\">Does calcium formate cause efflorescence in tile grout? <\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2162\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2162\"><p>Unlike calcium chloride, calcium formate does not cause chloride-related efflorescence. However, calcium formate at high doses (&gt; 2.5%) may contribute to slight calcium salt migration in high-humidity environments. Stay within 1.5\u20132.0% to minimize risk.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2163\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2163\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"icon icon-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"icon icon-minus\"><\/i><\/span>\n\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<a class=\"elementor-accordion-title\" tabindex=\"0\"> Is calcium formate suitable for colored tile grout?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2163\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2163\"><p>Yes, at dosages \u2264 2.0% with inorganic pigments. For organic pigments or sensitive colors, test each combination. Calcium formate is a far safer choice than calcium chloride, which invariably causes bleaching of organic pigments.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2164\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-2164\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"icon icon-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"icon icon-minus\"><\/i><\/span>\n\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<a class=\"elementor-accordion-title\" tabindex=\"0\">How does calcium formate compare to calcium nitrite as an accelerator? <\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2164\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-2164\"><p>\u00a0Calcium nitrite is primarily used as a corrosion inhibitor-accelerator in reinforced concrete. For tile grout (typically unreinforced), calcium formate is preferred: lower cost, equivalent acceleration, no nitrite handling restrictions.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2165\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-2165\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"icon icon-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"icon icon-minus\"><\/i><\/span>\n\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<a class=\"elementor-accordion-title\" tabindex=\"0\"> Can calcium formate be used with epoxy tile grout systems?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2165\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-2165\"><p>No. Epoxy grout is a two-component resin system that does not contain OPC cement. Calcium formate only accelerates cementitious systems. Do not add to epoxy grout.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-051e75c elementor-widget elementor-widget-text-editor\" data-id=\"051e75c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h2>Fast-Track Your Tiling Projects with Michem Calcium Formate<\/h2><p>Michem supplies\u00a0<strong>high-purity calcium formate (\u2265 98% purity, chloride &lt; 50 ppm)<\/strong>\u00a0for tile grout manufacturers, dry mix producers, and construction chemical formulators across India, Saudi Arabia, UAE, and Brazil.<\/p><p>\ud83d\udce7\u00a0<strong>Request specification sheets, samples, and formulation consultation:<\/strong>\u00a0\ud83d\udc49\u00a0<a href=\"https:\/\/michemicals.com\/contact-us\" target=\"_blank\" rel=\"noopener noreferrer\">Contact Michem at michemicals.com\/contact<\/a><\/p><p><em>Packaging: 25 kg kraft bags | Shelf life: 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class=\"elementor-button-text\">Superplasticizer<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16bb3fd9 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"16bb3fd9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/michemicals.com\/various-performance-additives\/\" target=\"_blank\">\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\">Other Products<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29048cff elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"29048cff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\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<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zM140 300h116v70.9c0 10.7 13 16.1 20.5 8.5l114.3-114.9c4.7-4.7 4.7-12.2 0-16.9l-114.3-115c-7.6-7.6-20.5-2.2-20.5 8.5V212H140c-6.6 0-12 5.4-12 12v64c0 6.6 5.4 12 12 12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Product Applications<\/span>\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 class=\"elementor-element elementor-element-5dff6881 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"5dff6881\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\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 class=\"elementor-element elementor-element-5b1ea3dd elementor-align-left elementor-widget elementor-widget-button\" data-id=\"5b1ea3dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/michemicals.com\/applications\/dry-mix-mortar\/\" target=\"_blank\">\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\">Construction Materials<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ef67eed elementor-align-left elementor-widget elementor-widget-button\" data-id=\"4ef67eed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/michemicals.com\/applications\/paints-and-coatings\/\" target=\"_blank\">\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\">Paints &amp; Coatings <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5cc2e903 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"5cc2e903\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/michemicals.com\/applications\/daily-chemicals-personal-care\/\" target=\"_blank\">\n\t\t\t\t\t\t<span 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data-id=\"4b640a2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/michemicals.com\/applications\/oil-drilling-additives-solutions\/\" target=\"_blank\">\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\">Oil Drilling<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\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-13540baa elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"13540baa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\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<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-hand-point-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M428.8 137.6h-86.177a115.52 115.52 0 0 0 2.176-22.4c0-47.914-35.072-83.2-92-83.2-45.314 0-57.002 48.537-75.707 78.784-7.735 12.413-16.994 23.317-25.851 33.253l-.131.146-.129.148C135.662 161.807 127.764 168 120.8 168h-2.679c-5.747-4.952-13.536-8-22.12-8H32c-17.673 0-32 12.894-32 28.8v230.4C0 435.106 14.327 448 32 448h64c8.584 0 16.373-3.048 22.12-8h2.679c28.688 0 67.137 40 127.2 40h21.299c62.542 0 98.8-38.658 99.94-91.145 12.482-17.813 18.491-40.785 15.985-62.791A93.148 93.148 0 0 0 393.152 304H428.8c45.435 0 83.2-37.584 83.2-83.2 0-45.099-38.101-83.2-83.2-83.2zm0 118.4h-91.026c12.837 14.669 14.415 42.825-4.95 61.05 11.227 19.646 1.687 45.624-12.925 53.625 6.524 39.128-10.076 61.325-50.6 61.325H248c-45.491 0-77.21-35.913-120-39.676V215.571c25.239-2.964 42.966-21.222 59.075-39.596 11.275-12.65 21.725-25.3 30.799-39.875C232.355 112.712 244.006 80 252.8 80c23.375 0 44 8.8 44 35.2 0 35.2-26.4 53.075-26.4 70.4h158.4c18.425 0 35.2 16.5 35.2 35.2 0 18.975-16.225 35.2-35.2 35.2zM88 384c0 13.255-10.745 24-24 24s-24-10.745-24-24 10.745-24 24-24 24 10.745 24 24z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Contact Us<\/span>\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 class=\"elementor-element elementor-element-106602b0 elementor-widget elementor-widget-text-editor\" data-id=\"106602b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Please contact me for the latest quote or to request a sample test (our samples are free and include shipping).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a04118c elementor-button-align-stretch elementor-widget elementor-widget-form\" 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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\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Email\" 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-type-text elementor-field-group elementor-column elementor-field-group-Company elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[Company]\" id=\"form-field-Company\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Company\">\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-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t<textarea class=\"elementor-field-textual 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9.4 24.6 9.4 33.9 0l136-136c9.4-9.2 9.4-24.4 0-33.8z\"><\/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\">Send Inquiry Now<\/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<\/form>\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Introduction Tile grout (also called jointing compound or tile filler) is the final step in any tiling installation \u2014 and often the most time-critical. In commercial flooring projects, hotel renovations, and production-line tile manufacturing,\u00a0the faster the grout reaches walkable strength, the sooner the next trade can enter or the product can ship. Calcium formate (Ca(HCOO)\u2082)\u00a0is [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10979,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_angie_page":false,"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","page_builder":"","footnotes":""},"categories":[1],"tags":[139,175,173,174,172,176],"class_list":["post-10977","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-calcium-formate","tag-cementitious-grout","tag-fast-setting-grout","tag-grout-admixture","tag-tile-grout","tag-tile-installation"],"_links":{"self":[{"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/posts\/10977","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/comments?post=10977"}],"version-history":[{"count":9,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/posts\/10977\/revisions"}],"predecessor-version":[{"id":10988,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/posts\/10977\/revisions\/10988"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/media\/10979"}],"wp:attachment":[{"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/media?parent=10977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/categories?post=10977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/michemicals.com\/ar\/wp-json\/wp\/v2\/tags?post=10977"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}