{"id":3928,"date":"2025-02-21T11:43:09","date_gmt":"2025-02-21T10:43:09","guid":{"rendered":"https:\/\/www.profilgruppen.se\/what-we-do\/extrusion\/"},"modified":"2025-07-03T15:05:29","modified_gmt":"2025-07-03T13:05:29","slug":"extrusion","status":"publish","type":"page","link":"https:\/\/www.profilgruppen.se\/en\/what-we-do\/extrusion\/","title":{"rendered":"Extrusion"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Extrusion in brief<\/h2>\n\n\n\n<p>Extrusion involves cutting an alloyed aluminum ingot to the correct length, heating it to around 500\u00b0C and pressing it through a high-pressure die. As it passes through the tool, it takes on the new shape of the ingot &#8211; exactly according to the cross-section of the profile drawing. <\/p>\n\n\n\n<p>At ProfilGruppen, we have four separate presses, each of which can produce up to eight profiles simultaneously. After pressing, the profiles are cooled with air and\/or water, depending on the alloy. After that:  <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Straightening the profiles in hydraulic equipment.<\/li>\n\n\n\n<li>Cut to the desired length.<\/li>\n\n\n\n<li>Hot-tempered at 180 \u00b0C for 5-8 hours, to increase strength by accelerating the natural hardening process of the material.<\/li>\n\n\n\n<li>Important restrictions and considerations.<\/li>\n<\/ul>\n\n\n\n<p>The design of the profile must be adapted to the maximum dimensions of the press opening &#8211; it determines what can actually be pressed. The tool also plays a crucial role in the outcome. Both very large and very small profiles require special consideration in the design, for example when choosing the thickness of the material.<br>Manufacturing process &#8211; step by step  <\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Aluminum ingot intake: 8&#8243; or 10&#8243; in diameter. Maximum profile width is about 120% of the ingot diameter (e.g. 240 mm for 8&#8243; ingot). <\/li>\n\n\n\n<li>Casting: The casting is cut to a unique length for each profile (0.4-1.4 meters).<\/li>\n\n\n\n<li>Heating: the ingot is heated to around 500 \u00b0C in the ingot furnace.<\/li>\n\n\n\n<li>Loading: The cargo is placed in the container.<\/li>\n\n\n\n<li>Pressurization: The press cylinder increases the pressure from 1.3-1.8 MPa to about 50-60 MPa &#8211; equivalent to up to 3200 tons at the moment of pressing.<\/li>\n\n\n\n<li>Pressing: The molding is pressed through the tool, which controls the shape of the profile.<\/li>\n\n\n\n<li>Cooling: The freshly pressed profile is cooled with air and\/or water on the discharge table.<\/li>\n\n\n\n<li>Finishing: straightening, cutting and warping &#8211; to give the profile its final shape and strength.<\/li>\n<\/ol>\n\n\n\n<div class=\"banner-whitepaper\">\n<div class=\"gb-element-f981fd34\">\n<div>\n<h4 class=\"wp-block-heading\">Want to know more?<\/h4>\n\n\n\n<p class=\"gb-text banner-whitepaper__title\">Please download our drawing to see examples of our largest and smallest possible profile constructions at the moment.<\/p>\n<\/div>\n\n\n\n<a class=\"gbp-button--secondary gbp-button--wide\" href=\"https:\/\/www.profilgruppen.se\/wp-content\/uploads\/2025\/05\/Exempelritning.jpg\" target=\"_blank\" rel=\"noopener\"><span class=\"gb-text\">Download<\/span><span class=\"gb-shape\">\n  \n  \n<\/span><\/a>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Extrusion in brief Extrusion involves cutting an alloyed aluminum ingot to the correct length, heating it to around 500\u00b0C and pressing it through a high-pressure die. As it passes through the tool, it takes on the new shape of the ingot &#8211; exactly according to the cross-section of the profile drawing. At ProfilGruppen, we have &#8230; <a title=\"Extrusion\" class=\"read-more\" href=\"https:\/\/www.profilgruppen.se\/en\/what-we-do\/extrusion\/\" aria-label=\"Read more about Extrusion\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":2039,"parent":3903,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"layout":[107],"modul":[],"class_list":{"0":"post-3928","1":"page","2":"type-page","3":"status-publish","4":"has-post-thumbnail","6":"layout-standardmall"},"acf":[],"_links":{"self":[{"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/pages\/3928","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/comments?post=3928"}],"version-history":[{"count":4,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/pages\/3928\/revisions"}],"predecessor-version":[{"id":4182,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/pages\/3928\/revisions\/4182"}],"up":[{"embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/pages\/3903"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/media\/2039"}],"wp:attachment":[{"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/media?parent=3928"}],"wp:term":[{"taxonomy":"layout","embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/layout?post=3928"},{"taxonomy":"modul","embeddable":true,"href":"https:\/\/www.profilgruppen.se\/en\/wp-json\/wp\/v2\/modul?post=3928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}