Product Description
Product Parameters
| Brand : | BMT; Luman; OEM | Bearing Size : | GB/T 276-2013 |
| Bearing Material : | Bearing Steel | Inner Diameter : | 3 – 120 mm |
| Rolling : | Steel balls | Outer Diameter : | 8 – 220 mm |
| Cage : | Steel; Nylon | Width Diameter : | 4 – 70 mm |
| Oil/Grease : | Chevron CZPT etc… | Clearance : | C2; C0; C3; C4 |
| ZZ bearing : | White , Yellow etc… | Precision : | ABEC-1;ABEC-3; ABEC-5 |
| RS bearing : | Black , Red,brown etc… | Noise Level : | Z1/Z2/Z3/Z4 |
| Open bearing : | No cover | Vibration Level : | V1/V2/V3/V4 |
About us
HangZhou CZPT (D&M) Bearings Co., Ltd. was established in 2005 and one of leading ball & roller bearing manufacturers & belt, chain, auto-parts exporters in China. It is specialized in research and development for various kinds of high precision, non-noise, long-life bearings, high quality chains, belts, auto-parts and other machinery&transmission products. At present, CZPT has more than 500 employees and produces 50 million sets of bearings annually. Due to our many years of experience and our own manufacturing in HangZhou china bearing town,DEMY has already served thousands of customers around the world.we participate in major professional exhibitions at home and abroad every year.
Good quality control and competitive prices
Each goods is processed by our internal quality management (ISO 9001:2000) with the corresponding testing, such as noise testing, checks of grease application, sealing checks, hardness degree of the steel as well as measurements.
Adherence to delivery dates, flexibility and reliability have had strong foundations in the corporate philosophy for years now.
DEMY is good at offering customer-specific quality at attractive and competitive prices.
Why Choose US ?
1.History : DEMY(D&M)BEARING CO., LTD is located in Hemudu Culture Ruins of HangZhou China which has 7000-year-old history. It is specialized in research and development for various kinds of high precision, non-noise, long-life bearings, high quality chains, belts, auto-parts and other machinery&transmission products.
2.Enterprise Scale: The company has manufacturing space of more than 30,000 square meters and has 20 sets of automatic gringding production lines, automatic assembly lines with the annual production capacity of 25 millions sets.
3.Export experience: Our company is 1 of the biggest bearing manufacturers and exporters in china. Our products are sold all over the world, include Europe, North America, the Middle East, Southeast Asia and South America etc.
4.Brand: We have 2 independent brands : CZPT ; Luman bearing.OEM also is accepted.
5.Quality Control: Each goods is processed by our internal quality management (ISO 9001:2000) with the corresponding testing, such as noise testing, checks of grease application, sealing checks, hardness degree of the steel as well as measurements.Adherence to delivery dates, flexibility and reliability have had strong foundations in the corporate philosophy for years now.
6.Service: High quality, good credit and excellent service are the tenet of our company. Customers’satisfaction is our lifeline, as well as our highest honor. We will do our best to meet your requirements, and will do better in the future.
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| Rolling Body: | Roller Bearings |
|---|---|
| The Number of Rows: | Single |
| Outer Dimension: | 6-120mm |
| Material: | Bearing Steel |
| Spherical: | Non-Aligning Bearings |
| Load Direction: | Radial Bearing |
| Samples: |
US$ 20/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

What are the benefits of using self-lubricating or maintenance-free track bearings?
Using self-lubricating or maintenance-free track bearings can offer several significant benefits in terms of convenience, performance, and cost-effectiveness. Let’s explore the advantages of utilizing self-lubricating or maintenance-free track bearings:
- Elimination of External Lubrication: One of the primary advantages of self-lubricating or maintenance-free track bearings is that they eliminate the need for external lubrication. These bearings are pre-lubricated with a solid lubricant or have a built-in lubrication system that provides a continuous supply of lubrication to the bearing surfaces. This eliminates the requirement for manual lubrication or periodic re-lubrication, saving time and effort in maintenance tasks.
- Extended Service Life: Self-lubricating or maintenance-free track bearings are designed to provide long service life. The presence of a solid lubricant or a self-lubricating material within the bearing helps reduce friction, wear, and the risk of surface damage. This results in improved durability and extended service life, reducing the frequency of bearing replacements and downtime for maintenance.
- Reduced Contamination and Cleanliness: External lubricants, such as grease or oil, can attract and accumulate contaminants, such as dust, dirt, or debris. In contrast, self-lubricating or maintenance-free track bearings minimize the risk of contamination since they do not require additional lubricants. This helps maintain a cleaner operating environment and reduces the potential for bearing failure due to contamination-related issues.
- Improved Reliability and Performance: Self-lubricating or maintenance-free track bearings offer consistent and reliable performance throughout their service life. The presence of an effective lubrication system ensures proper lubrication even under demanding operating conditions, such as high temperatures or high loads. This contributes to smoother and more predictable motion, reduced friction, and enhanced overall performance of the machinery or equipment.
- Cost Savings: While self-lubricating or maintenance-free track bearings may have a higher initial cost compared to standard bearings, they can result in cost savings over the long term. The elimination of manual lubrication and the extended service life of these bearings reduce maintenance requirements, labor costs, and the need for lubrication supplies. Additionally, the increased reliability and performance can minimize downtime and associated production losses.
- Ease of Installation: Self-lubricating or maintenance-free track bearings are typically designed for easy installation. They often come pre-assembled, pre-lubricated, or with integral lubrication systems, simplifying the installation process. This can save time and effort during initial setup or replacement of bearings in machinery or equipment.
Overall, self-lubricating or maintenance-free track bearings offer the advantages of reduced maintenance, extended service life, improved reliability, and cost savings. These bearings are particularly beneficial in applications where regular lubrication is challenging, time-consuming, or not feasible, or in environments where contamination control is critical.

What innovations or advancements have been made in track bearing technology?
Track bearing technology has seen several innovations and advancements over the years, driven by the need for improved performance, increased reliability, and enhanced functionality. Here are some notable innovations in track bearing technology:
- Advanced Materials: The development of new materials has significantly improved the performance and longevity of track bearings. Materials such as ceramic, hybrid ceramics, and high-performance steels offer enhanced strength, corrosion resistance, and temperature stability, making them suitable for demanding applications.
- Improved Sealing Solutions: Sealing technology has advanced to provide better protection against contaminants, moisture, and other environmental factors. Innovative seal designs and materials, including labyrinth seals, triple lip seals, and specialized coatings, help keep track bearings clean and extend their service life.
- Enhanced Lubrication: Lubrication plays a crucial role in the performance and lifespan of track bearings. Advancements in lubrication technology, such as the development of high-performance greases and solid lubricants, have improved the efficiency, reliability, and maintenance requirements of track bearings.
- Integrated Sensor Systems: Track bearings can now incorporate integrated sensor systems to monitor various parameters such as temperature, vibration, and load. These sensors provide real-time data on bearing health and performance, enabling predictive maintenance strategies and early detection of potential issues.
- Smart Bearing Technology: Smart bearing technology combines sensor systems with advanced data analytics and connectivity capabilities. These bearings can communicate wirelessly with monitoring systems, enabling remote monitoring, condition-based maintenance, and optimization of operational parameters for improved performance and efficiency.
- Design Optimization: Computer-aided design (CAD) and finite element analysis (FEA) tools have revolutionized the design process for track bearings. These tools allow for precise modeling, simulation, and optimization of bearing geometries, materials, and load capacities, resulting in improved performance, reduced weight, and enhanced reliability.
- Application-Specific Customization: With advancements in manufacturing processes, track bearings can now be customized to meet the specific requirements of different applications. Manufacturers can tailor bearing designs, materials, and coatings to optimize performance, reliability, and compatibility with unique operating conditions.
These innovations and advancements in track bearing technology have collectively contributed to improved performance, extended service life, and enhanced functionality in a wide range of industries and applications. They continue to drive progress in the field, enabling track bearings to meet the evolving demands of modern industrial systems.

How do track bearings contribute to smooth and precise motion in machinery and equipment?
Track bearings play a crucial role in enabling smooth and precise motion in machinery and equipment. They provide support and guidance for moving components, allowing them to move along tracks or guide rails with minimal friction and accurate positioning. Let’s explore how track bearings contribute to smooth and precise motion:
- Reduced Friction: Track bearings are designed to minimize friction between the rolling elements (such as balls or rollers) and the raceways (inner and outer rings). By reducing friction, track bearings help to minimize energy losses, prevent excessive heat generation, and extend the lifespan of the bearing and other components in the system. Low friction enables smoother and more efficient motion, resulting in improved overall performance.
- Accuracy and Precision: Track bearings are manufactured to precise tolerances, ensuring consistent dimensions and smooth surfaces. This precision contributes to accurate and repeatable positioning of the moving components along the track or guide rail. It allows machinery and equipment to achieve the desired motion with minimal deviation or backlash, enabling precise control and operation.
- Load Distribution: Track bearings are designed to distribute loads evenly across the rolling elements and raceways. This load distribution helps prevent localized stress concentrations and ensures that the applied loads are shared by multiple contact points. By distributing the loads effectively, track bearings enhance the stability and integrity of the moving components, reducing the risk of premature wear or failure.
- Guidance and Alignment: Track bearings provide guidance and alignment for the moving components. They help maintain the desired orientation and position of the components along the track or guide rail, preventing misalignment and unwanted movements. This guidance ensures smooth and precise motion, minimizing vibrations, noise, and the risk of component damage or malfunction.
- Shock and Impact Absorption: Track bearings are designed to absorb shocks and impacts that may occur during operation. They help cushion the effects of sudden loads or vibrations, protecting the moving components and reducing the transmission of these forces to the rest of the machinery or equipment. This shock absorption capability contributes to smoother and more stable motion, enhancing overall performance and reliability.
By incorporating high-quality track bearings into machinery and equipment, engineers can achieve smooth and precise motion, improving the efficiency, accuracy, and longevity of the system. Proper selection, installation, and maintenance of track bearings are essential to ensure optimal performance and to minimize the risk of issues such as excessive wear, misalignment, or loss of motion control.


editor by CX 2024-04-26