{"id":22673,"date":"2025-07-05T16:41:27","date_gmt":"2025-07-05T08:41:27","guid":{"rendered":"https:\/\/landu-china.com\/?page_id=22673"},"modified":"2025-07-05T16:53:28","modified_gmt":"2025-07-05T08:53:28","slug":"hydroxyethyl-cellulose-hec-in-drilling-fluids-the-ultimate-viscosity-solution","status":"publish","type":"page","link":"https:\/\/landu-china.com\/en\/hydroxyethyl-cellulose-hec-in-drilling-fluids-the-ultimate-viscosity-solution\/","title":{"rendered":"Hydroxyethyl Cellulose (HEC) in Drilling Fluids: The Ultimate Viscosity Solution?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"22673\" class=\"elementor elementor-22673\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7fd4638 e-flex e-con-boxed e-con e-parent\" data-id=\"7fd4638\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5a43405 elementor-widget elementor-widget-heading\" data-id=\"5a43405\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Hydroxyethyl Cellulose (HEC) in Drilling Fluids: The Ultimate Viscosity Solution?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80e8a8b elementor-widget elementor-widget-text-editor\" data-id=\"80e8a8b\" 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>The oil and gas industry constantly faces the challenge of optimizing drilling fluid performance to ensure efficient and safe well construction. Issues like inadequate viscosity control, excessive fluid loss into the formation, and poor cuttings suspension can lead to costly delays, formation damage, and even wellbore instability. Are you looking for ways to make your drilling fluid work better, reducing these risks and improving overall drilling operations? Then Hydroxyethyl Cellulose (HEC) might be exactly what you need.<\/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-a76530a e-flex e-con-boxed e-con e-parent\" data-id=\"a76530a\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-dab5bad e-con-full e-flex e-con e-child\" data-id=\"dab5bad\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-8b9b22c e-con-full e-flex e-con e-child\" data-id=\"8b9b22c\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3d00a7e elementor-widget elementor-widget-image\" data-id=\"3d00a7e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose.jpg\" class=\"attachment-large size-large wp-image-22176\" alt=\"LANDU-HEC-Hydroxyethyl-Cellulose\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-18x12.jpg 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-9ea255a elementor-widget elementor-widget-image\" data-id=\"9ea255a\" 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=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet.jpg\" class=\"attachment-large size-large wp-image-22714\" alt=\"LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-HEC-Hydroxyethyl-Cellulose-product-pallet-18x12.jpg 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>\n\t\t<div class=\"elementor-element elementor-element-e39cada e-con-full e-flex e-con e-child\" data-id=\"e39cada\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e4f4493 elementor-widget elementor-widget-image\" data-id=\"e4f4493\" 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=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-Hydroxyethyl-Cellulose.jpg\" class=\"attachment-large size-large wp-image-22701\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-Hydroxyethyl-Cellulose.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-Hydroxyethyl-Cellulose-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-Hydroxyethyl-Cellulose-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-Hydroxyethyl-Cellulose-18x12.jpg 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>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7c7d360 e-con-full e-flex e-con e-child\" data-id=\"7c7d360\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3fb3201 elementor-widget elementor-widget-heading\" data-id=\"3fb3201\" 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\">What Exactly is Hydroxyethyl Cellulose?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a3c3138 elementor-widget elementor-widget-image\" data-id=\"a3c3138\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-ff6a4d6 elementor-widget elementor-widget-html\" data-id=\"ff6a4d6\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p><a href=\"https:\/\/landu-china.com\/en\/hydroxyethyl-cellulose-hec\/\">Hydroxyethyl Cellulose<\/a>, or HEC, is a non-ionic, water-soluble polymer derived from cellulose. Think of cellulose as the structural backbone of plants \u2013 the stuff that makes up wood and cotton. HEC is created by modifying this natural polymer with hydroxyethyl groups, making it readily soluble in water. This modification process gives HEC unique properties that are highly beneficial in drilling fluid applications. <\/p>\n<p>It is essentially a thickening agent, much like cornstarch in gravy, but with added functionalities specifically tailored for the demanding environment of a drilling well. It increases the viscosity of the drilling fluid, helping to suspend drill cuttings and control fluid loss into the surrounding formation. Because it is non-ionic, HEC is less susceptible to interference from salts and other contaminants commonly found downhole, maintaining its effectiveness even under harsh conditions.<\/p>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-effaf69 elementor-align-left elementor-widget elementor-widget-button\" data-id=\"effaf69\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE1MTkiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send Inquiry<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fad576d e-flex e-con-boxed e-con e-parent\" data-id=\"fad576d\" 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-467de12 elementor-widget elementor-widget-heading\" data-id=\"467de12\" 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\">How Does HEC Work in Drilling Fluids?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0bcb0b elementor-widget elementor-widget-image\" data-id=\"f0bcb0b\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-197124a elementor-widget elementor-widget-html\" data-id=\"197124a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>HEC\u2019s functionality in drilling fluids can be understood through a combination of its thickening, suspension, and fluid loss control mechanisms:<\/p>\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-126a092 e-flex e-con-boxed e-con e-parent\" data-id=\"126a092\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6e269aa e-con-full e-flex e-con e-child\" data-id=\"6e269aa\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01b6859 elementor-widget elementor-widget-heading\" data-id=\"01b6859\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Fluid Loss Control (Sealing the Gaps)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61d5581 elementor-widget elementor-widget-html\" data-id=\"61d5581\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>The geological formations surrounding the wellbore are often porous and permeable. Without proper fluid loss control, the liquid phase of the drilling fluid can seep into these formations, leading to several problems:<\/p>\n\n<ul>\n    <li><b>Formation Damage:<\/b> The invasion of drilling fluid filtrate can alter the permeability and wettability of the formation, reducing its potential to produce oil or gas.<\/li>\n    <li><b>Wellbore Instability:<\/b> Fluid loss can weaken the wellbore walls, increasing the risk of collapse or sloughing.<\/li>\n    <li><b>Differential Sticking:<\/b> The drill string can become stuck against the wellbore wall due to the pressure differential created by fluid loss.<\/li>\n<\/ul>\n\n<p>HEC helps to minimize fluid loss by increasing the viscosity of the fluid at the wellbore face and forming a filter cake. This filter cake acts as a barrier, preventing excessive fluid invasion into the formation. It is analogous to plugging the holes in a sieve with a fine powder, reducing the amount of liquid that can pass through.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c376bdc e-con-full e-flex e-con e-child\" data-id=\"c376bdc\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-83da608 elementor-widget elementor-widget-image\" data-id=\"83da608\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC.jpg\" class=\"attachment-large size-large wp-image-22733\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-18x12.jpg 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-b54a3f0 elementor-widget elementor-widget-image\" data-id=\"b54a3f0\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"507\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-solution-performance.jpg\" class=\"attachment-large size-large wp-image-22689\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-solution-performance.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-solution-performance-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-solution-performance-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e397b54 e-flex e-con-boxed e-con e-parent\" data-id=\"e397b54\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-229560d e-con-full e-flex e-con e-child\" data-id=\"229560d\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-95297ca elementor-widget elementor-widget-heading\" data-id=\"95297ca\" 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. Viscosity Enhancement (The Thickening Action)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8290d83 elementor-widget elementor-widget-html\" data-id=\"8290d83\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>Imagine trying to carry rocks in a thin, watery stream. They'd quickly sink, right? HEC acts like adding a thickening agent to the stream, making it more viscous. At a molecular level, HEC polymers create a network within the water-based drilling fluid. This network physically impedes the flow of the fluid, resulting in increased viscosity. Higher viscosity translates to better carrying capacity for drill cuttings.  This is crucial for efficient hole cleaning, a key aspect of drilling fluid performance.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6eb6e8a e-con-full e-flex e-con e-child\" data-id=\"6eb6e8a\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-44c18c6 elementor-widget elementor-widget-heading\" data-id=\"44c18c6\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Cuttings Suspension (Keeping Things Afloat)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87285f5 elementor-widget elementor-widget-html\" data-id=\"87285f5\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>As the drill bit grinds through rock, it produces cuttings. These cuttings need to be efficiently removed from the wellbore to prevent bit balling, reduce friction, and maintain drilling efficiency. The increased viscosity imparted by HEC allows the drilling fluid to suspend these cuttings effectively, preventing them from settling at the bottom of the hole and hindering the drilling process. It's like adding buoyancy to the cuttings, helping them to \"float\" upwards in the fluid.<\/p>\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-fc735be e-flex e-con-boxed e-con e-parent\" data-id=\"fc735be\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-177fe94 e-con-full e-flex e-con e-child\" data-id=\"177fe94\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ea6aa1b elementor-widget elementor-widget-image\" data-id=\"ea6aa1b\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-free-sample.jpg\" class=\"attachment-large size-large wp-image-22696\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-free-sample.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-free-sample-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-free-sample-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-free-sample-18x12.jpg 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>\n\t\t<div class=\"elementor-element elementor-element-cb4e646 e-con-full e-flex e-con e-child\" data-id=\"cb4e646\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-33bdc03 elementor-widget elementor-widget-heading\" data-id=\"33bdc03\" 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\">Application Grades of HEC in Drilling Fluids<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dd36bc elementor-widget elementor-widget-image\" data-id=\"1dd36bc\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-5b5f7ee elementor-widget elementor-widget-html\" data-id=\"5b5f7ee\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>The oil and gas industry utilizes various grades of HEC tailored for specific drilling conditions and performance requirements. Here's a breakdown of common application levels:<\/p>\n\n<ul>\n    <li><b>Basic HEC (Standard Grade):<\/b> This is the most economical option, suitable for shallow wells with relatively simple geology and low bottom-hole temperatures. It primarily functions as a viscosity enhancer and fluid loss reducer in freshwater-based muds.<\/li>\n    <li><b>Modified HEC (Enhanced Performance Grade):<\/b> These HEC grades are chemically modified to improve their performance under more challenging conditions, such as higher temperatures or saline environments. Modifications can enhance thermal stability, salt tolerance, and shear resistance. These are commonly used in deeper wells and those with known salinity issues.<\/li>\n    <li><b>Specialty HEC (High-Performance Grade):<\/b> These are highly specialized HEC products designed for demanding applications, such as:\n        <ul>\n            <li><b>High-Temperature Wells:<\/b> Modified to maintain viscosity and fluid loss control at extreme temperatures (above 300\u00b0F).<\/li>\n            <li><b>High-Salinity Wells:<\/b> Optimized for use in saturated salt environments without significant viscosity loss.<\/li>\n            <li><b>Shale Inhibition:<\/b> Incorporating shale inhibitors to prevent shale swelling and dispersion, enhancing wellbore stability.<\/li>\n            <li><b>Fracturing Fluids:<\/b> Some HEC grades can be used as friction reducers in hydraulic fracturing operations.<\/li>\n        <\/ul>\n    <\/li>\n<\/ul>\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-7ee644c e-flex e-con-boxed e-con e-parent\" data-id=\"7ee644c\" 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-4a69807 elementor-widget elementor-widget-heading\" data-id=\"4a69807\" 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\">Key Benefits of Using HEC in Drilling Fluids<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de4fc30 elementor-widget elementor-widget-image\" data-id=\"de4fc30\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1abe4eb e-flex e-con-boxed e-con e-child\" data-id=\"1abe4eb\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-110765a e-con-full e-flex e-con e-child\" data-id=\"110765a\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca6dc9e elementor-widget elementor-widget-html\" data-id=\"ca6dc9e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ul>\n    <li><b>Superior Viscosity Control:<\/b> Achieve optimal viscosity for cuttings suspension, hole cleaning, and maintaining wellbore stability. This ensures efficient drilling and reduces the risk of costly problems.\n        <ul>\n            <li><i>Improved Hole Cleaning:<\/i> Efficient removal of cuttings from the wellbore.<\/li>\n            <li><i>Enhanced Cuttings Suspension:<\/i> Prevents settling and bit balling.<\/li>\n            <li><i>Reduced Torque and Drag:<\/i> Minimizes friction between the drill string and the wellbore.<\/li>\n        <\/ul>\n    <\/li>\n    <li><b>Effective Fluid Loss Reduction:<\/b> Minimize fluid invasion into the formation, preventing damage and maintaining wellbore integrity. This preserves the productive capacity of the formation and reduces the risk of wellbore collapse.\n        <ul>\n            <li><i>Minimized Formation Damage:<\/i> Preserves permeability and wettability.<\/li>\n            <li><i>Improved Wellbore Stability:<\/i> Reduces the risk of collapse or sloughing.<\/li>\n            <li><i>Reduced Differential Sticking:<\/i> Prevents the drill string from becoming stuck.<\/li>\n        <\/ul>\n    <\/li>\n    <li><b>Enhanced Suspension Properties:<\/b> Keep weighting agents and other solid additives evenly dispersed in the drilling fluid, ensuring consistent performance. This prevents settling and maintains the desired fluid density throughout the drilling process.\n        <ul>\n            <li><i>Uniform Fluid Density:<\/i> Prevents settling of weighting agents.<\/li>\n            <li><i>Stable Suspension of Additives:<\/i> Ensures consistent fluid performance.<\/li>\n            <li><i>Improved Measurement Accuracy:<\/i> Provides reliable data for wellbore analysis.<\/li>\n        <\/ul>\n    <\/li>\n    <li><b>Excellent Compatibility:<\/b> HEC is compatible with a wide range of other drilling fluid additives, allowing for flexible formulation and optimization. This simplifies the design of drilling fluids and reduces the risk of incompatibility issues.<\/li>\n    <li><b>Environmentally Friendly:<\/b> HEC is derived from a renewable resource (cellulose) and is generally considered to be biodegradable and environmentally friendly. This aligns with the growing emphasis on sustainable drilling practices.<\/li>\n<\/ul>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-83b9029 e-con-full e-flex e-con e-child\" data-id=\"83b9029\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0d0da32 elementor-widget elementor-widget-image\" data-id=\"0d0da32\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-1024x768.jpg\" class=\"attachment-large size-large wp-image-22692\" alt=\"Oil Pump Jack\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-1024x768.jpg 1024w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-300x225.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-768x576.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-1536x1152.jpg 1536w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack-16x12.jpg 16w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/oil-pump-jack.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>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9509d43 e-flex e-con-boxed e-con e-parent\" data-id=\"9509d43\" 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-4ec02ce elementor-widget elementor-widget-heading\" data-id=\"4ec02ce\" 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\">LANDU: Your Reliable HEC Solution<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-788d0f4 elementor-widget elementor-widget-image\" data-id=\"788d0f4\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-fcead57 elementor-widget elementor-widget-html\" data-id=\"fcead57\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>LANDU offers a comprehensive range of high-quality Hydroxyethyl Cellulose (HEC) products specifically designed for demanding drilling fluid applications. Our LANDERCOLL HEC grades are manufactured to the highest industry standards, ensuring consistent performance and reliability.<\/p>\n\n<table>\n    <thead>\n        <tr>\n            <th>Product Name<\/th>\n            <th>Viscosity (Brookfield 1%)<\/th>\n            <th>Substitution Degree<\/th>\n            <th>Application<\/th>\n            <th>Key Features<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td>LANDERCOLL HE60<\/td>\n            <td>2500-3500<\/td>\n            <td>1.8-2.2<\/td>\n            <td>Freshwater-based drilling fluids<\/td>\n            <td>Excellent viscosity building, good fluid loss control<\/td>\n        <\/tr>\n        <tr>\n            <td>LANDERCOLL HE150<\/td>\n            <td>4500-6000<\/td>\n            <td>1.8-2.2<\/td>\n            <td>High-viscosity drilling fluids, cuttings suspension<\/td>\n            <td>High viscosity, superior cuttings suspension, enhanced hole cleaning<\/td>\n        <\/tr>\n        <tr>\n            <td>LANDERCOLL HE100M<\/td>\n            <td>3500-5000<\/td>\n            <td>1.5-2.0<\/td>\n            <td>High-temperature drilling fluids (up to 300\u00b0F)<\/td>\n            <td>Thermally stable, maintains viscosity at high temperatures<\/td>\n        <\/tr>\n        <tr>\n            <td>LANDERCOLL HE60MBE<\/td>\n            <td>2000-3000<\/td>\n            <td>1.8-2.2<\/td>\n            <td>Saturated salt drilling fluids<\/td>\n            <td>Salt-tolerant, maintains viscosity in high-salinity environments<\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f1947b9 elementor-widget elementor-widget-spacer\" data-id=\"f1947b9\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-512b9fd elementor-widget elementor-widget-html\" data-id=\"512b9fd\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>LANDU provides not only high-quality HEC products but also comprehensive technical support to help you optimize your drilling fluid formulations. We offer:<\/p>\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-fc4caec e-grid e-con-boxed e-con e-parent\" data-id=\"fc4caec\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-11c4437 e-con-full e-flex e-con e-child\" data-id=\"11c4437\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8125710 elementor-widget elementor-widget-image\" data-id=\"8125710\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-HEC-Powder-Free-sample.jpg\" class=\"attachment-large size-large wp-image-22702\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-HEC-Powder-Free-sample.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-HEC-Powder-Free-sample-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-HEC-Powder-Free-sample-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-LANDERCOLL-HEC-Powder-Free-sample-18x12.jpg 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-5120f88 elementor-widget elementor-widget-heading\" data-id=\"5120f88\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Free Samples<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-482266f elementor-widget elementor-widget-html\" data-id=\"482266f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>Test our LANDERCOLL HEC grades in your own drilling fluid systems.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-638a648 e-con-full e-flex e-con e-child\" data-id=\"638a648\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d5733fb elementor-widget elementor-widget-image\" data-id=\"d5733fb\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"507\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-fast-delivery-and-loading.jpg\" class=\"attachment-large size-large wp-image-22592\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-fast-delivery-and-loading.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-fast-delivery-and-loading-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-fast-delivery-and-loading-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\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-4381efe elementor-widget elementor-widget-heading\" data-id=\"4381efe\" 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. Global Shipping<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c63735e elementor-widget elementor-widget-html\" data-id=\"c63735e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>We deliver LANDERCOLL HEC to your drilling sites worldwide.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a988314 e-con-full e-flex e-con e-child\" data-id=\"a988314\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-beb0dda elementor-widget elementor-widget-image\" data-id=\"beb0dda\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-professional-chemist-team.jpg\" class=\"attachment-large size-large wp-image-22517\" alt=\"LANDU-professional-chemist-team\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-professional-chemist-team.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-professional-chemist-team-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-professional-chemist-team-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-professional-chemist-team-18x12.jpg 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-4cffc3f elementor-widget elementor-widget-heading\" data-id=\"4cffc3f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Custom Formulations<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e570956 elementor-widget elementor-widget-html\" data-id=\"e570956\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>Our team of experts can work with you to develop custom HEC formulations tailored to your specific drilling challenges.<\/p>\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-08de153 e-flex e-con-boxed e-con e-parent\" data-id=\"08de153\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-0834c84 e-con-full e-flex e-con e-child\" data-id=\"0834c84\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57caa86 elementor-widget elementor-widget-heading\" data-id=\"57caa86\" 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\">Choosing the Right LANDERCOLL HEC Grade<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4778140 elementor-widget elementor-widget-image\" data-id=\"4778140\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-7ad5549 elementor-widget elementor-widget-html\" data-id=\"7ad5549\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>Selecting the appropriate HEC grade is crucial for optimal drilling fluid performance. Consider the following factors:<\/p>\n\n<table>\n    <thead>\n        <tr>\n            <th>Condition<\/th>\n            <th>Recommended LANDERCOLL Grade(s)<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td>Freshwater-based Mud<\/td>\n            <td>HE60<\/td>\n        <\/tr>\n        <tr>\n            <td>High-Temperature Wells<\/td>\n            <td>HE100M<\/td>\n        <\/tr>\n        <tr>\n            <td>High-Salinity Wells<\/td>\n            <td>HE60MBE<\/td>\n        <\/tr>\n        <tr>\n            <td>Cuttings Suspension<\/td>\n            <td>MHE60PX<\/td>\n        <\/tr>\n        <tr>\n            <td>Shale Inhibition (additives included)<\/td>\n            <td><a href=\"https:\/\/landu-china.com\/en\/contact-us\/\">(Contact LANDU for specialized HEC product with shale inhibition)<\/a><\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-21afdb6 e-con-full e-flex e-con e-child\" data-id=\"21afdb6\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8f1b033 elementor-widget elementor-widget-image\" data-id=\"8f1b033\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-HE60BE.jpg\" class=\"attachment-large size-large wp-image-22715\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-HE60BE.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-HE60BE-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-HE60BE-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/LANDU-Hydroxyethyl-Cellulose-HEC-HE60BE-18x12.jpg 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<div class=\"elementor-element elementor-element-6575e8c e-con-full e-flex e-con e-child\" data-id=\"6575e8c\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad1e897 elementor-widget elementor-widget-html\" data-id=\"ad1e897\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ul>\n    <li><b>Well Depth:<\/b> Deeper wells generally require higher viscosity and better fluid loss control.<\/li>\n    <li><b>Bottom-Hole Temperature:<\/b> High-temperature wells necessitate thermally stable HEC grades.<\/li>\n    <li><b>Salinity:<\/b> High-salinity environments demand salt-tolerant HEC grades.<\/li>\n    <li><b>Geology:<\/b> Shale formations require HEC products with shale inhibition properties.<\/li>\n<\/ul>\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<div class=\"elementor-element elementor-element-dbf57f4 e-flex e-con-boxed e-con e-parent\" data-id=\"dbf57f4\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-6b7fa47 e-con-full e-flex e-con e-child\" data-id=\"6b7fa47\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c30e7b elementor-widget elementor-widget-image\" data-id=\"0c30e7b\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--1024x684.jpg\" class=\"attachment-large size-large wp-image-22697\" alt=\"Two oil men standing by petroleum pump jack.\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--1024x684.jpg 1024w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--768x513.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--1536x1025.jpg 1536w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack--18x12.jpg 18w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/two-oil-men-standing-by-petroleum-pump-jack-.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>\n\t\t<div class=\"elementor-element elementor-element-3ab4a15 e-con-full e-flex e-con e-child\" data-id=\"3ab4a15\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae058cb elementor-widget elementor-widget-heading\" data-id=\"ae058cb\" 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\">Common Drilling Fluid Problems and LANDU Solutions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6837e02 elementor-widget elementor-widget-image\" data-id=\"6837e02\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-2a68d46 elementor-widget elementor-widget-html\" data-id=\"2a68d46\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<table>\n    <thead>\n        <tr>\n            <th>Problem<\/th>\n            <th>Solution with LANDU<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td>Poor Cuttings Suspension<\/td>\n            <td>Increase the concentration of LANDERCOLL MHE60PX to enhance viscosity and improve cuttings carrying capacity.<\/td>\n        <\/tr>\n        <tr>\n            <td>Excessive Fluid Loss<\/td>\n            <td>Add LANDERCOLL HE60 to the drilling fluid to form a filter cake and reduce fluid invasion into the formation.<\/td>\n        <\/tr>\n        <tr>\n            <td>Viscosity Loss at High Temperatures<\/td>\n            <td>Utilize LANDERCOLL HE100M, a thermally stable HEC grade, to maintain viscosity and fluid loss control at elevated temperatures.<\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\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-9a6ccf8 e-flex e-con-boxed e-con e-parent\" data-id=\"9a6ccf8\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-ba5c313 e-con-full e-flex e-con e-child\" data-id=\"ba5c313\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-4ead2d5 e-con-full e-flex e-con e-child\" data-id=\"4ead2d5\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14eb4bf elementor-widget elementor-widget-heading\" data-id=\"14eb4bf\" 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\">Usage and Handling Recommendations<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e34a27 elementor-widget elementor-widget-image\" data-id=\"2e34a27\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-cfc909e elementor-widget elementor-widget-html\" data-id=\"cfc909e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ol>\n    <li><b>Mixing:<\/b> Add LANDERCOLL HEC slowly to the vortex of a rapidly agitated water-based drilling fluid.<\/li>\n    <li><b>Concentration:<\/b> Typical concentrations range from 0.5% to 2.0% by weight, depending on the desired viscosity and fluid loss control.<\/li>\n    <li><b>Hydration:<\/b> Allow sufficient time for the HEC to fully hydrate and develop its viscosity.<\/li>\n<\/ol>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8679377 elementor-widget elementor-widget-html\" data-id=\"8679377\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p><b>Key Success Tip:<\/b> Proper dispersion and hydration are essential for achieving optimal HEC performance. Use a high-shear mixer and ensure adequate hydration time.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-62bf912 e-con-full e-flex e-con e-child\" data-id=\"62bf912\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e9150f4 elementor-widget elementor-widget-image\" data-id=\"e9150f4\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-powder.jpg\" class=\"attachment-large size-large wp-image-22359\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-powder.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-powder-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-powder-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-HEC-Hydroxyethyl-Cellulose-powder-18x12.jpg 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>\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-fed134b e-flex e-con-boxed e-con e-parent\" data-id=\"fed134b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-fa5fea7 e-con-full e-flex e-con e-child\" data-id=\"fa5fea7\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8690639 elementor-widget elementor-widget-heading\" data-id=\"8690639\" 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\">Ordering Information<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc5855c elementor-widget elementor-widget-image\" data-id=\"bc5855c\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-38d6744 e-con-full e-flex e-con e-child\" data-id=\"38d6744\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4716971 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"4716971\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/landu-china.com\/en\/contact-us\/\" 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\">Solicite um or\u00e7amento<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-582926c e-flex e-con-boxed e-con e-parent\" data-id=\"582926c\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-de67c93 e-con-full e-flex e-con e-child\" data-id=\"de67c93\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-96cb8c2 elementor-widget elementor-widget-image\" data-id=\"96cb8c2\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"507\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/HEC-powder-product-LANDU-package-1.jpg\" class=\"attachment-large size-large wp-image-22716\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/HEC-powder-product-LANDU-package-1.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/HEC-powder-product-LANDU-package-1-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/07\/HEC-powder-product-LANDU-package-1-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\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-4e9d80f elementor-widget elementor-widget-image\" data-id=\"4e9d80f\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"507\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-delivery-management.jpg\" class=\"attachment-large size-large wp-image-22608\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-delivery-management.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-delivery-management-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-delivery-management-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-db4fa32 e-con-full e-flex e-con e-child\" data-id=\"db4fa32\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c12d77f elementor-widget elementor-widget-html\" data-id=\"c12d77f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<table>\n    <thead>\n        <tr>\n            <th>Specification<\/th>\n            <th>Details<\/th>\n        <\/tr>\n    <\/thead>\n    <tbody>\n        <tr>\n            <td>MOQ<\/td>\n            <td>500 kg<\/td>\n        <\/tr>\n        <tr>\n            <td>Packaging<\/td>\n            <td>25 KG Bag, Customization Available<\/td>\n        <\/tr>\n        <tr>\n            <td>Lead Time<\/td>\n            <td>7-14 days. This may vary according to order requirements.<\/td>\n        <\/tr>\n        <tr>\n            <td>Payment Terms<\/td>\n            <td>T\/T, L\/C, OA, and more<\/td>\n        <\/tr>\n        <tr>\n            <td>Shipping Options<\/td>\n            <td>Sea Freight by CIF, FOB, CFR, and more<\/td>\n        <\/tr>\n        <tr>\n            <td>Sample Policy<\/td>\n            <td>Free samples available upon request<\/td>\n        <\/tr>\n    <\/tbody>\n<\/table>\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<div class=\"elementor-element elementor-element-cb36be9 e-flex e-con-boxed e-con e-parent\" data-id=\"cb36be9\" 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-0a773c1 elementor-widget elementor-widget-heading\" data-id=\"0a773c1\" 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\">Quality Control and R&amp;D Advantages<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17e043a elementor-widget elementor-widget-image\" data-id=\"17e043a\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8ea16af e-flex e-con-boxed e-con e-parent\" data-id=\"8ea16af\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-4b56967 e-grid e-con-full e-con e-child\" data-id=\"4b56967\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-a4e4207 e-con-full e-flex e-con e-child\" data-id=\"a4e4207\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-230f876 e-con-full e-flex e-con e-child\" data-id=\"230f876\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c6b4c1 elementor-widget elementor-widget-html\" data-id=\"4c6b4c1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>LANDU maintains stringent quality control standards throughout the manufacturing process, ensuring consistent product performance and reliability. Our state-of-the-art facilities are equipped with advanced analytical equipment to monitor key parameters such as viscosity, substitution degree, and moisture content.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f41df43 e-con-full e-flex e-con e-child\" data-id=\"f41df43\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-204d958 elementor-widget elementor-widget-image\" data-id=\"204d958\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"506\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/Landercoll-facilities-1.jpg\" class=\"attachment-large size-large wp-image-22439\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/Landercoll-facilities-1.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/Landercoll-facilities-1-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/Landercoll-facilities-1-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2e5b728 e-con-full e-flex e-con e-child\" data-id=\"2e5b728\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-0f823ad e-con-full e-flex e-con e-child\" data-id=\"0f823ad\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9f72497 elementor-widget elementor-widget-image\" data-id=\"9f72497\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"507\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-solution-performance.jpg\" class=\"attachment-large size-large wp-image-22568\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-solution-performance.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-solution-performance-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-product-solution-performance-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8b01283 e-con-full e-flex e-con e-child\" data-id=\"8b01283\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0559182 elementor-widget elementor-widget-html\" data-id=\"0559182\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>LANDU's dedicated R&D team is continuously developing innovative HEC products to meet the evolving needs of the oil and gas industry. We are committed to providing our customers with cutting-edge solutions that improve drilling efficiency, reduce costs, and minimize environmental impact. We actively participate in industry conferences and collaborate with leading researchers to stay at the forefront of drilling fluid technology.<\/p>\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<\/div>\n\t\t<div class=\"elementor-element elementor-element-eea8b0a e-con-full e-flex e-con e-child\" data-id=\"eea8b0a\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4cd33c4 elementor-widget elementor-widget-image\" data-id=\"4cd33c4\" 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 loading=\"lazy\" decoding=\"async\" width=\"760\" height=\"506\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-raw-material-refined-cotton.jpg\" class=\"attachment-large size-large wp-image-22597\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-raw-material-refined-cotton.jpg 760w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-raw-material-refined-cotton-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/LANDU-raw-material-refined-cotton-18x12.jpg 18w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a9f172 e-flex e-con-boxed e-con e-parent\" data-id=\"6a9f172\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-52e2e25 e-con-full e-flex e-con e-child\" data-id=\"52e2e25\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6809bf2 elementor-widget elementor-widget-heading\" data-id=\"6809bf2\" 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\">Conclusion: Enhance Your Drilling Operations with LANDU HEC<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-017ef47 elementor-widget elementor-widget-image\" data-id=\"017ef47\" 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 loading=\"lazy\" decoding=\"async\" width=\"55\" height=\"9\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2024\/06\/\u8d44\u6e90-1.png\" class=\"attachment-large size-large wp-image-87\" alt=\"\" \/>\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-2d369c8 elementor-widget elementor-widget-html\" data-id=\"2d369c8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p>LANDU Hydroxyethyl Cellulose (HEC) is a versatile and effective additive for water-based drilling fluids, providing superior viscosity control, fluid loss reduction, and suspension properties. By choosing LANDU LANDERCOLL HEC, you can optimize your drilling operations, reduce costs, and minimize environmental impact.  Consider LANDERCOLL HEC for applications such as shale gas drilling, geothermal exploration, and water well construction, where reliable drilling fluid performance is paramount.<\/p>\n\n<p>Ready to improve your drilling fluid performance? Contact LANDU today and request your free sample! Also, <a href=\"https:\/\/landu-china.com\/en\/advanced-chemical-additives-in-oil-well-cementing-technology\/\">check out our other articles on related drilling fluid additives<\/a> for a comprehensive understanding of drilling fluid optimization.<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f11e745 elementor-widget elementor-widget-button\" data-id=\"f11e745\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/landu-china.com\/en\/contact-us\/\" 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\">Get the free samples today<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-37f321c e-con-full e-flex e-con e-child\" data-id=\"37f321c\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-490cb22 elementor-widget elementor-widget-image\" data-id=\"490cb22\" 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 loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/HEC-Hydroxyethyl-Cellulose.jpg\" class=\"attachment-large size-large wp-image-22367\" alt=\"\" srcset=\"https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/HEC-Hydroxyethyl-Cellulose.jpg 800w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/HEC-Hydroxyethyl-Cellulose-300x200.jpg 300w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/HEC-Hydroxyethyl-Cellulose-768x512.jpg 768w, https:\/\/landu-china.com\/wp-content\/uploads\/2025\/06\/HEC-Hydroxyethyl-Cellulose-18x12.jpg 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>\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>Hydroxyethyl Cellulose (HEC) in Drilling Fluids: The Ultimate Viscosity Solution? The oil and gas industry constantly faces the challenge of optimizing drilling fluid performance to ensure efficient and safe well construction. Issues like inadequate viscosity control, excessive fluid loss into the formation, and poor cuttings suspension can lead to costly delays, formation damage, and even [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-22673","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/pages\/22673","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/comments?post=22673"}],"version-history":[{"count":43,"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/pages\/22673\/revisions"}],"predecessor-version":[{"id":22736,"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/pages\/22673\/revisions\/22736"}],"wp:attachment":[{"href":"https:\/\/landu-china.com\/en\/wp-json\/wp\/v2\/media?parent=22673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}