ZYS precision bearing, ball bearings, roller bearings, bearing parts

The six-day CIMT2025 ended successfully on April 26. According to statistics from the access control system of China International Exhibition Center Group Corporation Information Center, a third-party agency commissioned by the sponsor of CIMT2025, the China Machine Tool & Tool Builders' Association, the total number (Excluding the organizers and staff) of attendances by person-time was 416570, an increase of 23.79% compared to CIMT2023; the total number of attendances by person was 345864, an increase of 42.77% compared to CIMT2023; among them, the total number of visitor entering the venue was 211993, an increase of 36.81% compared to CIMT2023. Let us look forward to meeting again at the next China International Machine Tool Show.

To increase the load capacity and rigidity,  the angular contact ball bearings   for machine tool spindle are usually matched in pairs or set of more units. Every single bearing to be matched should meet the requirements of boundary dimension tolerances and running accuracy, besides, there are high requirements for the following performance parameters between any two bearings: (1) Mean bore diameter difference between any two bearings. (2) The radial runout difference of inner rings between any two bearings. (3) Mean outside diameter difference between any two bearings (4) The radial runout difference of outer rings between any two bearings. (5) Actual contact angle difference between any two bearings. (6)The protrusion difference between any two adjacent bearings. Duplex arrangement bearings  have three kinds of configuration, back-to- back (DB), face-to-face (DF) and tandem (DT).

On April 21, the 19th China International Machine Tool Show (CIMT2025) was held in Beijing. The show used the eight newly built exhibition halls of the China International Exhibition Center in Beijing for the first time, increasing the number of exhibition halls from the original 8 to 16, demonstrating China's huge market and its needs. Since the opening, the booth of  Luoyang Bearing Research Institute Co., Ltd.  has been crowded with visitors, and its products have continuously attracted visitors to stop and inquire. In the past two years, China's high-end precision machine tool technologies such as four-axis and five-axis have rapidly advanced and matured. The continuous improvement of China's machine tool processing capabilities and processing accuracy has helped and promoted the upgrading of equipment in the machining industry. The machine tool industry has developed in a positive direction, and the demand for  machine tool-related products  such as bearings has...

Luoyang Bearing Research Institute Co., Ltd. is a high-tech enterprise specializing in the development of "High-end, precise, advanced, unique, Non-standard" bearing products for the key units in various fields of national economic construction. Its predecessor, Luoyang Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China's bearing industry. In 1999, it entered China National Machinery Industry Group Co., Ltd. and transformed into a science and technology enterprise. ZYS focuses on developing high-performance bearing products for key units of national economic construction. We perform batch production of various high-rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research, development, production and sales of precision bearing, special bearing, high-speed machine tool spindle, bearing special equipment, bearing testing instruments...

On April 21, 2025, the 19th China International Machine Tool Show (CIMT2025) opened grandly at the China International Exhibition Center in Beijing. Zhengzhou Sinomach Precision Industry Development Co., Ltd. organized a foreign trade team to participate in the exhibition, actively exploring international markets and deepening international cooperation. During the exhibition, our foreign trade team received visitors from Germany, Korea, Japan and other countries with professional and enthusiastic service, and introduced the technical advantages and influence of its own brands and products in the industry. Through this exhibition, the team not only collected a large amount of cutting-edge market information, but also reached cooperation intentions with multiple groups of international customers. In the future, Zhengzhou Sinomach Precision Industry Development Co., Ltd. will continue to seize opportunities in industry exhibitions, deepen its international market layout, and promote the i...

The robotics industry  is advancing at an unprecedented pace, driven by the demand for precision, speed, and efficiency in various applications such as manufacturing, healthcare, and logistics. At the heart of many robotic systems lies a crucial component:   angular contact ball bearings . These bearings play a vital role in ensuring the smooth operation, accuracy, and durability of robotic systems. This article explores how  angular contact ball bearings  are used in robotics and why they are essential for achieving the performance requirements of modern robotic technologies. Why Angular Contact Ball Bearings Are Ideal for Robotics Robotics systems require components that can handle complex motions, high speeds, and varied load conditions while maintaining exceptional precision. Angular contact ball bearings meet these demands due to their unique design and features: Ability to Handle Combined Loads: Angular contact ball bearings are designed to handle both axial an...

On April 21, 2025, the 19th China International Machine Tool Show (CIMT2025) opened grandly at the China International Exhibition Center in Beijing. Zhengzhou Sinomach Precision Industry Development Co., Ltd. organized a foreign trade team to participate in the exhibition, actively exploring international markets and deepening international cooperation. During the exhibition, our foreign trade team received visitors from Germany, Korea, Japan and other countries with professional and enthusiastic service, and introduced the technical advantages and influence of its own brands and products in the industry. Through this exhibition, the team not only collected a large amount of cutting-edge market information, but also reached cooperation intentions with multiple groups of international customers. In the future, Zhengzhou Sinomach Precision Industry Development Co., Ltd. will continue to seize opportunities in industry exhibitions, deepen its international market layout, and prom...

On the afternoon of April 8, Han Xing, the second-level inspector of the Equipment Industry Department of the Ministry of Industry and Information Technology, led a team to visit ZYS for inspection and research. Gao Yuanan, the company's party committee secretary and chairman, accompanied the entire process. The company's deputy general manager and chief engineer Li Wenchao, general manager of the precision component division Yang Hu, and director of the scientific research office of the technology center Yin Yanjing accompanied the investigation. During the visit, Gao Yuanan gave a detailed introduction to the company's history, business development, technological innovation, strategic planning and other aspects, and specifically introduced the production and R&D of the Space Axis Development Department and the Precision Bearing Manufacturing Department. He said that Luoyang Bearing Research Institute Co., Ltd. is currently carrying out in-depth enterprise reform, comp...

Website: www.zys-bearing.com Email: sales@zys.com.cn Luoyang Bearing Research Institute Co., Ltd. is a high-tech enterprise specializing in the development of "High-end, precise, advanced, unique, Non-standard" bearing products for the key units in various fields of national economic construction. Its predecessor, Luoyang Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China's bearing industry. In 1999, it entered China National Machinery Industry Group Co., Ltd. and transformed into a science and technology enterprise. ZYS focuses on developing high-performance bearing products for key units of national economic construction. We perform batch production of various high-rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research, development, production and sales of precision bearing, special bearing, high-speed machine tool spindle, b...

When it comes to   angular contact ball bearings , one of the most critical aspects of ensuring their proper performance and longevity is the application of preload. Preload, in simple terms, is the internal force applied to a bearing assembly to eliminate clearance and enhance rigidity. For engineers and technicians working with machinery that demands high precision and reliability, understanding the concept of preload and its impact on angular contact ball bearings is crucial. What Is Preload in Angular Contact Ball Bearings? Preload is the intentional axial force applied to angular contact ball bearings to remove internal clearances. This force is introduced during the assembly process to ensure that the rolling elements stay tightly in contact with the raceways. The absence of clearance enhances the bearing's rigidity, reduces vibration, and improves its overall performance under demanding conditions. Preloading is particularly important in applications such as machine tool spi...

Luoyang Bearing Research Institute Co., Ltd. is a high-tech enterprise specializing in the development of "High-end, precise, advanced, unique, Non-standard" bearing products for the key units in various fields of national economic construction. Its predecessor, Luoyang Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China's bearing industry. In 1999, it entered China National Machinery Industry Group Co., Ltd. and transformed into a science and technology enterprise. ZYS focuses on developing high-performance bearing products for key units of national economic construction. We perform batch production of various high-rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research, development, production and sales of precision bearing, special bearing, high-speed machine tool spindle, bearing special equipment, bearing testing instruments...

Angular contact ball bearings   are widely used in high-speed applications such as machine tool spindles, electric motors, etc. However, as operating speeds increase, so does the challenge of managing limiting speed and temperature rise. Understanding how to balance these factors is key to maximizing bearing performance and reliability. What Is the Limiting Speed of a  Bearing ? The limiting speed refers to the maximum rotational speed at which a bearing can operate reliably without excessive heat generation, loss of lubrication, or dimensional instability. For angular contact ball bearings, the limiting speed is influenced by: 1. Contact angle 2. Bearing size and internal design 3. Lubrication method (oil-air, grease, oil mist, etc.) 4. Preload level 5. Cage material and design Bearings with smaller contact angles and optimized internal geometry typically support higher speeds. Why Is Temperature Rise a Critical Factor? As speed increases, friction within the bearing also inc...

Website: www.zys-bearing.com Email: sales@zys.com.cn Luoyang Bearing Research Institute Co., Ltd. is a high-tech enterprise specializing in the development of "High-end, precise, advanced, unique, Non-standard" bearing products for the key units in various fields of national economic construction. Its predecessor, Luoyang Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China's bearing industry. In 1999, it entered China National Machinery Industry Group Co., Ltd. and transformed into a science and technology enterprise. ZYS focuses on developing high-performance bearing products for key units of national economic construction. We perform batch production of various high-rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research, development, production and sales of precision bearing, special bearing, high-speed machine tool spindle, b...