Rotek: Your Best Source For Large Diameter Slewing Ring Bearings (ball bearings, roller bearings, wire race bearings, fifth wheel bearings, turntable bearings) and Seamless Rolled Rings (forgings, forged rings, profiled rings).

<a href="http://www.rotek-inc.com/english/content/e_cont1_1.htm"><b>Capabilities & History</b></a><br> <a href="http://www.rotek-inc.com/english/content/e_cont1_2.htm"><b>Contact Us</b></a><br> <a href="http://www.rotek-inc.com/english/content/e_cont1_3.htm"><b>Quality Project</b></a><br> <h1>Who We Are</h1>  <h3>Large Diameter Slewing Ring Bearings and Seamless Rolled Rings</h3> <p>Welcome to Rotek, a world leader in the engineering, manufacture, service and support of large diameter slewing ring bearing and seamless rolled rings.</p> <p>Rotek manufactures ball and roller type slewing ring bearings in single-row and multi-row designs; with internal or external gearing or gearless; in diameters from 12 inches to 50 feet; in a wide range of capacities, materials and seals. Many slewing ring bearings are available from stock or on short lead-times. <a href="http://www.rotek-inc.com/english/content/e_cont2_3.htm">Design assistance</a> from Rotek is available, without charge, for any application.</p> <p>In addition, we offer a variety of after-the-sale services and support programs, including bearing repair and on-site bearing inspection, designed to help extend the life of your large diameter slewing ring bearing.</p> <p>Rotek also manufactures seamless rolled rings in aluminum grades, carbon, stainless and alloy steels. All forgings are certified and traceable. Seamless rolled rings are produced in diameters from 16 inches to 158 inches and weights to 8,000 pounds.</p> <p>In 1999, Rotek completed the installation of a brand new ring rolling mill and refurbishment of the hydraulic press. These improvements give Rotek the ability to offer dimensionally consistent, competitively priced seamless rolled rings.</p> <p>At Rotek, we realize that today’s competitive businesses demand more than just products. That why, in addition to providing you with superior slewing ring bearings and seamless rolled rings, Rotek is committed to responsive service and on time delivery to better meet those expanding needs.</p> <p>Click on the buttons at the top of this page for details on all of Rotek's products and services, or call 1-800-221-8043 for more information.</p>  <h3>Rotek – Capabilities & History</h3> <h3>Rotek Design Expertise Provides Superior Solutions For Any Application</h3> <p>Since its founding in 1962, Rotek has been the leader in large diameter slewing ring bearings in North America. Rotek offers a unique combination of experience and technology in designing large diameter bearings and seamless rolled rings. We've designed and manufactured thousands of slewing rings for a wide array of applications: power cranes and excavators, radar equipment and antennae stations, tunnel boring machines, offshore cranes, machine tools, industrial robotics and medical diagnostic equipment. Our extensive experience combined with the use of sophisticated CAD/CAM technology enables us to accurately predict final product capabilities and performance. Rotek’s <a href="http://www.rotek-inc.com/english/content/e_cont2_3.htm">design assistance</a> is available through the on-line design worksheets on a no charge basis. Our team of application and design engineers will provide a preliminary design evaluation based on the application requirements you provide. Rotek’s experience in designing such a diverse range of slewing ring bearing and seamless rolled ring applications allow us to consistently deliver the most effective solution for your application.</p> <h3>Rotek’s integrated facilities provide complete manufacturing control.</h3> <p>We've complemented our application engineering experience with the latest in manufacturing systems and procedures. Rotek's fully integrated manufacturing facilities include two modern slewing ring plants and a state-of-the-art seamless ring rolling mill. Each facility utilizes advanced CNC and CAD/CAM technology, Total Quality Management disciplines, and Manufacturing Resource Planning (MRP II) systems. These fully integrated manufacturing facilities allow Rotek complete control over quality and scheduling, beginning with the raw materials and continuing through machining and assembly.</p> <h3>Worldwide support.</h3> <p>As a ThyssenKrupp Industries Company, one of Europe's largest corporate organizations, Rotek service is available virtually anywhere. With affiliated slewing ring manufacturers in Germany, Japan, Brazil, Spain, Italy and Great Britain, Rotek's service network is ready to solve any slewing ring service problem you or your customer might have -- wherever it may occur.</p>  <h3>Contacting Rotek</h3> <p>For more information regarding large diameter slewing ring bearings or seamless rolled rings, please feel free to contact Rotek at the address below.</p> <p>Rotek Incorporated<br> 1400 South Chillicothe Road<br> P.O. Box 312<br> Aurora, Ohio 44202<br> Telephone: 330/562-4000<br> Toll free: 1-800-221-8043<br> Fax: (Sales) 330/562-4620<br> Fax: (Engineering) 330/562-2709<br> Email: <a href="mailto:sales@Rotek-inc.com">sales@Rotek-inc.com</a></p>  <h3>Committed To Continuous Improvement</h3> <p>Rotek's Quality Management system has been certified by Det Norske Veritas, a leading registrar, as complying with <a href="http://www.rotek-inc.com/images/certificate2.jpg">ISO 9001</a> (will open a new window for printing) and <a href="http://www.rotek-inc.com/images/certificate1.jpg">ISO 9002</a> (will open a new window for printing). In addition, every aspect of our business is governed by the principles of Total Quality Management and continuous measurement and improvement.</p> <p>Overall, our quality standards are the highest in the industry. Rotek’s commitment to quality assures that the slewing ring bearings and seamless rolled rings we produce will perform well in the most challenging applications.</p> <a href="http://www.rotek-inc.com/english/e_index1.htm">Who we are</a><br> <a href="http://www.rotek-inc.com/english/e_index2.htm">Products</a><br> <a href="http://www.rotek-inc.com/english/e_index3.htm">Services</a><br> <a href="http://www.rotheerde.com/englisch/e_index4.htm">International</a><br>