Machine tools serve as the carrier of advanced manufacturing technology and the fundamental production means of the equipment industry, acting as the foundational equipment for the equipment manufacturing sector. They primarily serve industries such as automotive, military, agricultural machinery, construction machinery, power equipment, railway locomotives, and shipping. The machine tool industry holds strategic importance both economically and technologically. Its equipment design capabilities and manufacturing process levels, based on mechanical engineering and digital control technologies, place it at the forefront of the Fourth Industrial Revolution. As digitalization becomes the core driving force, exciting opportunities for further automation have emerged. The key goal of optimizing Overall Equipment Effectiveness (OEE), centered on reliable performance and sustainability, is more important than ever.

The performance of spindle units is crucial to the quality of machined parts and machine uptime. Spindle units play a vital role in machining operations. Their design ranges from belt-driven spindles to motor-integrated spindles, used in a wide variety of machines from high-speed milling to high-load turning operations. Machine tool performance is being pushed to the limits to maximize output. Meanwhile, machine operations are becoming increasingly complex. The demand for higher speeds and faster development places extremely high requirements on the machine's core components, especially spindle unit bearings. Bearings with high running accuracy, high-speed performance, and high system rigidity are the ideal choice for machine tool spindle units. Additionally, the design of these bearings minimizes noise, vibration, and heat generation.

A wide range of ultra-precision bearing types, series, designs, variants, and dimensions, combined with optimal designs, enhance equipment performance, machine uptime, rotational speed, and accuracy. In response to recent environmental protection requirements, regarding bearings dedicated to machine tool spindles, we have taken the lead in introducing grease replenishment systems. Furthermore, we have achieved the capability to use grease lubrication in high-speed domains that previously could only be reached with oil lubrication. These various ultra-precision bearing types, series, designs, variants, and dimensions, combined with optimal designs, improve equipment performance, machine uptime, rotational speed, and accuracy.