• Slew Bearing Manufacturer Since 1999

    LDB Bearing offers high-quality, custom-tailored slew bearings, slewing drives and gears for your project.

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  • Slew Drive for 3D Printing

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slew Drive for Manlift

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slewing Drive for Radar

    Good Quality Slew Drive, Dual Axis Slew Drive for solar tracker and manlift.

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  • Slewing Bearing for CT Scan

    Professional slew bearing manufacturer for CT Scaning machine slew bearing replacements.

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FEATURED PRODUCTS

Check out featured slewing bearings, slew drives, and spur gear drives in various designs for heavy machinery, such as cranes, excavators,  earthmovers, solar trackers,machining and automation industries.

Four Point Contact Ball Slewing Bearing

Four-point contact ball slewing bearing is mainly composed of inner ring, outer ring, single-row steel balls, cage (or spacer), sealing device and other parts.

LDB SE Series Slew Drive

The SE series slewing drive is a type of worm gear driven slewing drive that features a compact design, high torque capacity, and precise rotation control.

SG-I Spur Gear Slewing Drive

SG-I series Spur Gear Slewing Drive is composed of a rotary bearing, gear, bearing seat, adapter flange, support bearing, seals, and other components.

Cross Roller Slew Bearing

Cross-roller slew rings are roller slew bearings with high rotational accuracy that are capable of receiving a load in any direction.

WE series Slewing Drive

WE series Slewing Drive is composed of a slewing bearing, worm, bearing housing, adapter flange, support bearing, sealings, and others.

SG-M Spur Gear Slew Drive

A SG-M spur gear slewing drive is a type of mechanical component that provides high load-carrying capacity and precise movement for various applications.

LDB PRODUCTS

LDB Bearing manufactures standard and customized slewing bearings, slew drives, and spur gear drives in various designs for heavy machinery, such as cranes, excavators,  earthmovers, solar trackers,machining and automation industries.

Slewing Bearings

Slewing bearings are designed for large load-bearing capability and can manage a full range of heavy-duty mechanical equipment.

Slew Drives

Slew drives are an update to worm drive mechanisms and are made for applications that need rotational torque and load holding in the same gearbox.

Spur Gear Slew Drive

Spur gear slew drive is also called gear slewing reducer which is generally composed of pinion gears, turntable bearings, shells, motors, or motors.


TRUST THE CHOICE OF GLOBAL 500, TRUST THE PRODUCTS FROM LDB

 
 

Slew Bearing and Slew Drive Manufacturer

Luoyang Longda Bearing Co., Ltd.(LDB-Bearing)was established in 1999 and is located in China’s bearing production base – Luoyang, Henan. The registered trademark is LDB®. LDB Bearing has a product range from 150mm to 4000mm in diameter slew bearing and gear rings, covering the production and manufacturing of various standard and non-standard specifications of slew bearings.

LDB Slew bearing and slew drive products have earned ISO9001:2015 certificate and German TUV certification in the year 2019. The entire production process from the entry of raw materials to the delivery of finished products implements strict process control and quality control. LDB slew bearings and slew drives have been exported to 73 countries and regions around the world, including Asian countries, America, Oceania and other regions.


Slewing Bearing and Gear Drive Solutions

LDB has design and manufacturing expertise in slew bearing and slew drive across a diverse range of markets and industries.


Excavator Slew Bearing

LDB provides excavator slew bearing replacements for excavators including Cat, Komatsu, Hyundai, Kubota, Hitachi, Kobelco, Volvo, Liebherr, JCB, John Deere and more.


Solar Slew Drive

LDB provides slew drive for solar tracker and soler energy generating systems for large solar energy farm, greatly save cost and increase solar energy efficiency.


Захват древесины

Forest Machinery Slew Bearing

LDB DB provides bogie slewing bearings, the bogie bearings produced are made of 42CrMo, which has good mechanical properties and makes the bogie bearings more durable.


Manlift Slew Drive

LDB provides slew drive for manlift and aerial work platfrom. A man lift slew drive contains bearing, rotation and motion control in a compact system.


CTSCan Slew Bearing

LDB provides slew drive solutions for medical care machinery such as CT scan, patient treatment equipment, hospital beds and other important devices.


Slew Drive for Automation

LDB provides slew drives for automation industries and stock a range of durable slew rings with the horsepower and torque necessary for robotic arms and other robotic applications.


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Excavator Slewing Bearings Detailed description

Excavator slewing bearings, also known as slewing bearings or swing circle bearings, are specialized large-size bearings designed to handle substantial loads while providing controlled rotation.  What is excavator slewing bearings? Excavator slewing bearings, also known as slewing bearings or swing circle bearings, are specialized large-size bearings designed to handle substantial loads while providing controlled rotation. […]

Detailed Guide to different kinds of Slewing bearings

What are slewing bearings? Slewing bearings, also known as turntable or rotary bearings, are large-sized bearings designed to accommodate axial, radial, and moment loads simultaneously. They facilitate smooth rotation in heavy machinery and equipment across various industries. Slewing bearings can be classified based on their design, rolling elements, raceway configuration, and gear configurations. Specific classification […]

What is slewing bearing -Lastest Guide to the slewing bearings

Overview of Slewing Bearings Slewing bearings, alternatively known as turntable or rotary bearings, comprise large-sized bearings specifically engineered to concurrently support axial, radial, and moment loads. Their primary function revolves around facilitating the smooth rotation of heavy machinery and equipment. Slewing bearings have found widespread applications across diverse industries, including construction, renewable energy, aerospace, automation, […]