Rolling Mill Bearings Manufacturers

Ningbo DHK Precision Bearing Co., Ltd.

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Ningbo DHK Precision Bearing Co., Ltd. (“DHK” for short) is a specialist enterprise engaged in the R&D, manufacture and sales of bearings.Is a famous China rolling mill bearings manufacturers and gearbox bearings factory, we offer rolling mill bearings for sale. And is located in Ningbo Zhenhai Economic Development Zone with convenient transportation. Since the establishment for over a decade, "technology", "quality" and "service" have always been the initial issues in our mind for the sake of development. We provide reliable products and special customized services for global enterprises in heavy industry and have got the Satisfaction and won good reputation of a number of enterprises at home and abroad.

DHK mainly produces cylindrical roller bearings, conical roller bearings, self-aligning roller bearings, ball bearings, as well as various kinds of non-standard bearings and bearings with specially treated surface. So far, DHK’s bearings have been widely applied in such fields as engineering machinery, industrial pump, machine tool, compression engine, gear case, wind power and metallurgy in developed European and American countries.

DHK has the measuring room and inspection room of bearings in the industry and has introduced top-end inspection equipment worldwide and established the QC system in China,thus guaranteeing product quality in an all-round way.


DHK has passed IATF16949 quality system certification and ISO14001 environmental management system certification;and DHK is a national high-tech enterprise.

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  • Environmental Managementsystem Certificate
  • Occupational Health And Safetymanagement System Certificate
  • Measurement Management System
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  • High-tech enterprises

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Industry Knowledge Expansion

In today's industrial field, rolling bearings have become an indispensable core component of various mechanical systems. They play a key role in supporting machinery, reducing friction, transmitting loads and ensuring smooth operation. As a preeminent manufacturer of rolling bearings, we deeply understand the importance of these bearings in modern industry and our key role in ensuring the operation of the industry.

1. Innovative design: the key to improved performance
The design of rolling bearings is the cornerstone to ensure their excellent performance. Our R&D teams bring together expertise in engineering, materials science and advanced technologies to continuously advance the design and manufacture of rolling bearings. Through precise geometric design, advanced lubrication system and effective sealing scheme, we provide customers with bearing solutions that can always run stably under various harsh working conditions. Our innovative designs not only extend bearing life, but also reduce maintenance costs and improve our customers' operational efficiency. Through continuous innovation, we are committed to providing customers with stronger and more reliable rolling bearings.

2. Diversified product series: meet different needs
Different mechanical systems place different demands on rolling bearings in a wide variety of industrial applications. We are proud that our product line can meet the diverse needs of various application fields. Whether it is small equipment or heavy engineering, we provide a wide variety of product sizes, load capacities and applicable environments. Whether customers are in automotive manufacturing, aerospace, energy production or heavy manufacturing, our rolling bearings provide reliable support for critical equipment and mechanical systems. In addition, our technical team has rich customization experience, and can tailor the applicable rolling bearing solutions according to the specific needs of customers.

3. Quality Assurance: A Long-lasting and Reliable Partnership
As a rolling bearing manufacturer, we always put product quality first. We strictly follow international quality standards, and conduct strict monitoring and testing from material selection to every link in the production process. We use advanced quality control methods to ensure that each rolling bearing has excellent reliability and durability. We have established long-term partnerships with our customers, and jointly promote the development of various industries by providing them with high-quality rolling bearings. We know that our products play a key role in our customers' production lines, so we are always committed to being a reliable partner for our customers.