{"version":"1.0","provider_name":"\u30b3\u30e0\u30c7\u30fc\u30eb\u30fb\u30d9\u30a2\u30ea\u30f3\u30b0","provider_url":"https:\/\/www.skf-eu.com\/ja","author_name":"wp-admin","author_url":"https:\/\/www.skf-eu.com\/ja\/author\/wp-admin\/","title":"Expert Guide 2026: How Are Roller Bearings Made in 7 Crucial Steps - Comdale Bearing","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"nNM2wdLzSq\"><a href=\"https:\/\/www.skf-eu.com\/ja\/how-are-roller-bearings-made\/\">Expert Guide 2026: How Are Roller Bearings Made in 7 Crucial Steps<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.skf-eu.com\/ja\/how-are-roller-bearings-made\/embed\/#?secret=nNM2wdLzSq\" width=\"600\" height=\"338\" title=\"&#8220;Expert Guide 2026: How Are Roller Bearings Made in 7 Crucial Steps&#8221; &#8212; Comdale Bearing\" data-secret=\"nNM2wdLzSq\" 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.skf-eu.com\/wp-content\/uploads\/2026\/04\/expert-guide-2026-how-are-roller-bearings-made-in-7-crucial-steps.webp","thumbnail_width":300,"thumbnail_height":300,"description":"Abstract The manufacturing of roller bearings is a meticulous and multi-stage process that transforms raw high-carbon chromium steel into a product of extreme precision and durability. This process is fundamental to the function of countless machines across global industries. An examination of how roller bearings are made reveals a sequence of carefully controlled operations, beginning with the forging of raw material into the rough shapes of the inner ring, outer ring, and rolling elements. Subsequent stages involve annealing to soften the steel for machining, followed by turning and lathing to define the basic geometry. The most transformative stage is heat treatment, where hardening and tempering impart the necessary strength and [&hellip;]"}