Product Description
20mm width linear CZPT rail HGH20CA linear sliding block bearing for CNC machine
Product Description
Product Parameters
| Product name | 20mm linear guide |
|
Condition |
New |
|
Warranty |
1.5 years |
|
Applicable Industries |
Machinery Repair Shops, Home Use, Retail, Printing Shops, Energy & Mining, Advertising Company |
|
Weight (KG) |
2.6 |
|
Video outgoing-inspection |
Provided |
|
Machinery Test Report |
Provided |
|
Marketing Type |
New Product 2571 |
|
Warranty of core components |
1 Year |
|
Core Components |
Bearing |
|
Model Number |
15mm 20mm 25mm 30mm 35mm 45mm |
|
Place of Origin |
China |
|
|
ZheJiang |
|
Brand Name |
Sair |
|
Material |
bearing steel |
|
Product name |
Linear Xihu (West Lake) Dis.way Rail |
|
Application |
Cnc Machining Parts |
|
Model |
HGR15/20/25/30/35/45/55 |
|
Length |
Customized Length |
|
Block Type |
Common Wide |
|
Stocks |
Rich |
Installation Instructions
Packaging & Shipping
Certifications
Company Profile
ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd. is located in Xihu (West Lake) Dis. Industrial Zone, Xihu (West Lake) Dis. County, which is called “Xihu (West Lake) Dis. Water City” and the “Painting and Calligraphy Village”. National Road 308 is in the south. National Highway 105 is in the west. HangZhou-HangZhou Highway is in the north. The position is very superior. We are 1 of the biggest linear manufacturers in China. With the total investment of USD16 million, our company covers 46,000 square meters and the building area is 10,000 square meters. There are over 350 sets of advanced production equipment, which could achieve the annual output of 300,000 meters of linear guides. Linear guides are widely used in CNC machine tools, conveying machinery, precision measuring instruments, industrial automation machinery, electronic semiconductor machinery, mechanical arm, packaging machinery, automobile manufacturing and other fields. Our company has modern production workshop assembly lines and office facilities. There are 4 senior engineers, 8 engineers, and all kinds of technicians of more than 200 people. Meanwhile there is a marketing team consisting of scientific and technological personnel as well as marketing personnel, who can provide perfect after-sale services for customers. Moreover, our company has complete machining equipment and a quality assurance supervision system, which can provide first-class quality products for users. Since established, we have grown up together with our customers and industry elites, jointly promoting the development of Chinese Mechanical Function Parts. we see each day as the new beginning of Sair Machinery’ development, sublimating enterprise honor by high quality products and high quality services. With strong technical strength, advanced production equipment, a high-quality staff team and perfect after-sales services, our company is a precision machinery manufacturer with research and development, manufacturing, sales and service all in one. The products are mature with high quality. They not only sell well all over the country, but also are exported to Southeast Asia, Europe and other areas. They have excellent marketing performance, highly appreciated and trusted by a vast number of customers, thereby laying the foundation for our company’ important position in the industry. With the flexible mode of operation, with the spirit of mutual reciprocity and mutual benefits, and with the principle of common development, ZheJiang Sair Mechanical Xihu (West Lake) Dis. Co., Ltd. is willing to join hands with a vast number of friends to create a brilliant success! We will shape “Sair” Brand with the principle of “Scientific Innovation, Development and Good Faith”. Always with full enthusiasm and sincere attitude of cooperation and the CZPT business philosophy, we warmly welcome customers at home and abroad!!!
FAQ
1. who are we?
We are based in ZheJiang , China, start from 2011,sell to North America(26.00%),Eastern Europe(12.00%),Central America(12.00%),South America(10.00%),Northern Europe(9.00%),Oceania(8.00%),Southern Europe(6.00%),Africa(6.00%),Western Europe(5.00%),Eastern Asia(3.00%),Southeast Asia(2.00%),South Asia(1.00%). There are total about 501-1000 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Linear Xihu (West Lake) Dis.,Ball screw,Cross linear guide,mini linear guide
4. why should you buy from us not from other suppliers?
Sair Mechanical Xihu (West Lake) Dis. is a professional manufacturer specialized in development and production of highly precise Linear motion system used in a wide variety of industries
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR;
Accepted Payment Type: T/T,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Japanese,Korean
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Considerations for Selecting the Right Type and Size of Linear Bearing
Choosing the appropriate type and size of linear bearing requires careful consideration of various factors to ensure optimal performance and compatibility with the application. Here are important considerations to keep in mind:
- 1. Load Capacity:
Determine the maximum load the linear bearing will need to support. Consider both static and dynamic loads to select a bearing that can handle the expected weight and forces.
- 2. Speed and Acceleration:
Assess the required speed and acceleration of the linear motion. Different linear bearing types have different speed limitations, so choose one that can accommodate the desired motion profile.
- 3. Precision and Accuracy:
If your application requires precise positioning, choose linear bearings that offer high accuracy and repeatability. Linear ball bearings are known for their precision, while linear roller bearings offer higher load capacity.
- 4. Environment:
Consider the operating environment, including temperature, humidity, dust, and potential exposure to chemicals. Select linear bearings that are designed to withstand the specific environmental conditions.
- 5. Rail or Shaft Compatibility:
Ensure that the chosen linear bearing is compatible with the rail or shaft you intend to use. Proper fit and alignment are crucial for smooth motion and long bearing life.
- 6. Space Constraints:
If your application has limited space, choose compact linear bearings that can fit within the available area without compromising performance.
- 7. Maintenance Requirements:
Consider the level of maintenance your application can accommodate. Some linear bearings are self-lubricating, reducing the need for frequent maintenance.
- 8. Noise Level:
For noise-sensitive environments, opt for linear bearings that provide quiet operation to avoid disruptions caused by excessive noise.
- 9. Mounting Options:
Consider how the linear bearing will be mounted and integrated into your system. Different bearings may require specific mounting configurations.
- 10. Cost and Budget:
Balance the desired features and performance with your budget constraints. While high-performance linear bearings may offer advanced features, they can also come at a higher cost.
By carefully evaluating these factors, you can choose the most suitable type and size of linear bearing for your specific application. Consulting with bearing manufacturers and engineers can also provide valuable insights to ensure the optimal selection.

Role of Linear Bearings in Heavy Load and High Precision Applications
Linear bearings are essential components in applications that require the combined capabilities of handling heavy loads and maintaining high precision. They serve a critical role in such scenarios:
- Heavy Load Handling:
Linear bearings are designed to support and guide heavy loads along a linear path. They distribute the weight evenly, reducing friction and wear on the moving components and ensuring smooth and stable movement.
- Precision Motion Control:
Linear bearings enable precise and accurate control over the motion of heavy loads. This precision is crucial in applications where components need to be positioned or moved with extremely fine tolerances.
- Reduced Friction:
Linear bearings are engineered to minimize friction between moving parts, even under heavy load conditions. This not only improves efficiency but also enhances the accuracy of movement.
- Smooth Movement:
Linear bearings provide smooth and consistent movement, ensuring that heavy loads can be guided and positioned without jarring or sudden stops. This is particularly important for applications requiring controlled and gentle motion.
- Reduced Wear and Maintenance:
By reducing friction and wear, linear bearings extend the operational lifespan of heavy-load equipment. This translates to lower maintenance requirements and longer intervals between servicing.
- Optimized Performance:
Linear bearings contribute to the overall performance of heavy-load systems by allowing them to operate smoothly, accurately, and reliably. This is critical in applications where precision and consistency are paramount.
- Wide Range of Industries:
Linear bearings find application in various industries, including manufacturing, aerospace, automotive, and heavy machinery, where heavy loads need to be moved with high precision.
Overall, linear bearings serve as a cornerstone in applications that demand the simultaneous management of heavy loads and precise movement. They ensure that heavy machinery and equipment can function efficiently and accurately while maintaining the safety and integrity of the entire system.

Linear Bearings: Definition and Applications
Linear bearings are mechanical components designed to facilitate smooth and controlled linear motion in a single direction. They are widely used across various industries to provide precise movement and guidance in applications where traditional rotary bearings are not suitable. Linear bearings offer several advantages and find use in a diverse range of applications:
- Precision Machinery:
Linear bearings are a fundamental part of precision machinery such as CNC machines, laser cutting equipment, and coordinate measuring machines. They ensure accurate movement and positioning of tools and components, enabling high-quality and intricate work.
- Industrial Automation:
In automated manufacturing and assembly lines, linear bearings play a critical role in moving robotic arms, conveyors, and various stages along predefined paths. Their ability to provide smooth and repeatable motion contributes to increased production efficiency.
- Medical Devices:
Linear bearings are essential in medical devices like diagnostic machines, imaging systems, and robotic surgical equipment. They enable precise movement and positioning required for accurate diagnoses and minimally invasive procedures.
- Packaging Machinery:
In packaging industries, linear bearings guide the motion of conveyor belts, sealing mechanisms, and labeling devices. These bearings ensure consistent and reliable packaging processes.
- Material Handling:
Linear bearings are used in various material handling equipment such as pick-and-place systems, automated warehouses, and sorting machines. They enable efficient movement of goods and materials with reduced friction and wear.
- Semiconductor Manufacturing:
In semiconductor fabrication, where extreme precision is crucial, linear bearings are employed in wafer handling, chip assembly, and inspection equipment. They ensure contamination-free motion and positioning of delicate components.
- Textile Machinery:
Textile machines use linear bearings for guiding yarn paths, thread tensioning, and controlling the movement of fabric during weaving and knitting. These bearings contribute to the quality and efficiency of textile production.
- Automotive Manufacturing:
Linear bearings are found in automotive assembly lines for tasks such as welding, painting, and component installation. They provide accurate movement and positioning of vehicle parts, contributing to the production process.
- Aerospace and Defense:
In aerospace applications, linear bearings are used in various mechanisms, including aircraft seats, control surfaces, and satellite deployment systems. Their reliability and precision are crucial in these demanding environments.
- Renewable Energy:
In wind turbines and solar panel manufacturing, linear bearings are used to adjust the positioning of blades, solar panels, and tracking systems. They contribute to the efficiency of renewable energy generation.
Overall, linear bearings offer precise, controlled, and smooth linear motion in diverse applications across industries. Their ability to guide and support loads while minimizing friction and wear makes them essential components for achieving accurate movement and improved operational efficiency.


editor by lmc 2024-11-27