{"version":"1.0","provider_name":"HEF","provider_url":"https:\/\/hef.com.br\/sitehef\/en\/","author_name":"axome","author_url":"https:\/\/hef.com.br\/sitehef\/en\/author\/axome\/","title":"Other Technologies - HEF","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zZTALLBvkq\"><a href=\"https:\/\/hef.com.br\/sitehef\/en\/en-outras-tecnologias\/\">Other Technologies<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/hef.com.br\/sitehef\/en\/en-outras-tecnologias\/embed\/#?secret=zZTALLBvkq\" width=\"600\" height=\"338\" title=\"&#8220;Other Technologies&#8221; &#8212; HEF\" data-secret=\"zZTALLBvkq\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/hef.com.br\/sitehef\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Black oxidation &#8211; FERROBLACK FERROBLACK\u00ae processes constitute the HEF Group&#8217;s main technology for hot black oxidation. The treatment is conducted at temperatures between 135 and 140\u00b0C, using caustic solutions capable of promoting controlled oxidation of the metal surface. At the end of the cycle, the substrate surface is converted into a layer of magnetite (Fe\u2083O\u2084), [&hellip;]","thumbnail_url":"https:\/\/hef.com.br\/sitehef\/wp-content\/uploads\/2025\/12\/AdobeStock_660614962.jpeg","thumbnail_width":1920,"thumbnail_height":1076}