• 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.

Поворотные подшипники

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.

WE Series Slewing Drive

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.

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.


  • Gear shaper

The structure and function of the slewing drive of the truck-mounted crane

Slew Drive The structure and function of the slewing drive of the truck-mounted crane Slew Drive Structure The slewing drive device of the truck-mounted crane includes a hydraulic motor, a brake and a reducer. Function: 1.Hydraulic Motor Convert the pressure of hydraulic oil into rotational mechanical energy and transmit the rotational motion to the reducer. […]

Slewing drive project by LDB Bearings was officially launched

Slewing drive project by LDB Bearings was officially launched On the afternoon of July 8, 2022, slewing drive project jointly developed by LDB Bearings and a famous European company was officially launched, and the company held a mobilization meeting. At the meeting, the chairman of LDB Bearings requested that the team leaders and backbones of […]

Slewing Gear Ring Bearing Drive

Slewing Gear Ring Bearing & Slewing Gear  Drive Rotary gears are usually divided into two types, one is the rotary gear support bearing, the other is the rotary gear drive Slewing gear support bearings are composed of an inner ring and an outer ring, usually one of which contains the gear. Together with the connecting […]


PRECISION AND INDUSTRIAL GEARBOX MANUFACTURERS

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.