{"id":22722,"date":"2020-09-10T13:33:19","date_gmt":"2020-09-10T12:33:19","guid":{"rendered":"https:\/\/www.miralu.fr\/bending\/"},"modified":"2020-09-11T09:28:57","modified_gmt":"2020-09-11T08:28:57","slug":"bending","status":"publish","type":"post","link":"https:\/\/www.miralu.cz\/en\/bending\/","title":{"rendered":"Bending"},"content":{"rendered":"<section class=\"wpb-content-wrapper\"><p>[vc_row][vc_column width=&#8221;1\/3&#8243;][vc_single_image image=&#8221;22209&#8243; img_size=&#8221;full&#8221; add_caption=&#8221;yes&#8221; style=&#8221;vc_box_shadow_3d&#8221;][vc_column_text]<em>Coil coated sheets from Miralu can be tightly bent.<\/em>[\/vc_column_text][\/vc_column][vc_column width=&#8221;2\/3&#8243;][vc_column_text]MIRALU AND YOU[\/vc_column_text]<div class=\"dfd-spacer-module\"  data-units=\"px\" data-wide_resolution=\"1280\" data-wide_size=\"20\" data-normal_resolution=\"1024\" data-normal_size=\"18\" data-tablet_resolution=\"800\" data-tablet_size=\"16\" data-mobile_resolution=\"480\" data-mobile_size=\"10\" style=\"height: 20px;\"><\/div><div class=\"dfd-animated-text-wrap\" id=\"dfd-animated-text-67423f1dc046b\"><div class=\"dfd-animated-text-block  text-left\" ><span class=\"dfd-animate-text\"><span class=\"dfd-animated-text-string  typed\" data-remove-hover=\"true\" data-lang=\"en\" data-id=\"1\" data-load=\"onload\" style=\"\">LE PLIAGE<\/span><\/span><span class=\"dfd-animate-me\"><\/span><\/div><script type=\"text\/javascript\">\r\n\t\t\t\t\t\t\t\t\t(function($) {$(document).ready(function() {$(\"#dfd-animated-text-67423f1dc046b .dfd-animate-me\").typed({\r\n\t\t\t\t\t\t\t\t\t\tstringsElement: $(\"#dfd-animated-text-67423f1dc046b .dfd-animate-text\"),showCursor: true,typeSpeed: 3\r\n\t\t\t\t\t\t\t\t\t});});$(\"head\").append(\"<style>#dfd-animated-text-67423f1dc046b.dfd-animated-text-wrap .dfd-animated-text-block span.dfd-animate-text span, #dfd-animated-text-67423f1dc046b.dfd-animated-text-wrap .dfd-animated-text-block span.dfd-animate-me {font-family:Open Sans; font-weight:600; font-style:normal; font-size: 30px; line-height: 35px; font-weight:bold; }#dfd-animated-text-67423f1dc046b.dfd-animated-text-wrap .dfd-animated-text-block span, #dfd-animated-text-67423f1dc046b.dfd-animated-text-wrap .dfd-animated-text-block span {font-size: 13px; font-style:italic; }<\/style>\")\r\n\t\t\t\t\t\t\t\t\t})(jQuery);\r\n\t\t\t\t\t\t\t\t<\/script><\/div><div class=\"dfd-spacer-module\"  data-units=\"px\" data-wide_resolution=\"1280\" data-wide_size=\"20\" data-normal_resolution=\"1024\" data-normal_size=\"18\" data-tablet_resolution=\"800\" data-tablet_size=\"16\" data-mobile_resolution=\"480\" data-mobile_size=\"10\" style=\"height: 20px;\"><\/div>[vc_column_text]<\/p>\n<h2>Coil coated sheets from Miralu can be tightly bent.<\/h2>\n<p>It\u2019s obvious: Aluminium sheets, coil coated by Miralu, are then formed into pieces by our customers. Mostly, forming consist in cutting the sheets following a template and then doing a series of bends &amp; folds : from the flat sheet one obtain a complex piece ready to by assembled and put in place.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n<h2>Bending, it is indeed <strong>deforming the metal and the coating.<\/strong><\/h2>\n<p>As can be seen on the schematic below:<\/p>\n<ul>\n<li>The <strong>outside of the bend is the most strained.<\/strong> To put it simply, one can consider the side in contact with the punch is not elongated while the part deep inside the die has to cope with a large elongation.<\/li>\n<li>Strain increases as the angle of the die is tightened.<\/li>\n<li>Strain increases as punch radius is reduced.<\/li>\n<\/ul>\n<p>It is important to choose the right material for the part: a sheet of paper can be folded in any way, but a length of wood will snap with minimum strain. The above drawing largely explains our common experience, which tells us that thin material will bend better than thick material: the thicker the material, the more the outer surface of the bend is deformed, and the greater the risk that it will break.<\/p>\n<p>Situation is the same for a coil coated sheet: the strain it can cope without failure depends on the metal and the coating used. It should be then defined, for all dimensions, the minimal angle &amp; punch radius couples one could use.<\/p>\n<p>Fortunately, tedious specifications tables can be avoided by defining <strong>bending severity<\/strong> with the schematic below where <strong>T is the sheet thickness.<\/strong> The<strong>inner radius<\/strong>of a <strong>flat bend<\/strong>is defined using the sheet <strong>thickness<\/strong>as unit:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-21124 aligncenter\" src=\"http:\/\/miraluczaq.cluster002.ovh.net\/wp-content\/uploads\/2017\/10\/Pliage-aluminium-selon-Miralu-2.jpg\" alt=\"\" width=\"241\" height=\"111\" \/><\/p>\n<p>To offer our customers the largest freedom of use, <strong>Mirawall<\/strong>is designed to cope with the most severe forming. <strong>1T and even 0T on demand. Mirabuild can be bent up to 1,5T.<\/strong><\/p>\n<p>Last but not least, <strong>those performances are meant without any cracks<\/strong> ndeed, the professional norm allows to define bending resistance either without cracks or with cracks but without peel off of the coating.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column]<div class=\"dfd-shar-module-cover\"><div class=\"dfd-new-share-module  text-center style-7 horizontal   \" ><div class=\"module module-entry-share\" id=\"dfd_share_67423f1dc0ae7\"><ul class=\"module-entry-share-links-list rrssb-buttons\" data-directory=\"https:\/\/www.miralu.cz\/wp-content\/themes\/dfd-ronneby\"><li class=\"rrssb-facebook\"><a class=\"module-entry-share-link-facebook feature-title\" data-title=\"Miralu\" data-url=\"https:\/\/www.miralu.cz\" data-media=\"\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/www.miralu.cz\"  style=\"\"><span class=\"dfd-share-icon\" style=\"\"><\/span><\/a><\/li><li class=\"rrssb-linkedin\"><a class=\"module-entry-share-link-linkedin feature-title\" data-title=\"Miralu\" data-url=\"https:\/\/www.miralu.cz\" data-media=\"\" href=\"http:\/\/www.linkedin.com\/shareArticle?mini=true&#038;url=https:\/\/www.miralu.cz\"  style=\"\"><span class=\"dfd-share-icon\" style=\"\"><\/span><\/a><\/li><\/ul><\/div><\/div>\t\t\t<script type=\"text\/javascript\">\r\n\t\t\t\t(function ($) {\r\n\t\t\t\t\t\"use strict\";\r\n\t\t\t\t\t$(document).ready(function () {\r\n\t\t\t\t\t\tvar $share_container = $('#dfd_share_67423f1dc0ae7 .module-entry-share-links-list li');\r\n\t\t\t\t\t\tvar parent = $share_container.parent().parent().parent();\r\n\t\t\t\t\t\tif ($share_container.length > 0) {\r\n\t\t\t\t\t\t\tvar scrollbarWidth;\r\n\t\t\t\t\t\t\tvar div = document.createElement('div');\r\n\t\t\t\t\t\t\tdiv.style.overflowY = 'scroll';\r\n\t\t\t\t\t\t\tdiv.style.width = '50px';\r\n\t\t\t\t\t\t\tdiv.style.height = '50px';\r\n\t\t\t\t\t\t\tdiv.style.visibility = 'hidden';\r\n\t\t\t\t\t\t\tdocument.body.appendChild(div);\r\n\t\t\t\t\t\t\tscrollbarWidth = div.offsetWidth - div.clientWidth;\r\n\t\t\t\t\t\t\tdocument.body.removeChild(div);\r\n\t\t\t\t\t\t\tvar setShareWidth = function () {\r\n\t\t\t\t\t\t\t\tif (($(window).width() + scrollbarWidth) >= 800) {\r\n\t\t\t\t\t\t\t\t\tif (parent.hasClass(\"style-6\") || parent.hasClass(\"style-7\") || parent.hasClass(\"vertical\")) {\r\n\t\t\t\t\t\t\t\t\t\t$share_container.width('auto');\r\n\t\t\t\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\t\t\t\t$share_container.dfdEqWidth();\r\n\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\t\t\tif (parent.hasClass(\"style-6\") || parent.hasClass(\"style-7\") || parent.hasClass(\"vertical\")) {\r\n\t\t\t\t\t\t\t\t\t\t$share_container.width('auto');\r\n\t\t\t\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\t\t\t\t$share_container.width('100%');\r\n\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t};\r\n\t\t\t\t\t\t\tsetShareWidth();\r\n\t\t\t\t\t\t\t$(window).resize(setShareWidth);\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t});\r\n\t\t\t\t\t\t\t})(jQuery);\r\n\t\t\t<\/script>\r\n\r\n\t\t\t<\/div>[\/vc_column][\/vc_row]<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>It is important to choose the right material for the part: a sheet of paper can be folded in any way, but a length of wood will snap with minimum strain. The above drawing largely explains our common experience, which tells us that thin material will bend better than thick material: the thicker the material, the more the outer surface of the bend is deformed, and the greater the risk that it will break.<\/p>\n","protected":false},"author":1,"featured_media":22213,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[371],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/posts\/22722"}],"collection":[{"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/comments?post=22722"}],"version-history":[{"count":9,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/posts\/22722\/revisions"}],"predecessor-version":[{"id":22743,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/posts\/22722\/revisions\/22743"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/media\/22213"}],"wp:attachment":[{"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/media?parent=22722"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/categories?post=22722"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.miralu.cz\/en\/wp-json\/wp\/v2\/tags?post=22722"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}