LEONESSA Bearing (Yancheng) Co.,Ltd was founded in 2011 with La Leonessa S.p.A as the majority shareholder. La Leonessa is specialized in manufacturing slewing bearings for 50 years with great reputation in the industry. We are committed to providing tailored high quality products and services to our customers.

Slewing bearings, also called “joint of machine” and widely used in industry. It is an important transmission component for the machine that needs to make relative rotary motion between two objects which bear axial force, radial force and tilting moment at the same time. With the rapid development of machinery industry, slewing support has been widely used in marine equipment, construction machinery, light industrial machinery, metallurgical machinery, medical machinery, industrial machinery and other industries.

For a variety of applications like building reconstruction, road construction, engineering material loading and unloading, mining and coal mining, excavators are indispensable in those operations. The rotation of excavator is guaranteed by the slewing device, and slewing bearing is the most important component of slewing device, which connects the excavator chassis and body, providing support to the body and bearing the working load.

In the meantime, due to the extremely tight time planning of the construction site, excavator shall avoid downtime. Thus the slewing bearing needs to carry the characteristics of convenient maintenance, long duration and robustness.

Based on the working environment and requirements of excavators, LEONESSA designed and developed high quality products for multi-tonnage excavators from mini-excavators, medium-sized excavators and large excavators. Start from the customers’ demand, LEONESSA is as always at your side providing quality service and solutions.

At present, we provide long-term technical support, pre-sales and after-sales service for domestic and abroad customers. Our main customers in excavator segment are Sany, Liebherr, Komatsu, Caterpillar etc.

To know more about LEONESSA Yancheng, please follow us on WeChat: LeonessaChina