{"id":19002,"date":"2015-11-02T16:40:33","date_gmt":"2015-11-02T14:40:33","guid":{"rendered":"https:\/\/www.uw-elast.se\/rubber-from-gotlands-gummifabrik\/rubber-and-silicone-as-materials\/natural-rubber-nr\/"},"modified":"2026-05-27T14:16:59","modified_gmt":"2026-05-27T12:16:59","slug":"natural-rubber-nr","status":"publish","type":"page","link":"https:\/\/www.uw-elast.se\/en\/rubber\/rubber-and-silicone-as-materials\/natural-rubber-nr\/","title":{"rendered":"Natural Rubber NR"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background fusion-parallax-none nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-sizes-bottom:4px;--awb-border-color:var(--awb-custom_color_1);--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-bottom:5%;--awb-margin-top:-120px;--awb-min-height:750px;--awb-min-height-small:65vh;--awb-background-image:url(&quot;https:\/\/www.uw-elast.se\/wp-content\/uploads\/Gummimetall-bg.jpg&quot;);--awb-background-size:cover;--awb-flex-wrap:wrap;\" ><div class=\"awb-background-slider\" data-type=\"container\" data-loop=\"yes\" data-animation=\"fade\" data-slideshow-speed=\"5000\" data-animation-speed=\"800\" data-direction=\"up\" style=\"--awb-image-position:50% 50%;\"><div class=\"swiper-wrapper\"><div class=\"swiper-slide\"><img decoding=\"async\" width=\"1500\" height=\"250\" src=\"https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1.jpg\" class=\"awb-background-slider__image\" alt=\"\" srcset=\"https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-200x33.jpg 200w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-300x50.jpg 300w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-400x67.jpg 400w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-500x83.jpg 500w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-600x100.jpg 600w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-700x117.jpg 700w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-768x128.jpg 768w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-800x133.jpg 800w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-1024x171.jpg 1024w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1-1200x200.jpg 1200w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/Fortojningsfjader-gummi-bg-1.jpg 1500w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/div><\/div><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-stretch fusion-flex-content-wrap\" style=\"max-width:1518.4px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_2_3 2_3 fusion-flex-column fusion-flex-align-self-flex-end\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:2.88%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:4.8%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one\" style=\"--awb-text-color:#ffffff;--awb-margin-top-small:0px;--awb-margin-right-small:0px;--awb-margin-bottom-small:20px;--awb-margin-left-small:0px;\"><h1 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:60;line-height:1.2;text-shadow:4px 1px 10px var(--awb-custom11);\">Natural Rubber NR<\/h1><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container has-pattern-background has-mask-background hundred-percent-fullwidth non-hundred-percent-height-scrolling fusion-custom-z-index\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-overflow:hidden;--awb-z-index:3;--awb-padding-bottom:80px;--awb-padding-right-small:5px;--awb-padding-left-small:5px;--awb-min-height:600px;--awb-background-color:var(--awb-color8);--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column fusion-flex-align-self-stretch\" style=\"--awb-z-index:3;--awb-padding-top:20px;--awb-padding-right:20px;--awb-padding-bottom:20px;--awb-padding-left:20px;--awb-overflow:hidden;--awb-bg-color:var(--awb-color1);--awb-bg-color-hover:var(--awb-color1);--awb-bg-size:cover;--awb-box-shadow:4px 1px 49px 3px rgba(51,51,51,0.2);;--awb-border-radius:25px 25px 25px 25px;--awb-width-large:100%;--awb-margin-top-large:80px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_1_2 1_2 fusion-flex-column fusion-flex-align-self-stretch\" style=\"--awb-overflow:hidden;--awb-bg-image:url(&#039;https:\/\/www.uw-elast.se\/wp-content\/uploads\/171228-15.jpg&#039;);--awb-bg-position:center center;--awb-bg-size:cover;--awb-border-radius:25px 25px 25px 25px;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\" data-scroll-devices=\"small-visibility,medium-visibility,large-visibility\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-space-between fusion-content-layout-column fusion-empty-column-bg-image fusion-column-has-bg-image\" data-bg-url=\"https:\/\/www.uw-elast.se\/wp-content\/uploads\/171228-15.jpg\"><img decoding=\"async\" class=\"fusion-empty-dims-img-placeholder\" alt=\"NR natural rubber part\" aria-label=\"NR naturgummi detalj\" src=\"data:image\/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20width%3D%271801%27%20height%3D%271200%27%20viewBox%3D%270%200%201801%201200%27%3E%3Crect%20width%3D%271801%27%20height%3D%271200%27%20fill-opacity%3D%220%22%2F%3E%3C%2Fsvg%3E\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_2_5 2_5 fusion-flex-column fusion-flex-align-self-center\" style=\"--awb-padding-top:50px;--awb-padding-bottom:50px;--awb-padding-top-small:15%;--awb-padding-bottom-small:15%;--awb-bg-size:cover;--awb-width-large:40%;--awb-margin-top-large:0px;--awb-spacing-right-large:4.8%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:4.8%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two\" style=\"--awb-margin-top-small:0px;--awb-margin-right-small:0px;--awb-margin-bottom-small:20px;--awb-margin-left-small:0px;\"><h2 class=\"fusion-title-heading title-heading-left fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:50;line-height:1.2;\">Natural rubber (NR) is extracted from the sap of the rubber tree.<\/h2><\/div><div class=\"fusion-image-element\" style=\"--awb-margin-top:2%;--awb-margin-bottom:2%;--awb-margin-bottom-small:2%;--awb-max-width:350px;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"1200\" height=\"118\" title=\"uw-element\" src=\"https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element.png\" alt class=\"img-responsive wp-image-18098\" srcset=\"https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element-200x20.png 200w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element-400x39.png 400w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element-600x59.png 600w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element-800x79.png 800w, https:\/\/www.uw-elast.se\/wp-content\/uploads\/uw-element.png 1200w\" sizes=\"(max-width: 1024px) 100vw, (max-width: 640px) 100vw, 600px\" \/><\/span><\/div><div class=\"fusion-text fusion-text-1\" style=\"--awb-margin-top:3%;\"><p>Its chemical name is <em>Polyisoprene<\/em>. Properties include high tensile strength, very high elasticity, low compression set and stress relaxation, excellent electrical properties, and high resistance to abrasion and fatigue. Natural rubber is sensitive to ozone, which can be improved with the addition of saturated rubber types or by adding antiozonants and protective waxes.      <\/p>\n<p>Natural rubber remains the most significant material in rubber manufacturing. Over 40% of all rubber articles are made from NR. <\/p>\n<p>Used for:<\/p>\n<ul>\n<li>Tires.<\/li>\n<li>Vibration dampeners.<\/li>\n<li>Springs.<\/li>\n<li>Bearings.<\/li>\n<li>Hoses.<\/li>\n<li>Conveyor belts.<\/li>\n<li>Gaskets.<\/li>\n<li>Seals.<\/li>\n<li>Rollers.<\/li>\n<li>Fabric.<\/li>\n<li>As well as for medical purposes.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":13,"featured_media":0,"parent":18926,"menu_order":6,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-19002","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/pages\/19002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/comments?post=19002"}],"version-history":[{"count":1,"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/pages\/19002\/revisions"}],"predecessor-version":[{"id":20915,"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/pages\/19002\/revisions\/20915"}],"up":[{"embeddable":true,"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/pages\/18926"}],"wp:attachment":[{"href":"https:\/\/www.uw-elast.se\/en\/wp-json\/wp\/v2\/media?parent=19002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}