Description
Product Overview
The DEEPDREAM SBR20UU slide block linear ball bearings are engineered for precision and durability in motion control applications. Constructed from high-grade aluminum alloy and bearing steel, these sliding blocks feature a shaft diameter of 20mm and overall dimensions of 1.9” x 2” x 1.5”, weighing 10.58 ounces. They deliver smooth, low-friction movement with excellent motion balls, making them ideal for heavy-duty use in industrial settings and DIY projects. The model number is 4FOR SBR20UU, and they are designed to withstand rigorous conditions while maintaining consistent performance.

Usage
These linear ball bearings are suitable for a wide range of applications, including CNC machines, 3D printers, automation equipment, and robotic systems. They are commonly used by engineers, manufacturers, and hobbyists who require reliable linear motion components for precision tasks. The slide blocks perform well in environments that demand low maintenance and high load capacity, such as assembly lines, woodworking tools, and prototyping setups, ensuring smooth operation and extended service life.
Why Choose Us
DEEPDREAM slide blocks stand out due to their robust construction and superior quality control. The combination of aluminum alloy and bearing steel provides excellent strength and corrosion resistance, while the precision-engineered balls minimize friction for efficient movement. Customers benefit from a product that is backed by positive reviews and a high best-seller rank in industrial categories, offering reliable performance at an affordable price without compromising on durability or functionality.
Key Features
- Made from durable aluminum alloy and bearing steel for long-lasting use
- Smooth, low-friction motion with high-quality ball bearings
- Heavy-duty design capable of handling industrial loads
- Precise 20mm shaft diameter for accurate fit in linear systems
- Compact dimensions ideal for space-constrained applications
FAQ
What is the shaft diameter of the SBR20UU slide block?
The shaft diameter is 20mm, which is standard for compatibility with many linear rail systems.
Can these slide blocks be used in high-temperature environments?
They are designed for general industrial use but may have limitations in extreme temperatures; check specifications for specific operating conditions.
Are these bearings suitable for DIY 3D printers?
Yes, they are ideal for 3D printers and other hobbyist machinery due to their smooth motion and durability.
How do I maintain the slide blocks for optimal performance?
Regular cleaning and light lubrication can help maintain smooth operation and extend the lifespan of the bearings.
What materials are used in the construction?
The slide blocks are made from aluminum alloy and bearing steel, ensuring strength and resistance to wear.





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