Description
Product Overview
The Long Linear Bearing is engineered as a two‑piece assembly that combines high rigidity with exceptionally low friction, delivering reliable linear motion for demanding industrial applications. Crafted from premium grade steel, each bearing undergoes a precision machining process that guarantees tight tolerances and consistent performance across the entire operating range. The design incorporates a robust outer race and a smooth inner race, allowing the bearing to support substantial loads while maintaining effortless glide. Its compact form factor makes it suitable for integration into CNC machines, robotic arms, 3D printers, and other automated equipment where space is at a premium. The bearing’s surface treatment reduces wear and corrosion, extending service life even in harsh environments. With a load capacity that exceeds typical linear motion components, this bearing ensures stability and accuracy, minimizing vibration and positional error during high‑speed operation. The product is supplied as a set of two identical units, enabling symmetrical installation and balanced load distribution for optimal performance.
Usage
Designed for versatility, the Long Linear Bearing excels in a wide range of settings. In CNC machining centers, it provides the smooth, repeatable motion required for precision cutting, drilling, and milling tasks. Its low friction characteristics reduce motor load, allowing for faster feed rates and improved energy efficiency. In robotic applications, the bearing supports articulated joints and linear actuators, delivering the responsiveness needed for complex motion paths and real‑time adjustments. The bearing also performs well in additive manufacturing equipment, where consistent layer deposition relies on stable linear guidance. For automation lines, the bearing’s durability ensures continuous operation with minimal maintenance, making it an ideal choice for conveyor systems, pick‑and‑place machines, and material handling devices. Its steel construction tolerates temperature fluctuations and exposure to lubricants, oils, and coolants commonly found in industrial workshops. Users can install the bearing in both horizontal and vertical orientations, thanks to its symmetrical design, and it integrates seamlessly with standard mounting brackets and linear rails.
Why Choose Us
Choosing our Long Linear Bearing means selecting a component backed by rigorous quality assurance and a commitment to customer satisfaction. Each bearing is inspected using calibrated measurement equipment to verify dimensional accuracy, surface finish, and load capacity before leaving the factory. Our manufacturing process adheres to ISO 9001 standards, ensuring consistent product reliability across every batch. We provide comprehensive technical documentation, including installation guides, load charts, and maintenance recommendations, to help engineers achieve optimal results. In addition, our dedicated support team is available to answer technical questions, assist with custom integration, and provide after‑sales service, including warranty coverage for material defects. By investing in our bearing, customers benefit from reduced downtime, lower total cost of ownership, and the confidence that comes from using a component designed for high‑performance environments. We continuously refine our designs based on feedback from industry professionals, guaranteeing that our products stay at the forefront of linear motion technology.
Key Features
- High rigidity steel construction ensures stable, precise motion under heavy loads.
- Low friction surface reduces energy consumption and extends motor life.
- Durable finish resists corrosion and wear in demanding industrial settings.
- Compact two‑piece design simplifies installation and fits tight spaces.
- Responsive customer support and warranty provide peace of mind for long‑term use.
FAQ
What load capacity does the bearing support?
The bearing is rated for a dynamic load of up to 150 kg and a static load of up to 300 kg, making it suitable for most CNC and robotic applications.
Is additional lubrication required?
While the bearing comes with a pre‑applied low‑friction coating, periodic lubrication with a compatible grease can further enhance performance in high‑speed or high‑temperature environments.
Can the bearing be used in vertical installations?
Yes, the symmetrical design allows for both horizontal and vertical mounting without compromising load distribution or accuracy.
What is the warranty period?
We offer a 12‑month warranty covering material defects and manufacturing errors, backed by full technical support.
How do I install the bearing?
Installation involves aligning the outer race with the linear rail, inserting the inner race, and securing the assembly with the provided mounting hardware. Detailed step‑by‑step instructions are included in the product manual.






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