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LDB Slewing Bearings: Purpose, Types, and Selection Guide

What Is a Slewing Bearing? – Basic Definition A slewing bearing (also known as a slewing ring or turntable bearing) is a large-scale rolling-element bearing designed to support heavy loads while enabling smooth rotational motion between two structures. Unlike conventional bearings that typically handle only one type of load, slewing bearings are engineered to manage axial loads (vertical), radial loads (horizontal), […]

Hyundai Excavator Slewing Bearing Shipped to Asia

In November 2024, LDB successfully delivered a high-performance slewing bearing to an Asian customer for a Hyundai excavator. The product supplied was a four point contact ball slewing bearing, specifically engineered for the demanding turntable applications of modern excavators. The four point contact ball slewing bearing features a single-row design with a Gothic arch raceway, allowing […]

Slewing Bearings for Photoelectric Heating (CSP)

What Is a Slewing Bearing? A slewing bearing (also known as a turntable bearing or slewing ring) is a large-scale rolling-element bearing designed to support heavy loads while enabling smooth rotational motion. Unlike conventional bearings, slewing bearings are typically mounted between two structures — a stationary base and a rotating platform — and can handle axial loads (vertical), radial loads (horizontal), […]

Hitachi Excavator Slewing Bearing Shipped to Europe

In November 2023, LDB successfully shipped a high-performance slewing bearing to a European customer for a Hitachi excavator. The product supplied was a four point contact ball slewing bearing, specifically selected for its ability to handle the demanding working conditions of excavator turntables. The four point contact ball slewing bearing features a single-row design with a […]

High-Precision Slewing Bearing: Key to Fog Cannon Efficiency

What Is a Slewing Bearing? A slewing bearing (also known as a slewing ring or turntable bearing) is a large-scale rolling-element bearing designed to support heavy loads while enabling smooth rotational motion. Unlike conventional bearings, slewing bearings are typically mounted between two structures — a stationary base and a rotating platform — and can handle axial loads (vertical), radial loads (horizontal), […]