1.0HEFhttps://hef.com.br/sitehef/en/axomehttps://hef.com.br/sitehef/en/author/axome/rich600338<blockquote class="wp-embedded-content" data-secret="f5BzdpsGfE"><a href="https://hef.com.br/sitehef/en/en-sais-e-outros-insumos/">Sais e Outros Insumos</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://hef.com.br/sitehef/en/en-sais-e-outros-insumos/embed/#?secret=f5BzdpsGfE" width="600" height="338" title="“Sais e Outros Insumos” — HEF" data-secret="f5BzdpsGfE" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://hef.com.br/sitehef/wp-includes/js/wp-embed.min.js </script> Precision on every surface Tribology is the science that studies the interaction of surfaces in relative motion, focusing on the mechanisms of friction, wear, fatigue, and corrosion, in the presence or absence of lubrication. HEF focuses on analyzing defective parts brought in by clients from various industrial sectors (automotive, agricultural, mining, among others). Based on […]https://hef.com.br/sitehef/wp-content/uploads/2025/11/AdobeStock_845718507.jpeg1920960