{"version":"1.0","provider_name":"Machines de marquage laser \u00e0 optique libre","provider_url":"https:\/\/www.free-optic.com\/fr","author_name":"user","author_url":"https:\/\/www.free-optic.com\/fr\/news\/author\/user\/","title":"The Truth: How Deep Can a 20 Watt Fiber Laser Cut in 2026? A Practical Guide - Free Optic Laser Marking Machines","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"qHk4by2CUG\"><a href=\"https:\/\/www.free-optic.com\/fr\/news\/20w-fiber-laser-cutting-depth-guide\/\">La v\u00e9rit\u00e9 : \u00e0 quelle profondeur un laser \u00e0 fibre de 20 watts pourra-t-il d\u00e9couper en 2026 ? Guide pratique<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.free-optic.com\/fr\/news\/20w-fiber-laser-cutting-depth-guide\/embed\/#?secret=qHk4by2CUG\" width=\"600\" height=\"338\" title=\"&quot; La v\u00e9rit\u00e9 : Quelle profondeur de d\u00e9coupe un laser \u00e0 fibre de 20 watts peut-il atteindre en 2026 ? Guide pratique &quot; - Machines de marquage au laser optiques libres\" data-secret=\"qHk4by2CUG\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>","thumbnail_url":"https:\/\/www.free-optic.com\/wp-content\/uploads\/2026\/03\/the-truth-how-deep-can-a-20-watt-fiber-laser-cut-in-2026-a-practical-guide.webp","thumbnail_width":600,"thumbnail_height":600,"description":"Abstract A 20 watt fiber laser is fundamentally engineered for high-precision surface marking, engraving, and deep engraving rather than for through-cutting substantial material thicknesses. Its capabilities for cutting are confined to very thin metal foils and sheets, with practical limits generally not exceeding 0.3mm for materials like stainless steel and even less for reflective metals [&hellip;]"}