{"id":46101,"date":"2025-10-21T12:12:42","date_gmt":"2025-10-21T10:12:42","guid":{"rendered":"https:\/\/www.elementishop.com\/ratgeber\/unkategorisiert\/what-is-beton\/"},"modified":"2026-01-28T11:43:16","modified_gmt":"2026-01-28T10:43:16","slug":"what-is-beton","status":"publish","type":"post","link":"https:\/\/www.elementishop.com\/en\/ratgeber\/material-knowledge\/what-is-beton\/","title":{"rendered":"What is concrete?"},"content":{"rendered":"\n<h2>A practical guide for consumers<\/h2>\n\n\n<p>In modern outdoor and interior design, <strong>concrete<\/strong> has long been more than just a &#8220;building material&#8221;. It is also an <strong>attitude<\/strong>: calm, stable, natural, durable. On the terrace, in the garden, in the dining area or around the fireplace, concrete lends rooms a <strong>sculptural presence<\/strong>.  <\/p>\n<p>This article explains in easy-to-understand terms why Beton and <strong>GFRC (glass fiber reinforced concrete)<\/strong> are ideal for <a href=\"https:\/\/www.elementishop.com\/en\/product-tag\/concrete-furniture\/\" target=\"_blank\"><strong>furniture<\/strong><\/a> and <a href=\"\/?product_cat=gas-fireplaces\" target=\"_blank\"><strong>fireplaces<\/strong><\/a> are ideal: What you should look out for when buying, what surfaces are available, how installation, use, spacing and maintenance work &#8211; and what looks are currently in demand in Europe.<\/p>\n\n<hr\/>\n\n<h2>The essence of concrete<\/h2>\n<p>Concrete is a <strong>multiphase composite material<\/strong>: cement &#8220;bonds&#8221; sand and gravel to form a dense, very stable material.<\/p>\n<ul>\n  <li><strong>Binder<\/strong>: Cement reacts with water and forms <strong>C-S-H gel<\/strong> &#8211; the actual &#8220;strength&#8221; of the concrete.<\/li>\n  <li><strong>Aggregate<\/strong> (sand\/gravel, 70-80 % volume): characterizes stability, durability and feel.<\/li>\n  <li><strong>Water<\/strong>: enables mixing, molding and reaction.<\/li>\n  <li><strong>Additives\/cement substitutes<\/strong>: make concrete <strong>denser, more durable and more sustainable<\/strong>.<\/li>\n<\/ul>\n<p><em>For those who like it technical:<\/em> 2C\u2083S + 6H \u2192 C\u2083S\u2082H\u2083 (C-S-H) + 3CH. C-S-H ensures strength and density; too much CH can reduce durability. <\/p>\n<div style=\"text-align:center; margin:24px 0;\">\n  <img decoding=\"async\" src=\"https:\/\/www.elementishop.com\/wp-content\/uploads\/2025\/10\/beton4schritte.png\" alt=\"Concrete production process\" style=\"width:80%; border-radius:12px; display:inline-block;\"\/>\n<\/div>\n\n<h4>Typical characteristic values &#8211; what they bring you<\/h4>\n<table style=\"display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-collapse:collapse;\">\n  <thead>\n    <tr>\n      <th>Characteristic<\/th>\n      <th>Typical area<\/th>\n      <th>Your benefit<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>Compressive strength<\/td>\n      <td>30-80 MPa<\/td>\n      <td>very strong, durable<\/td>\n    <\/tr>\n    <tr>\n      <td>Bending tensile strength<\/td>\n      <td>3-8 MPa<\/td>\n      <td>Edges\/sheets tear less easily<\/td>\n    <\/tr>\n    <tr>\n      <td>Modulus of elasticity<\/td>\n      <td>25-35 GPa<\/td>\n      <td>Dimensionally stable, &#8220;quiet&#8221; feel<\/td>\n    <\/tr>\n    <tr>\n      <td>Water absorption<\/td>\n      <td>< 5 %<\/td>\n      <td>fewer stains, easier to clean<\/td>\n    <\/tr>\n    <tr>\n      <td>Bulk density<\/td>\n      <td>2,300-2,500 kg\/m\u00b3<\/td>\n      <td>pleasant weight, wind-stable outdoor<\/td>\n    <\/tr>\n    <tr>\n      <td>Thermal conductivity<\/td>\n      <td>0.8-1.2 W\/m-K<\/td>\n      <td>Stable close to the flame, good feeling of safety<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n<p><strong>Buying tip<\/strong>: The <strong>denser and less porous<\/strong> the Beton, the more elegant the appearance, the better the stain resistance and service life.<\/p>\n\n<hr\/>\n\n<h2>GFRC: lighter, more beautiful, more durable<\/h2>\n<p><strong>GFRC (glass fiber reinforced concrete)<\/strong> is concrete that is reinforced with <strong>alkali-resistant glass fibers<\/strong> and polymers. The result: <strong>thin walls, low weight, high crack resistance<\/strong> &#8211; ideal for furniture and cladding for fireplaces. <\/p>\n\n<h4>Why this is ideal for your home<\/h4>\n<ul>\n  <li><strong>Less weight<\/strong>: thin-walled construction &#8211; easier to move and assemble.<\/li>\n  <li><strong>Low cracking<\/strong>: fibers act like &#8220;invisible reinforcement&#8221; and hold microcracks together.<\/li>\n  <li><strong>Fine details<\/strong>: clear edges, soft radii, high-quality feel.<\/li>\n  <li><strong>Weatherproof<\/strong>: insensitive to sun, rain, heat\/cold.<\/li>\n<\/ul>\n<p style=\"margin-top:12px;\">You can find out more about the properties and care of GFRC here: <a href=\"https:\/\/www.elementishop.com\/en\/ratgeber\/material-knowledge\/material-description-gfrc\/\" target=\"_blank\">GFRC Beton &#8211; Properties &#038; care<\/a>.<\/p>\n<h4>Standard values<\/h4>\n<table style=\"display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-collapse:collapse;\">\n  <thead>\n    <tr>\n      <th>Characteristic value<\/th>\n<th>Normal concrete<\/th>\n<th>GFRC<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>Compressive strength<\/td>\n<td>40 MPa<\/td>\n<td>60-90 MPa<\/td>\n    <\/tr>\n    <tr>\n      <td>Bending tensile strength<\/td>\n<td>5 MPa<\/td>\n<td>15-30 MPa<\/td>\n    <\/tr>\n    <tr>\n      <td>Bulk density<\/td>\n<td>2,400 kg\/m\u00b3<\/td>\n<td>2,000-2,200 kg\/m\u00b3<\/td>\n    <\/tr>\n    <tr>\n      <td>Recommended wall thickness <\/td>\n      <td>\u2265 50 mm<\/td>\n      <td>10-25 mm<\/td>\n    <\/tr>\n    <tr>\n      <td>Crack widths<\/td>\n      <td>rather larger<\/td>\n      <td>< 0.05 mm (fiber bridges)<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n<p><strong>In short<\/strong>: <strong>GFRC \u2248 1\/3 lighter<\/strong>, <strong>higher crack\/flexural strength<\/strong>, <strong>more design freedom<\/strong>.<\/p>\n\n<hr\/>\n\n<h2>Look &#038; feel: the surface makes the look<\/h2>\n<div style=\"text-align:center; margin:24px 0;\">\n  <img decoding=\"async\" src=\"https:\/\/www.elementishop.com\/wp-content\/uploads\/2025\/10\/beton.png\" alt=\"Concrete\" style=\"width:80%; border-radius:12px; display:inline-block;\"\/>\n<\/div>\n\n<h4>Popular surfaces<\/h4>\n<ul>\n  <li><strong>Fair-faced concrete<\/strong>: smooth, low-porosity, very modern.<\/li>\n  <li><strong>Travertine\/limestone look<\/strong>: natural pores and stone character.<\/li>\n  <li><strong>Finely bush-hammered\/lightly sandblasted<\/strong>: matt, low reflections, velvety feel.<\/li>\n  <li><strong>Polished<\/strong>: easy-care for table tops; pay attention to scratch resistance.<\/li>\n  <li><strong>Colors<\/strong>: <strong>inorganic iron oxide pigments<\/strong> are recommended for UV stability. Classics: light\/medium gray, sandstone, ivory. <\/li>\n  <li><strong>Sealing<\/strong>: Silane\/Nano-SiO\u2082\/Polyurethane &#8211; determines <strong>stain protection, water repellency, UV resistance.<\/strong><\/li>\n<\/ul>\n<p><strong>Buying tips<\/strong>:<\/p>\n<ul>\n  <li>Few pores, &#8220;calm&#8221; surfaces: <strong>exposed concrete<\/strong> or <strong>finely blasted<\/strong>.<\/li>\n  <li>Stone look: <strong>travertine\/limestone look + matt sealant<\/strong>.<\/li>\n  <li>High scratch\/stain resistance: <strong>hard top coats + easy routine maintenance.<\/strong><\/li>\n<\/ul>\n\n<hr\/>\n\n<h2>Durability &#038; safety: outdoors and near the flame<\/h2>\n<table style=\"display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-collapse:collapse;\">\n  <thead>\n    <tr>\n      <th>Point<\/th>\n      <th>Standard value<\/th>\n      <th>Your advantage<\/th>\n    <\/tr>\n  <\/thead>\n  <tbody>\n    <tr>\n      <td>Thermal conductivity<\/td>\n      <td>0.8-1.2 W\/m-K<\/td>\n      <td>Controlled surface temperatures, comfortable safety<\/td>\n    <\/tr>\n    <tr>\n      <td>Heat capacity<\/td>\n      <td>900-1,000 J\/kg-K<\/td>\n      <td>slower heating, pleasant feel<\/td>\n    <\/tr>\n    <tr>\n      <td>Fire protection<\/td>\n      <td>non-combustible, class A1 (depending on system)<\/td>\n      <td>very good as fireplace cladding<\/td>\n    <\/tr>\n    <tr>\n      <td>Freeze-thaw cycle<\/td>\n      <td>> 300 cycles (tight + airtight)<\/td>\n      <td>suitable for use in Europe in winter<\/td>\n    <\/tr>\n    <tr>\n      <td>Water absorption<\/td>\n      <td>< 5 % (with sealant)<\/td>\n      <td>Fewer stains, longer beauty<\/td>\n    <\/tr>\n    <tr>\n      <td>Salt spray<\/td>\n      <td>depending on fittings\/seals<\/td>\n      <td>on the coast\/pool: Prefer stainless steel 316 &#038; good sealing<\/td>\n    <\/tr>\n  <\/tbody>\n<\/table>\n<p><strong>Note<\/strong>: For <strong>patios, gardens, the coast<\/strong> and <strong>near the flame<\/strong> &#8211; properly executed &#8211; concrete remains reliable and stable.<\/p>\n\n<hr\/>\n\n<h2>How concrete comes to your home: Furniture &#038; fireplaces<\/h2>\n\n<h3>Furniture<a href=\"https:\/\/www.elementishop.com\/en\/product-tag\/concrete-coffee-table\/\" target=\"_blank\">(coffee table<\/a>, <a href=\"https:\/\/www.elementishop.com\/en\/product-tag\/concrete-side-table\/\" target=\"_blank\">side table<\/a>, <a href=\"https:\/\/www.elementishop.com\/en\/product-tag\/concrete-dining-table\/\" target=\"_blank\">dining table<\/a>, bench, planters\/modules)<\/h3>\n<div style=\"text-align:center; margin:24px 0;\">\n  <a href=\"https:\/\/www.elementishop.com\/en\/product\/chronos-round-side-table-made-of-concrete-small\/\" target=\"_blank\">\n    <img decoding=\"async\" src=\"https:\/\/www.elementishop.com\/wp-content\/uploads\/2025\/02\/FEG13-1-1.webp\" alt=\"Chronos round side table made of concrete (small)\" style=\"width:80%; border-radius:12px; display:inline-block;\"\/>\n  <\/a>\n<\/div>\n\n<p><strong>Advantages of concrete furniture<\/strong><\/p>\n<ul>\n  <li><strong>Freedom of form<\/strong>: monolithic, sculptural, clean proportions.<\/li>\n  <li><strong>Stable feeling<\/strong>: everything stands still and secure.<\/li>\n  <li><strong>Easy-care<\/strong>: no pests, no moisture problems; additionally stain-resistant with sealant.<\/li>\n  <li><strong>Elegant mix of materials<\/strong>: concrete \u00d7 wood (warm), metal (precise), ceramic\/stone (fine) &#8211; suits modern and natural.<\/li>\n<\/ul>\n\n<h4>Sizes\/structure (practical guidelines)<\/h4>\n<ul>\n  <li>Recommended wall thickness <strong>15-20 mm<\/strong> (GFRC); table tops with <strong>20-25 mm<\/strong> look particularly valuable. <\/li>\n  <li><strong>Reinforce locally<\/strong> at overhangs and cut-outs (internal ribs\/doubling).<\/li>\n  <li>Support large panels <strong>over the entire surface\/linearly<\/strong>, not just selectively.<\/li>\n  <li>Contact with the floor with <strong>glides\/feet<\/strong> &#8211; protects edges and reduces capillary moisture.<\/li>\n<\/ul>\n\n<h4>Cleaning &#038; care<\/h4>\n<ul>\n  <li>Everyday use: <strong>Neutral detergent + soft cloth<\/strong>.<\/li>\n  <li>Stubborn: according to the specifications of the selected sealing system.<\/li>\n  <li>Winter: <strong>Covering<\/strong> is recommended for a longer &#8220;as new&#8221; look.<\/li>\n<\/ul>\n\n<h3><a href=\"\/?product_tag=concrete-fireplace\" target=\"_blank\">Fireplaces<\/a><a href=\"\/?product_cat=gas-fireplaces\" target=\"_blank\">(<\/a><a href=\"https:\/\/www.elementishop.com\/en\/product-category\/eco-fireplaces\/\" target=\"_blank\">gas\/ethanol<\/a>: central, linear, built-in)<\/h3>\n<div style=\"text-align:center; margin:24px 0;\">\n  <a href=\"https:\/\/www.elementishop.com\/en\/product\/lucerne-gas-fire-table-with-integrated-gas-cylinder\/\" target=\"_blank\">\n    <img decoding=\"async\" src=\"https:\/\/www.elementishop.com\/wp-content\/uploads\/2025\/02\/OFG419LG-6-1.webp\" alt=\"Lucerne gas fireplace made of concrete\" style=\"width:80%; border-radius:12px; display:inline-block;\"\/>\n  <\/a>\n<\/div>\n\n<p><strong>Concrete \u00d7 Flame = Look + Rest<\/strong><\/p>\n<ul>\n  <li><strong>Thermally stable<\/strong>: pleasant surface temperatures, solid envelope.<\/li>\n  <li><strong>Strong staging<\/strong>: round\/angular\/linear &#8211; the flame line always looks high-quality.<\/li>\n  <li><strong>Safety accessories<\/strong>: glass wind protection, lava stones or ceramic wood improve protection and atmosphere.<\/li>\n<\/ul>\n\n<h4>Construction &#038; materials<\/h4>\n<ul>\n  <li>Inside near the flame: <strong>heat-resistant lining\/binder-resistant<\/strong> liner.<\/li>\n  <li>Outer shell: <strong>GFRC thin-walled + stiffened<\/strong> &#8211; light and rigid.<\/li>\n  <li>Metal parts: <strong>304\/316 stainless steel<\/strong> (316 preferred on the coast).<\/li>\n  <li>Sealing\/drainage: <strong>no water accumulation<\/strong>, UV\/heat-resistant sealants.<\/li>\n<\/ul>\n\n<h4>Installation &#038; safety distances<\/h4>\n<ul>\n  <li>To <strong>combustible side surfaces<\/strong>: \u2265 <strong>60-90 cm<\/strong> (depending on power\/wind protection).<\/li>\n  <li><strong>Free<\/strong> upwards or ensure sufficient <strong>dissipation of heat\/smoke<\/strong>.<\/li>\n  <li>To wooden railings\/walls: \u2265 <strong>1.0-2.5 m<\/strong> (depending on model and standard).<\/li>\n  <li>Substrate: <strong>non-combustible, level, load-bearing<\/strong> (natural stone\/concrete slab).<\/li>\n  <li>Gas: pipes properly; ethanol: fill and ventilate according to instructions.<\/li>\n<\/ul>\n<p style=\"margin-top:12px;\">You can find more tips on the selection and correct spacing of fireplaces in this article<a href=\"https:\/\/www.elementishop.com\/en\/ratgeber\/fireplaces-guide\/fire-pit-size-guide\/\" target=\"_blank\">:Fireplace size guide.<\/a>\n<\/p>\n\n<h4>Operation &#038; maintenance<\/h4>\n<ul>\n  <li>Clean <strong>burner nozzles<\/strong> regularly.<\/li>\n  <li>Keep <strong>the glass windscreen<\/strong> clean and undamaged.<\/li>\n  <li>Check the <strong>seal<\/strong> every <strong>6-12 months<\/strong> and maintain if necessary.<\/li>\n  <li>Winter break: <strong>cover<\/strong> and close the gas supply.<\/li>\n<\/ul>\n\n<hr\/>\n\n<h2>Checklists &#038; parameters<\/h2>\n\n<h4>Material &#038; pattern<\/h4>\n<ul>\n  <li>Target look: exposed concrete\/travertine\/matt\/polished?<\/li>\n  <li>Color: light\/medium grey, sandstone, ivory? UV stability desired? <\/li>\n  <li>Haptics\/porosity: how much &#8220;mineral porosity&#8221; is desired?<\/li>\n  <li>Sealing: stain protection\/UV\/water repellency &#038; <strong>repairability<\/strong>.<\/li>\n  <li>Sample: <strong>300 \u00d7 300 mm<\/strong> in original thickness; check edge processing.<\/li>\n<\/ul>\n\n<h4>Construction &#038; assembly<\/h4>\n<ul>\n  <li>Wall thickness: <strong>15-20 mm<\/strong> (furniture\/cladding), table tops <strong>20-25 mm.<\/strong><\/li>\n  <li>Reinforcement: concealed ribs\/reinforcements at load tips.<\/li>\n  <li>Support: <strong>continuous<\/strong> + glides\/feet as separation.<\/li>\n  <li>Installation parts: <strong>Stainless steel A2\/A4<\/strong> to prevent rust discoloration.<\/li>\n  <li>Substrate\/drainage: Slope to the outside, no standing water.<\/li>\n<\/ul>\n\n<h4>Environment &#038; Climate<\/h4>\n<ul>\n  <li>Frost region: Combination of <strong>density + air voids + sealing<\/strong>.<\/li>\n  <li>Coast\/salt spray: <strong>316 stainless steel<\/strong> and meticulous sealing.<\/li>\n  <li>High UV load: Sealing with <strong>increased UV resistance<\/strong>.<\/li>\n<\/ul>\n\n<h4>Maintenance<\/h4>\n<ul>\n  <li>Everyday use: Neutral detergent + soft cloth.<\/li>\n  <li>Stains: treat according to the sealing system.<\/li>\n  <li>Inspection: every 6-12 months, reseal if necessary.<\/li>\n  <li>Winter: cover; avoid de-icing salt and hard friction.<\/li>\n<\/ul>\n\n<hr\/>\n\n<h2>Trends<\/h2>\n<ul>\n  <li><strong>Mineral textures + neutral tones<\/strong>: light\/medium gray, sandstone, ivory &#8211; timeless.<\/li>\n  <li><strong>Minimal &#038; raw-noble<\/strong>: clear geometries + matt or travertine-like surface.<\/li>\n  <li><strong>Consistent material language<\/strong>: fa\u00e7ade, flooring, furniture, fireplace &#8211; one system, one look.<\/li>\n  <li><strong>Lightweight &#038; large format<\/strong>: GFRC enables large panels and long flame lines.<\/li>\n  <li><strong>Easy to maintain<\/strong>: preferably &#8220;repairable&#8221; sealants.<\/li>\n  <li><strong>Material mix<\/strong>: Beton \u00d7 wood \u00d7 metal \u00d7 ceramic &#8211; warm\/cool balance, high quality.<\/li>\n<\/ul>\n\n<hr\/>\n\n<h2>FAQ  <\/h2>\n<style>\n\n.faq-question {\n  cursor: pointer;\n  padding: 10px 0;\n  font-weight: 600;\n  transition: color 0.3s;\n}\n.faq-question:hover { color: #D05F22; }\n.faq-answer {\n  display: none;\n  padding: 0 0 10px 0;\n  color: #444;\n}\n.faq-item.active .faq-answer { display: block; }\n<\/style>\n\n<div class=\"faq-list\">\n  <div class=\"faq-item\">\n    <div class=\"faq-question\">Q1: Is concrete furniture very heavy?<\/div>\n    <div class=\"faq-answer\">GFRC is significantly lighter and remains stable thanks to internal reinforcements &#8211; pleasant to handle.<\/div>\n  <\/div>\n  <div class=\"faq-item\">\n    <div class=\"faq-question\">Q2: Do the surfaces get dirty quickly?<\/div>\n    <div class=\"faq-answer\">Stains can be significantly reduced with a tight system and sealing. Neutral cleaner is sufficient for everyday use. <\/div>\n  <\/div>\n  <div class=\"faq-item\">\n    <div class=\"faq-question\">Q3: Are there problems in winter?<\/div>\n    <div class=\"faq-answer\">With a tight, airtight system, correct sealing and drainage, freeze-thaw is not critical. A cover increases safety. <\/div>\n  <\/div>\n  <div class=\"faq-item\">\n    <div class=\"faq-question\">Q4: Does the heat damage the casing of the fireplace?<\/div>\n    <div class=\"faq-answer\">No &#8211; with heat-resistant lining, correct spacing and suitable power. Please follow the instructions. <\/div>\n  <\/div>\n  <div class=\"faq-item\">\n    <div class=\"faq-question\">Q5: Are there surfaces like natural stone?<\/div>\n    <div class=\"faq-answer\">Yes, a travertine or limestone look with a matt sealant has a very natural appearance &#8211; with controlled color and care at the same time. <\/div>\n  <\/div>\n<\/div>\n\n<script>\ndocument.querySelectorAll('.faq-question').forEach(q => {\n  q.addEventListener('click', () => {\n    q.parentElement.classList.toggle('active');\n  });\n});\n<\/script>\n\n\n<hr\/>\n\n\n\n<p>Concrete does not stand for cold, but for stability, authenticity and durability. With GFRC, it becomes lighter, finer and even more robust &#8211; as furniture and as a fireplace shell. This is how your home finds the balance between sculpture and safety.  <\/p>\n<p><em>Used correctly, concrete is not just &#8220;a heavy object&#8221;, but an order and warmth that lasts for many years.<br\/>Concrete not only supports buildings &#8211; concrete also carries the temperament of your life.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A practical guide for consumers In modern outdoor and interior design, concrete has long been more than just a &#8220;building [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":46013,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","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":"","ast-breadcrumbs-content":"","ast-featured-img":"","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-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[478],"tags":[],"class_list":["post-46101","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-material-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is concrete? Properties &amp; GFRC Material | Elementi<\/title>\n<meta name=\"description\" content=\"What makes concrete special? From density, structure and feel to GFRC surfaces that combine modern design with durability.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.elementishop.com\/en\/ratgeber\/material-knowledge\/what-is-beton\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is concrete? - Elementi\u00ae\" \/>\n<meta property=\"og:description\" content=\"What makes concrete special? 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