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High precision and high reliability
Our company mass produces high-end bearing products and components from 0.6 mm inner diameter to 7.1 m outer diameter.
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Work together, win together
Our products have been widely applied to various fields such as machine tool, wind turbine generator, merallurgy, petrochemical, medical equipment, rail transportation, automobile, construction machinery and so on.
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Comprehensive bearing solutions
Our company is committed to providing customers with full range of bearing integrated solutions. Whether you have needs in bearing selection, design optimization, performance improvement, fault diagnosis or maintenance management, we can provide you with professional support and solutions.
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Striving for excellence, Technological innovation
Our technical team is your technical support team, providing full-process technical support
MORE +Main products
The company is committed to R&D, production and sales of angular contact ball bearings, ball screw bearings, tapered roller bearings, crossed roller bearings, slewing bearings，rotary table bearings, bearing parts, high-frequency spindle, bearing measuring instruments, bearing testing machine, etc.
High Load Slewing Bearings for Wind Power, Cranes & Heavy Equipment
Zhengzhou Sinomach Precision Industry Development Co., Ltd. is a professional slewing bearing (turntable bearing) manufacturer, providing reliable bearing solutions for heavy-duty and low-speed rotation applications. We support standard models and fully customized slewing bearings, manufactured according to drawings, load calculations, and application requirements. Large diameter slewing bearings up to 11mm External gear / internal gear / gearless options OEM & project-based supply ISO / DIN / EN compliant manufacturing Send us your drawings or application details to get a technical proposal.
Angular contact ball bearings have a high limit speed and can bear radial loads and axial loads at the same time, as well as pure axial loads.
Dimension series: 320 series, 329 series, 330 series, 302 series, 303 series, 313 series, 322 series, 323 series (metric series); LM series, HM series (imperial series)
The internal structure of the cross roller bearing adopts rollers arranged perpendicularly at 90 degrees to each other.
ABOUT US
Zhengzhou Sinomach Precision Industry Development Co., Ltd., established in 2013, is a subsidiary of China National Machinery Industry Corporation (SINOMACH, a Fortune Global 500 company) and serves as the sole designated import and export platform for ZYS brand.
The company was established in
One R&D center and three industrial bases
Major research project achievements
Authorized patents
Spread across countries and regions
Solution
Our products have been widely applied to various fields such as machine tool, wind turbine generator, metallurgy, petrochemical, medical equipment, rail transportation, automobile, construction machinery and so on.
Work together, win together
Adhering to the core values of " Work together, win together", our company provides global customers with high-quality bearings, spindles, measuring instruments, grinders and other series of products as well as customized overall solutions, and aims to become a world-class precision manufacturing service provider.
Share your needs with us and get an impressive collaboration and reassuring product.
Headquarter: East Wing Building, No. 121 Wutong Street, High-Tech Industrial Development Zone, Zhengzhou City, Henan Province, China
No. 1 Factory Address: No. 6 Fenghua Road, Luoyang City, Henan Province, China
No. 2 Factory Address: No. 1 Sanxi Road, Science and Technology Industrial Park, Jianxi District, Luoyang City, Henan Province, China
No. 3 Factory Address: Yibin Industrial Technology Park, Yibin District, Luoyang City, Henan Province, China
