{"id":818,"date":"2022-01-16T18:09:43","date_gmt":"2022-01-16T16:09:43","guid":{"rendered":"https:\/\/aitanachem.com\/mineral-fillers-for-composite\/composites-weight-reduction\/"},"modified":"2026-08-29T10:26:38","modified_gmt":"2026-08-29T08:26:38","slug":"light-weight-fillers","status":"publish","type":"page","link":"https:\/\/aitanachem.com\/en\/mineral-fillers-for-composite\/light-weight-fillers\/","title":{"rendered":"Light weight mineral fillers (LWF) for composites"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"818\" class=\"elementor elementor-818 elementor-156\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e965bfe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e965bfe\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container 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85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-01dd4e8 elementor-align-left elementor-widget elementor-widget-global elementor-global-1065 elementor-global-643 elementor-widget-breadcrumbs\" data-id=\"01dd4e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/aitanachem.com\/en\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b03116 elementor-widget elementor-widget-text-editor\" data-id=\"0b03116\" 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>Our light weight mineral fillers (Low Weight Fillers &#8211; LWF) have been specifically formulated to replace traditional mineral fillers (such as calcium carbonate or dolomite), <strong>achieving a<\/strong> <strong>reduction in the density of the final composite part from 2.3 g\/cm\u00b3 (typical with standard fillers) to values between 1.0 and 1.4 g\/cm\u00b3 depending on customer needs.<\/strong> This is a unique, market-proven technology that is implemented on existing production lines with no additional investment in machinery. At AITANACHEM we formulate and adjust these light weight mineral fillers to each customer\u2019s target density to optimize the balance between weight, performance and cost.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc9c73c elementor-widget elementor-widget-image\" data-id=\"bc9c73c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.texence.com\/en\/\" target=\"_blank\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"768\" src=\"https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034-768x768.jpg\" class=\"attachment-medium_large size-medium_large wp-image-2311\" alt=\"Composite shower trays  made with light weight fillers\" srcset=\"https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034-768x768.jpg 768w, https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034-300x300.jpg 300w, https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034-1024x1024.jpg 1024w, https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034-150x150.jpg 150w, https:\/\/aitanachem.com\/wp-content\/uploads\/2024\/12\/IMG-20240503-WA0034.jpg 1080w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b75aa1f elementor-widget elementor-widget-heading\" data-id=\"b75aa1f\" 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\">What are light weight mineral fillers (LWF)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85d964d elementor-widget elementor-widget-text-editor\" data-id=\"85d964d\" 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>Light weight fillers, or Low Weight Fillers (LWF), <strong>are combinations of minerals specifically formulated to lighten composite products while keeping their physical-mechanical properties fully intact.<\/strong> While a standard dolomite-based formulation based reaches densities around 2.3 kg\/litre, with LWF technology we manufacture parts with densities of around 1.2 kg\/litre \u2014and we are working to approach 1.0 kg\/litre\u2014. The result is a <strong>mineral filler capable of reducing final product weight by up to 40%, delivering the same performance and quality as a conventional piece.<\/strong><\/p>\n<p>Unlike other market solutions that introduce untreated particles that weaken the mass or lower the heat deflection temperature (HDT), our weight reduction technology incorporates surface-treated, silanized mineral fillers. This ensures a <strong>balanced particle size distribution, excellent thixotropy, and perfect chemical bonding with the resin.<\/strong><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0524818 elementor-widget elementor-widget-heading\" data-id=\"0524818\" 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\">How our weight reduction technology works<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-103caf4 elementor-widget elementor-widget-text-editor\" data-id=\"103caf4\" 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>Our LWF technology generates a controlled microbubble structure within the polymerized mass, which lowers the density of the composite. For this reason, <strong>the outer surface of the part must be coated with a gelcoat<\/strong>; to complete the technology, we have developed high-quality ISO-NPG gelcoats covering the entire RAL colour range and the most demanding slip-resistance classes for sanitaryware products. Its main features are:<\/p>\n<ul>\n<li><strong>Compatible with all resins<\/strong>: polyester, acrylic and vinyl ester.<\/li>\n<li><strong>Adjustable density<\/strong>: we adapt the target density to each customer\u2019s optimum profitability point.<\/li>\n<li><strong>No changes to the production line<\/strong>: manufacturers working with dolomite adapt their existing lines with no need to invest in machinery.<\/li>\n<li><strong>Concentrated version (LWF Concentrate)<\/strong>: allows combining our filler with local filler (e.g., at 50%) to reduce freight costs; in this case, we analyse the customer&#8217;s local fillers in our laboratory beforehand to design the proper formula.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b6bb47 elementor-widget elementor-widget-heading\" data-id=\"5b6bb47\" 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\">Competitive advantages of our light weight fillers<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2bbd132 elementor-widget elementor-widget-text-editor\" data-id=\"2bbd132\" 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>Developing lightened formulations requires strict control over reaction kinetics and rheology to prevent filler migration or density-based separation. Our low weight formulations offer proven operational advantages:<\/p>\n<ul>\n<li><strong>Lower shipping cost<\/strong>: weighing significantly less (up to 40%), many more pieces fit in a truck or container, a decisive factor for selling in export markets.<\/li>\n<li><strong>Easier handling and assembly<\/strong>: a lighter product simplifies both factory production and final installation.<\/li>\n<li><strong>Higher productivity<\/strong>: by injecting a much less dense mass into the mould, our customers increase their daily output by up to 15-20% without changing their production process.<\/li>\n<li><strong>No loss of quality<\/strong>: parts keep their physical-mechanical properties and easily pass certification testing under European (EU) and British (UKCA) standards in sanitaryware applications.<\/li>\n<li><strong>Superior thermal shock behaviour<\/strong>: when combined with suitable resins, parts moulded with our LWF fillers pass the most demanding thermal cycling tests (CE marking), recording less deformation and warping than traditional dolomite formulations.<\/li>\n<li><strong>Reduced finishing work<\/strong>: thanks to a balanced viscosity and mixture homogeneity, the resulting surface requires less post-processing and polishing effort, presenting a more uniform surface finish.<\/li>\n<li><strong>Aero-thixotropy and zero osmosis<\/strong>: surface treatment minimizes in-line repairs to below 2% and eliminates future gelcoat chipping or osmosis issues.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e7646a0 elementor-widget elementor-widget-heading\" data-id=\"e7646a0\" 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\">Light Weight Filler Applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f16168 elementor-widget elementor-widget-text-editor\" data-id=\"6f16168\" 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>Our composite weight-reduction technology is currently applied across various industrial sectors where weight is a critical competitiveness factor. We develop the most common applications in detail on our blog:<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f1f15fe elementor-widget elementor-widget-heading\" data-id=\"f1f15fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Shower trays<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-511d726 elementor-widget elementor-widget-text-editor\" data-id=\"511d726\" 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>This is the application for which this technology was born. It provides a drastic mass reduction in large-format pieces while maintaining excellent planar rigidity and thermal shock resistance. <strong>Numerous shower tray manufacturers using our low-density technology have certified their products in independent accredited laboratories<\/strong> under European and British standards. <a href=\"https:\/\/aitanachem.com\/en\/trays-weight-reduction\/\" rel=\"noopener\"><strong><u>Discover how to reduce the weight of shower trays<\/u>.<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f44e80 elementor-widget elementor-widget-heading\" data-id=\"9f44e80\" 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\">Bathtubs<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48b9485 elementor-widget elementor-widget-text-editor\" data-id=\"48b9485\" 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>Weight reduction is even more decisive in a product that usually exceeds 125 kg. <strong>With our LWF technology we can manufacture bathtubs that are approximately 40 kg lighter than those currently on the market<\/strong> \u2014 far easier to handle and install. In addition, in demanding thermal shock tests, <strong>LWF-manufactured bathtubs exhibit less deformation<\/strong> at the end of the cycles than standard dolomite bathtubs, and require less finishing work: the surface is more uniform and polishing is much easier. We will shortly publish a specific article on bathtub weight reduction based on testing results.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8948880 elementor-widget elementor-widget-heading\" data-id=\"8948880\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Polymer concrete<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa7c39a elementor-widget elementor-widget-text-editor\" data-id=\"fa7c39a\" 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>Low weight technology is also applied to polymer concrete parts, where lightening the product opens up new possibilities for design and transport. Our LWF technology enables the manufacture of much lighter bulky parts. <a href=\"https:\/\/aitanachem.com\/en\/polymer-concrete-weight-reduction\/\" rel=\"noopener\"><strong><u>Read our article on polymer concrete weight reduction<\/u>.<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6038f0d elementor-widget elementor-widget-heading\" data-id=\"6038f0d\" 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\">Technical support and custom formulations \u2013 Concentrated Light Weight Fillers<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2d40143 elementor-widget elementor-widget-text-editor\" data-id=\"2d40143\" 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>Every project starts from a different target density. <strong>Our technical department adjusts the light weight filler formulation to each customer\u2019s optimum profitability value.<\/strong> For our export customers with long-distance destinations, <strong>we offer the Concentrated Light Weight Filler range.<\/strong> This technology makes it possible to ship only the technical fraction, so the customer adds the coarse mineral fraction locally (such as dolomite). In this way, <strong>we achieve freight savings of up to 50%<\/strong> without sacrificing the mechanical performance of the final product. When opting for the concentrated version of our light weight filler, our laboratory technicians analyse local mineral fillers to integrate them into the formula while maintaining final product properties. If you are considering transitioning your production to light weight or want to develop a new application, <a href=\"https:\/\/aitanachem.com\/en\/contact\/\" rel=\"noopener\"><strong><u>contact us<\/u>.<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3016d02 elementor-widget elementor-widget-heading\" data-id=\"3016d02\" 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\">Frequently asked questions about light weight fillers (FAQ)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d80f114 elementor-widget elementor-widget-accordion\" data-id=\"d80f114\" 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<h3 id=\"elementor-tab-title-2261\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2261\" 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-left\" 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\"><svg class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/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 much weight can be reduced with light weight fillers?<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\t<div id=\"elementor-tab-content-2261\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2261\"><p>Currently up to 40% compared with a conventional formulation. In practice, we move from densities around 2.3 kg\/litre (dolomite) to densities of around 1.2 kg\/litre, adjustable according to product or customer\u2019s needs.<\/p>\n<\/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<h3 id=\"elementor-tab-title-2262\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2262\" 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-left\" 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\"><svg class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/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\">Are mechanical properties lost when reducing weight?<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\t<div id=\"elementor-tab-content-2262\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2262\"><p>No. LWF technology keeps physical-mechanical properties and final product quality completely intact; only density changes. In most cases, based on customers\u2019 tests, the physical-mechanical properties of products made with this technology are superior to those made with dolomite or calcium carbonate fillers.<\/p>\n<\/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<h3 id=\"elementor-tab-title-2263\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2263\" 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-left\" 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\"><svg class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/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 the production line need to be modified?<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\t<div id=\"elementor-tab-content-2263\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2263\"><p>No. It is an immediate-implementation technology: manufacturers working with dolomite adapt their existing lines without any additional investment in machinery.<\/p>\n<\/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<h3 id=\"elementor-tab-title-2264\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-2264\" 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-left\" 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\"><svg class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/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\">Why does it require a gelcoat finish?<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\t<div id=\"elementor-tab-content-2264\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-2264\"><p>Because density reduction is achieved through a microbubble structure; gelcoat seals and protects the outer surface. We have developed specific ISO-NPG gelcoats for this technology.<\/p>\n<\/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<h3 id=\"elementor-tab-title-2265\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-2265\" 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-left\" 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\"><svg class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/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\">Which products can it be applied to?<\/a>\n\t\t\t\t\t<\/h3>\n\t\t\t\t\t<div id=\"elementor-tab-content-2265\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-2265\"><p>Although its use became popular in shower trays, today it is successfully applied in the manufacture of bathtubs, countertops, architectural polymer concrete elements and industrial parts, where weight savings and ease of transport are decisive key competitive factors.<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How much weight can be reduced with light weight fillers?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>Currently up to 40% compared with a conventional formulation. In practice, we move from densities around 2.3 kg\\\/litre (dolomite) to densities of around 1.2 kg\\\/litre, adjustable according to product or customer\\u2019s needs.<\\\/p>\\n\"}},{\"@type\":\"Question\",\"name\":\"Are mechanical properties lost when reducing weight?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>No. LWF technology keeps physical-mechanical properties and final product quality completely intact; only density changes. In most cases, based on customers\\u2019 tests, the physical-mechanical properties of products made with this technology are superior to those made with dolomite or calcium carbonate fillers.<\\\/p>\\n\"}},{\"@type\":\"Question\",\"name\":\"Does the production line need to be modified?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>No. It is an immediate-implementation technology: manufacturers working with dolomite adapt their existing lines without any additional investment in machinery.<\\\/p>\\n\"}},{\"@type\":\"Question\",\"name\":\"Why does it require a gelcoat finish?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>Because density reduction is achieved through a microbubble structure; gelcoat seals and protects the outer surface. We have developed specific ISO-NPG gelcoats for this technology.<\\\/p>\\n\"}},{\"@type\":\"Question\",\"name\":\"Which products can it be applied to?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>Although its use became popular in shower trays, today it is successfully applied in the manufacture of bathtubs, countertops, architectural polymer concrete elements and industrial parts, where weight savings and ease of transport are decisive key competitive factors.<\\\/p>\\n\"}}]}<\/script>\n\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-30aaccb elementor-widget elementor-widget-heading\" data-id=\"30aaccb\" 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\">Want to Test Light Weight Technology at Your Premises?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c959797 elementor-widget elementor-widget-text-editor\" data-id=\"c959797\" 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>Our technical team formulates custom mineral blends for your production line. <strong>We analyse your current process and supply test samples tailored to your needs.<\/strong> For any inquiries about weight reduction in your products, <a href=\"https:\/\/aitanachem.com\/en\/contact\/\" rel=\"noopener\"><strong><u>contact us<\/u>.<\/strong><\/a><\/p>\n<p>Light weight fillers are just one of the technologies within our wide offering of mineral fillers for composites. If you want to learn about the other families (dolomites, reinforcing fillers and ATH) and how to choose the right filler, see our <a href=\"https:\/\/aitanachem.com\/en\/mineral-fillers-for-composite\/\"><strong><u>complete guide to mineral fillers<\/u>.<\/strong><\/a><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-846898e elementor-share-buttons--skin-flat elementor-share-buttons--shape-rounded elementor-share-buttons--view-icon-text elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-global elementor-global-1083 elementor-global-350 elementor-widget-share-buttons\" data-id=\"846898e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_twitter\" role=\"button\" 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85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Twitter Share Pin WhatsApp Email Our light weight mineral fillers (Low Weight Fillers &#8211; LWF) have been specifically formulated to replace traditional mineral fillers (such as calcium carbonate or dolomite), achieving a reduction in the density of the final composite part from 2.3 g\/cm\u00b3 (typical with standard fillers) to values between 1.0 and 1.4 g\/cm\u00b3 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":816,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"plain-container","ast-site-content-layout":"normal-width-container","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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