• 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 Bearing Manufacturer

    Provides high quality and durable slewing bearings for excavators and mining machines.

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  • Slewing Drive Solutions

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

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FEATURED PRODUCTS

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

Slewing Ring Bearings

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

Slewing 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 slewing 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

 
 

ABOUT LDB

Luoyang Longda Bearing Co., Ltd. is situated at the city of Luoyang, the ancient capitals of Nine Dynasties,which is specialized in designing,developing producing and selling the large-size,extra-large-size,slewing , non-standard and other special bearings. With advanced science and technology, the company develops and manufactures various kinds of bearing products with inner diameter of over 100 mm according to the national standard,such as large-size and extra-large-size deep-groove…


  • 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 […]