1. The size of the slewing bearing is large, and its diameter is usually 0.4-10 meters

2. The slewing bearing generally bears axial force, radial force, and a large overturning moment.

3. The running speed of the slewing bearing is low. In many occasions, the slewing bearing only rotates back and forth within the angle.

4. Usually, the slewing bearing is equipped with a gear ring and a sealing device.

5. The installation methods are different. The slewing bearing is fixed on the upper and lower supports by screws.