{"id":10365,"date":"2025-05-29T02:10:01","date_gmt":"2025-05-29T02:10:01","guid":{"rendered":"https:\/\/www.skf-eu.com\/?post_type=product&p=10365"},"modified":"2025-07-27T04:03:45","modified_gmt":"2025-07-27T04:03:45","slug":"three-row-cylindrical-roller-combination-bearings","status":"publish","type":"product","link":"https:\/\/www.skf-eu.com\/ar\/product\/three-row-cylindrical-roller-combination-bearings\/","title":{"rendered":"Three-row cylindrical roller combination bearings"},"content":{"rendered":"

Technical analysis of three-row cylindrical roller combination bearings<\/h2>\n

Product Overview<\/h3>\n

Three-row cylindrical roller combination bearings are a high-load, high-stability bearing system that uses a three-row independently arranged cylindrical roller structure to simultaneously cope with radial force, axial force and overturning moment. Its modular design makes it an important position in the heavy industry field, especially suitable for extreme loads and harsh working conditions.<\/p>\n

\"Three-row<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
Below is a table of typical models and parameters of three-row cylindrical roller combination bearings. Specific parameters may vary by manufacturer, so selection should be based on actual requirements.<\/th>\n<\/tr>\n<\/thead>\n
\u0627\u0644\u0637\u0631\u0627\u0632<\/td>\nOuter Diameter\u00a0\u00a0\u00a0(mm)<\/td>\nInner Diameter\u00a0\u00a0\u00a0(mm)<\/td>\n\u0627\u0644\u0639\u0631\u0636 (\u0645\u0645)<\/td>\nDynamic Load\u00a0\u00a0\u00a0Rating (kN)<\/td>\nStatic Load\u00a0\u00a0\u00a0Rating (kN)<\/td>\n\u0627\u0644\u0648\u0632\u0646 (\u0628\u0627\u0644\u0643\u064a\u0644\u0648\u063a\u0631\u0627\u0645)<\/td>\n<\/tr>\n
231\/850 M<\/td>\n1050<\/td>\n850<\/td>\n250<\/td>\n2200<\/td>\n4300<\/td>\n420<\/td>\n<\/tr>\n
231\/950 M<\/td>\n1150<\/td>\n950<\/td>\n280<\/td>\n2600<\/td>\n5000<\/td>\n520<\/td>\n<\/tr>\n
231\/1000 M<\/td>\n1200<\/td>\n1000<\/td>\n300<\/td>\n2900<\/td>\n5800<\/td>\n600<\/td>\n<\/tr>\n
241\/1250 M<\/td>\n1500<\/td>\n1250<\/td>\n350<\/td>\n3500<\/td>\n7000<\/td>\n980<\/td>\n<\/tr>\n
241\/1400 M<\/td>\n1650<\/td>\n1400<\/td>\n380<\/td>\n4000<\/td>\n8000<\/td>\n1200<\/td>\n<\/tr>\n
241\/1600 M<\/td>\n1850<\/td>\n1600<\/td>\n400<\/td>\n5000<\/td>\n9500<\/td>\n1500<\/td>\n<\/tr>\n
Explanations:
\nModel Interpretation:231\/850 M: “231” indicates the bearing series, “850” represents the inner diameter (in mm), and “M” denotes material or internal structure.Load Ratings:Dynamic Load Rating (C): Indicates the maximum load the bearing can\u00a0\u00a0\u00a0withstand under dynamic conditions.<\/p>\n

Static Load Rating (C\u2080): Indicates the maximum load the bearing can handle under static conditions.<\/p>\n

Width:
\nThe width determines the rigidity and installation dimensions of the\u00a0\u00a0\u00a0bearing.<\/p>\n

Application Fields:
\nMost three-row cylindrical roller combination bearings are used in heavy-load applications such as port lifting equipment, tunnel boring machines, and large gearboxes.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Main application areas<\/h3>\n

Heavy engineering equipment<\/p>\n

Slewing mechanism of shield machines, port cranes, and mining excavators.<\/p>\n

\"Three-row<\/p>\n

\"Three-row<\/p>\n

Clean energy equipment<\/p>\n

Main shaft support unit of wind turbines.<\/p>\n

Industrial processing machinery<\/p>\n

High-load roller system of large rolling mills and continuous casting production lines.<\/p>\n

Material handling system<\/p>\n

Rotary platform of automated warehousing equipment.<\/p>\n

\"Three-row<\/p>\n

Core advantages and performance characteristics<\/h2>\n

Key advantages<\/h3>\n

Excellent load capacity<\/p>\n

Three rows of rollers share stress synergistically, which improves the load-bearing efficiency by more than 50% compared with traditional single\/double row bearings.<\/p>\n

Strong dynamic stability<\/p>\n

The multi-row structure effectively suppresses vibration and ensures smooth operation of the equipment under impact loads.<\/p>\n

Low maintenance cost<\/p>\n

Optimized sealing design and long-term lubrication scheme greatly reduce the frequency of downtime maintenance.<\/p>\n

High space utilization<\/p>\n

Integrated design replaces multi-bearing combination and simplifies equipment structure.<\/p>\n

Technical features<\/h3>\n

Detachable architecture: Some models support modular disassembly and assembly for easy on-site maintenance.<\/p>\n

Adaptive lubrication system: Compatible with grease or circulating oil lubrication, adapt to high temperature and dusty environment.<\/p>\n

Reinforced material process: Using special alloy steel or hybrid ceramic technology, the anti-micro-peeling performance is improved by 30%.<\/p>\n

Comprehensive review<\/h2>\n

As the core transmission component of heavy machinery, the three-row cylindrical roller combination bearing shows irreplaceable performance advantages under extreme working conditions through a multi-dimensional load distribution mechanism. Its technical highlight is the deep integration of high rigidity, long life and compact design, providing a more reliable support solution for modern industrial equipment.<\/p>\n

FAQ<\/h2>\n

Q1: What are the core improvements of the three-row bearing compared to the double-row structure?<\/p>\n

A: The addition of axial roller rows forms a three-dimensional load-bearing network, which increases the anti-overturning capacity to more than twice that of the traditional structure.<\/p>\n

Q2: Is it suitable for high-speed scenarios with more than 1,000 revolutions per minute?
\nA: Due to limited design characteristics, it is recommended for medium and low speed heavy load applications. It is recommended to use double-direction angular contact bearings for high-speed applications.<\/p>\n

Q3: What are the warning signs of bearing failure?
\nA: Mainly including abnormal torque fluctuations, temperature rise exceeding 15% (compared to the benchmark value), periodic blackening of lubricants, etc.<\/p>\n

Q4: What are the key control items during installation?
\nA: The centering accuracy of the shaft system needs to be monitored (\u22640.05mm\/m), hammer installation is prohibited, and the preload force needs to be dynamically detected.<\/p>\n

Q5: How to interchange with cross roller bearings?
\nA: Cross roller bearings are more suitable for multi-directional composite loads, while three-row bearings are more cost-effective in single-direction ultra-large load scenarios.<\/p>","protected":false},"excerpt":{"rendered":"

Advantages and features<\/p>\n

High load capacity
\nThe three-row roller design greatly increases the contact area and can withstand large axial, radial and overturning moments at the same time.<\/p>\n

Excellent stability
\nThrough the precise matching of multiple rows of rollers, the bearing can effectively reduce shaking and improve operating stability during operation.<\/p>\n

High efficiency and long life
\nThe roller arrangement is optimized, the contact stress is evenly distributed, which reduces local wear and extends the service life.<\/p>\n

Compact structure
\nWhile meeting high loads, it occupies a small space and is suitable for design requirements of limited installation space.<\/p>\n

Easy maintenance
\nThe decomposable design is easy to disassemble and lubricate, and reduces downtime.<\/p>\n

This type of bearing is widely used in engineering machinery, wind power equipment, metallurgical machinery and other industries, and is particularly suitable for high load, high precision and heavy working conditions.<\/p>\n

See more at \u0645\u062d\u0627\u0645\u0644 \u062d\u0644\u0642\u0629 \u0627\u0644\u062f\u0648\u0631\u0627\u0646<\/strong><\/a> Catalog.<\/p>","protected":false},"featured_media":10514,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_cat":[252],"product_tag":[303],"yoast_head":"\nChina Wholesale Three-row cylindrical roller combination bearings Supplier - Comdale Bearing<\/title>\n<meta name=\"description\" content=\"As Professional Three-row cylindrical roller combination bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.skf-eu.com\/ar\/product\/three-row-cylindrical-roller-combination-bearings\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"China Wholesale Three-row cylindrical roller combination bearings Supplier - 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