{"id":13236,"date":"2026-03-19T22:42:36","date_gmt":"2026-03-19T14:42:36","guid":{"rendered":"https:\/\/www.zmsbearing.com\/?page_id=13236"},"modified":"2026-05-29T10:00:19","modified_gmt":"2026-05-29T02:00:19","slug":"rodamientos-de-bolas-de-contacto-angular-de-superprecision","status":"publish","type":"page","link":"https:\/\/www.zmsbearing.com\/es\/ball-bearings\/angular-contact-ball-bearings\/super-precision-angular-contact-ball-bearings\/","title":{"rendered":"Rodamientos de bolas de contacto angular de superprecisi\u00f3n"},"content":{"rendered":"\n
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Home<\/a> \/ Ball Bearings<\/a> \/ Angular Contact Ball bearings<\/a> \/ Super precision angular contact ball bearing<\/p><\/div>\n\n\n\n

Super precision angular contact ball bearing<\/h1><\/div>\n\n\n\n

Super precision angular contact ball bearings (also known as super-precision spindle bearings) are single-row bearings engineered to handle combined radial and axial loads at very high speeds with exceptional rotational accuracy and minimal runout.<\/p><\/div>\n\n\n\n

Unlike standard angular contact bearings, super-precision versions meet stricter tolerances (typically P4, P2, or better \u2014 equivalent to ABEC 7\/9 or ISO Class 4\/2), use premium materials, and feature optimized internal geometries for ultra-high performance.<\/p><\/div>\n\n\n\n

ZMS supply super precision angular contact ball bearings 719 series in China for 15 years.<\/p><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n

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Item<\/h4><\/div><\/div><\/div>\n<\/div>\n\n\n\n
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Desc<\/h4><\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n
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01<\/p><\/div><\/div><\/div>\n<\/div>\n\n\n\n

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Key Features and Benefits<\/strong><\/strong><\/h4><\/div><\/div><\/div>\n<\/div>\n\n\n\n
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Superior running accuracy<\/strong> \u2014 Extremely low runout and high stiffness for precise positioning
Ultra-high speed capability<\/strong> \u2014 Many series support dm\u00b7n values > 2\u20133 million (dm = mean diameter, n = rpm)
High rigidity<\/strong> \u2014 Excellent resistance to deflection under load
Low heat generation<\/strong> \u2014 Optimized ball complements, cages, and (often) hybrid designs keep temperatures stable
Combined load handling<\/strong> \u2014 Designed for simultaneous radial + axial forces (contact angles typically 15\u00b0, 18\u00b0, 25\u00b0, 30\u00b0, or higher)
Long service life<\/strong> \u2014 Advanced steels, ceramic balls, and low-friction cages reduce wear and fatigue<\/p><\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n

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02<\/p><\/div><\/div><\/div>\n<\/div>\n\n\n\n

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Common include<\/strong><\/strong><\/strong><\/strong><\/h4><\/div><\/div><\/div>\n<\/div>\n\n\n\n
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Hybrid versions (ceramic balls + steel rings) for lower heat, higher speeds, and longer life
Sealed options (non-contact seals) for cleaner environments and extended grease life
Special cages (phenolic, polyamide\/PEEK, PPS, or brass) tailored to speed and lubrication needs
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03<\/p><\/div><\/div><\/div>\n<\/div>\n\n\n\n

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Primary Applications<\/strong><\/strong><\/strong><\/strong><\/h4><\/div><\/div><\/div>\n<\/div>\n\n\n\n
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Machine tool spindles<\/strong> \u2014 CNC machining centers, lathes, milling machines, grinding machines
High-speed motors & spindles<\/strong> \u2014 Electro-spindles, routers, drills
Robotics & automation<\/strong> \u2014 Precision joints and actuators
Aerospace & defense<\/strong> \u2014 Gyros, turbines, optical systems
Medical equipment<\/strong> \u2014 High-speed dental tools, scanners
Semiconductor & optics<\/strong> \u2014 Wafer handling, lenses positioning
Woodworking & PCB machines<\/strong> \u2014 High-RPM routing\/spindles<\/p><\/div><\/div><\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n

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Frequently Asked Question<\/h3><\/div>
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