Would a ball bearing provide more precise position control?

Ball bearings can indeed provide more precise position control, mainly due to their unique structure and function.
Firstly, ball bearings consist of inner and outer rings, balls, retainers, and sealing devices. The balls roll between the inner and outer rings, resulting in extremely low friction coefficients for the bearings during rotation. This low friction characteristic makes the operation of ball bearings smoother, reduces position displacement caused by friction, and thus improves the accuracy of position control.
Secondly, the design of ball bearings enables them to have high rotational accuracy. The ball bearings are evenly distributed between the inner and outer rings, and are fixed in position through a cage, allowing the bearings to maintain a stable motion trajectory during rotation. This design makes ball bearings perform well in situations that require precise position control, such as precision machine tools, automation equipment, measuring instruments, and other fields.
In addition, ball bearings also have the characteristics of high load-bearing capacity and long service life. This enables it to maintain stable performance under high loads and long-term operation, further improving the reliability and accuracy of position control.
In summary, ball bearings can provide more precise position control, especially suitable for applications that require high precision, high reliability, and long lifespan.